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AI Earnings Predictions for Ameresco Inc. (AMRC)

Machine learning predictions based on historical earnings data and price patterns

Latest Prediction

SELL

1-Day Prediction

-10.60%

$27.67

0% positive prob.

5-Day Prediction

-13.04%

$26.91

0% positive prob.

20-Day Prediction

-3.44%

$29.89

0% positive prob.

Price at prediction: $30.95 Confidence: 100.0% Model AUC: 1.0000 Quarter: Q4 2025

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2025
Q4

Q4 2025 Earnings

8-K SELL

Mar 2, 2026 · 100% conf.

AI Prediction SELL

1D

-10.60%

$27.67

Act: -9.85%

5D

-13.04%

$26.91

Act: -15.22%

20D

-3.44%

$29.89

Price: $30.95 Prob +5D: 0% AUC: 1.000
0001628280-26-013191

8-K 1 amrc_20251231xxearningsxre.htm 8-K

Document

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 2, 2026 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris-diction of Incorporation) (CommissionFile Number) (IRS EmployerIdentification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐

Item 2.02. Results of Operations and Financial Condition.

On March 2, 2026, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter and fiscal year ended December 31, 2025. The Company also posted supplemental information with respect to its fourth quarter and full year results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on March 2, 2026

99.2Supplemental Information dated as of March 2, 2026

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

March 2, 2026By:/s/ Mark Chiplock Mark Chiplock Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2025
Q3

Q3 2025 Earnings

8-K

Nov 3, 2025

0001628280-25-048222

amrc-20251103FALSE000148813900014881392025-11-032025-11-03

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 3, 2025 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On November 3, 2025, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended September 30, 2025. The Company also posted supplemental information with respect to its quarter ended September 30, 2025 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K. The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on November 3, 2025

99.2Supplemental Information dated as of November 3, 2025

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

November 3, 2025By:/s/ Mark Chiplock Mark Chiplock Executive Vice President, Chief Financial Officer and Chief Accounting Officer (duly authorized and principal financial officer)

2025
Q2

Q2 2025 Earnings

8-K

Aug 4, 2025

0001488139-25-000134

amrc-20250804FALSE000148813900014881392025-08-042025-08-04

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2025 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On August 4, 2025, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended June 30, 2025. The Company also posted supplemental information with respect to its quarter ended June 30, 2025 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K. The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on August 4, 2025

99.2Supplemental Information dated as of August 4, 2025

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

August 4, 2025By:/s/ Mark Chiplock Mark Chiplock Executive Vice President, Chief Financial Officer and Chief Accounting Officer (duly authorized and principal financial officer)

2025
Q1

Q1 2025 Earnings

8-K

May 5, 2025

0001488139-25-000092

amrc-20250505FALSE000148813900014881392025-05-052025-05-05

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2025 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On May 5, 2025, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended March 31, 2025. The Company also posted supplemental information with respect to its quarter ended March 31, 2025 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K. The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on May 5, 2025

99.2Supplemental Information dated as of May 5, 2025

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

May 5, 2025By:/s/ Mark Chiplock Mark Chiplock Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2024
Q4

Q4 2024 Earnings

8-K

Feb 27, 2025

0001488139-25-000014

amrc-20250227FALSE000148813900014881392025-02-272025-02-27

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 27, 2025 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐

Item 2.02. Results of Operations and Financial Condition.

On February 27, 2025, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter and fiscal year ended December 31, 2024. The Company also posted supplemental information with respect to its fourth quarter and full year results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on February 27, 2025

99.2Supplemental Information dated as of February 27, 2025

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

February 27, 2025By:/s/ Mark Chiplock Mark Chiplock Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2024
Q3

Q3 2024 Earnings

8-K

Nov 7, 2024

0001488139-24-000174

amrc-20241107FALSE000148813900014881392024-11-072024-11-07

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2024 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On November 7, 2024, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended September 30, 2024. The Company also posted supplemental information with respect to its quarter ended September 30, 2024 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on November 7, 2024

99.2Supplemental Information dated as of November 7, 2024

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

November 7, 2024By:/s/ Mark Chiplock Mark Chiplock Executive Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2024
Q2

Q2 2024 Earnings

8-K

Aug 5, 2024

0001488139-24-000136

amrc-20240805FALSE000148813900014881392024-08-052024-08-05

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 5, 2024 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of exchange on which registered Class A Common Stock, par value $0.0001 per shareAMRCNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On August 5, 2024, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended June 30, 2024. The Company also posted supplemental information with respect to its quarter ended June 30, 2024 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On August 5, 2024, the Company announced that Mark Chiplock, 54, has been promoted to the role of Executive Vice President and Chief Financial Officer, effective August 31, 2024 (the “Effective Date”). Mr. Chiplock will continue to serve as the principal accounting officer. Mr. Chiplock will succeed Doran Hole who joined the Company on July 1, 2019 as Executive Vice President and Chief Financial Officer and on August 2, 2024 tendered his resignation effective August 30, 2024 to pursue other opportunities. Mr. Chiplock joined the Company as Corporate Controller in June 2014 and became Vice President, Finance in April 2016. From October 1, 2018 until July 1, 2019 he served as the Company’s Interim Chief Financial Officer and Chief Accounting Officer after which he continued to serve as Vice President, Chief Accounting Officer and in February 2022 was promoted to Senior Vice President, Chief Accounting Officer. Prior to joining Ameresco, Mr. Chiplock served as Vice President, Finance of GlassHouse Technologies, a data center infrastructure consulting firm, from June 2012 to May 2014. In connection with his promotion, as of the Effective Date, Mr. Chiplock’s annual base salary will be increased to $435,000 and he will receive an award under the Company’s 2020 Stock Incentive Plan of options for 30,000 shares of Class A common stock. Subject to Mr. Chiplock’s continued employment with the Company, the options will vest over five years in five equal annual installments commencing on the first anniversary of the grant date. Mr. Chiplock will also continue to be eligible to participate in the Company’s Short-Term Incentive Bonus Plan. There are no arrangements or understandings between Mr. Chiplock and any other persons pursuant to which he was elected as an officer, and Mr. Chiplock has no direct or indirect material interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K. Mr. Chiplock does not have a family relationship with any director or executive officer of the Company. Mr. Hole’s departure is not related to any disagreements on the Company’s financial statement disclosures or accounting policies or practices.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhi

2024
Q1

Q1 2024 Earnings

8-K

May 7, 2024

0001488139-24-000079

amrc-20240507FALSE000148813900014881392024-05-072024-05-07

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2024 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On May 7, 2024, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended March 31, 2024. The Company also posted supplemental information with respect to its quarter ended March 31, 2024 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on May 7, 2024

99.2Supplemental Information dated as of May 7, 2024

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

May 7, 2024By:/s/ Spencer Doran Hole Spencer Doran Hole Executive Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2023
Q4

Q4 2023 Earnings

8-K

Feb 28, 2024

0001488139-24-000009

amrc-20240228FALSE000148813900014881392024-02-282024-02-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 28, 2024 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition.

On February 28, 2024, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter and fiscal year ended December 31, 2023. The Company also posted supplemental information with respect to its fourth quarter and full year results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on February 28, 2024

99.2Supplemental Information dated as of February 28, 2024

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

February 28, 2024By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2023
Q3

Q3 2023 Earnings

8-K

Nov 6, 2023

0001488139-23-000170

amrc-20231106FALSE000148813900014881392023-11-062023-11-06

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 6, 2023 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On November 6, 2023, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended September 30, 2023. The Company also posted supplemental information with respect to its quarter ended September 30, 2023 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on November 6, 2023

99.2Supplemental Information dated as of November 6, 2023

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

November 6, 2023By:/s/ Spencer Doran Hole Spencer Doran Hole Executive Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2023
Q2

Q2 2023 Earnings

8-K

Jul 31, 2023

0001488139-23-000119

amrc-20230731FALSE000148813900014881392023-07-312023-07-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2023 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On July 31, 2023, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended June 30, 2023. The Company also posted supplemental information with respect to its quarter ended June 30, 2023 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on July 31, 2023

99.2Supplemental Information dated as of July 31, 2023

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

July 31, 2023By:/s/ Spencer Doran Hole Spencer Doran Hole Executive Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2023
Q1

Q1 2023 Earnings

8-K

May 1, 2023

0001488139-23-000072

amrc-20230501FALSE000148813900014881392023-05-012023-05-01

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2023 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On May 1, 2023, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended March 31, 2023. The Company also posted supplemental information with respect to its quarter ended March 31, 2023 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on May 1, 2023

99.2Supplemental Information dated as of May 1, 2023

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

May 1, 2023By:/s/ Spencer Doran Hole Spencer Doran Hole Executive Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2022
Q4

Q4 2022 Earnings

8-K

Feb 27, 2023

0001488139-23-000010

amrc-20230227FALSE000148813900014881392022-02-272022-02-27

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 27, 2023 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition.

On February 27, 2023, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter and fiscal year ended December 31, 2022. The Company also posted supplemental information with respect to its fourth quarter and full year results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on February 27, 2023

99.2Supplemental Information dated as of February 27, 2023

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

February 27, 2023By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2022
Q3

Q3 2022 Earnings

8-K

Nov 1, 2022

0001488139-22-000105

amrc-20221101FALSE000148813900014881392022-11-012022-11-01

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2022 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On November 1, 2022, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended September 30, 2022. The Company also posted supplemental information with respect to its quarter ended September 30, 2022 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on November 1, 2022

99.2Supplemental Information dated as of November 1, 2022

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

November 1, 2022By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2022
Q2

Q2 2022 Earnings

8-K

Aug 1, 2022

0001488139-22-000088

amrc-20220801FALSE000148813900014881392021-08-012021-08-01

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2022 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On August 1, 2022, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended June 30, 2022. The Company also posted supplemental information with respect to its quarter ended June 30, 2022 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on August 1, 2022

99.2Supplemental Information dated as of August 1, 2022

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

August 1, 2022By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2022
Q1

Q1 2022 Earnings

8-K

May 2, 2022

0001488139-22-000070

amrc-20220502FALSE000148813900014881392022-05-022022-05-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2022 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On May 2, 2022, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended March 31, 2022. The Company also posted supplemental information with respect to its quarter ended March 31, 2022 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 8.01. Other Events We have refiled our Turnkey Engineering, Procurement, Construction and Maintenance Agreement dated as of October 21, 2021, with Southern California Edison Company as exhibit 10.1 to this Form 8-K to include force majeure provisions in Sections 6.2(c), 14.1 and 15.5 in full. Portions of this section had been redacted pursuant to Item 601(b)(2) of Regulation S-K from the agreement filed with our Form 10-K on March 1, 2022.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 10.10#Turnkey Engineering, Procurement, Construction and Maintenance Agreement dated as of October 21, 2021, by and between Ameresco, Inc. and Southern California

99.1Press Release issued by Ameresco on May 2, 2022

99.2Supplemental Information dated as of May 2, 2022

104Cover Page Interactive Data File (formatted as Inline XBRL) #Certain portions of this exhibit are considered confidential and have been omitted as permitted under SEC rules and regulations. Schedules and exhibits have been omitted pursuant to Item 601(b)(2) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

May 2, 2022By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2021
Q4

Q4 2021 Earnings

8-K

Feb 28, 2022

0001488139-22-000011

amrc-20220228FALSE000148813900014881392022-02-282022-02-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 28, 2022 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition.

On February 28, 2022, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter and fiscal year ended December 31, 2021. The Company also posted supplemental information with respect to its fourth quarter and full year results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

The information in this Form 8-K (including Exhibit 99.1 and Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on February 28, 2022

99.2Supplemental Information dated as of February 28, 2022

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

February 28, 2022By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2021
Q3

Q3 2021 Earnings

8-K

Nov 1, 2021

0001488139-21-000138

amrc-20211101FALSE000148813900014881392021-11-012021-11-01

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2021 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On November 1, 2021, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended September 30, 2021. The Company also posted supplemental information with respect to its quarter ended September 30, 2021 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits

Exhibit Index Exhibit No.Description 99.1Press Release issued by Ameresco on November 1, 2021

99.2Supplemental Information dated as of November 1, 2021

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

November 1, 2021By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2021
Q2

Q2 2021 Earnings

8-K

Aug 2, 2021

0001488139-21-000103

amrc-20210802FALSE0001488139August 2, 202100014881392021-08-022021-08-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2021 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter) Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On August 2, 2021, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended June 30, 2021. The Company also posted supplemental information with respect to its quarter ended June 30, 2021 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on August 2, 2021

99.2Supplemental Information dated as of August 2, 2021

104Cover Page Interactive Data File (formatted as Inline XBRL)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

August 2, 2021By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

2021
Q1

Q1 2021 Earnings

8-K

May 4, 2021

0001488139-21-000058

amrc-20210504FALSE0001488139May 4, 202100014881392020-11-022020-11-0200014881392021-05-042021-05-04

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2021 Ameresco, Inc. (Exact Name of Registrant as Specified in Charter)

Delaware 001-34811 04-3512838 (State or Other Juris- diction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

111 Speen Street, Suite 410,Framingham,MA1701 (Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (508) 661-2200

(Former Name or Former Address, if Changed Since Last Report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1033 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition. On May 4, 2021, Ameresco, Inc. (“we” or the “Company”) announced its financial results for the quarter ended March 31, 2021. The Company also posted supplemental information with respect to its quarter ended March 31, 2021 results on the Investor Relations section of its website at www.ameresco.com. The press release and the supplemental information issued in connection with the announcement are furnished as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits. (d) Exhibits The exhibits listed on the Exhibit Index immediately preceding such exhibits are furnished as part of this Current Report on Form 8-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

AMERESCO, INC.

May 4, 2021By:/s/ Spencer Doran Hole Spencer Doran Hole Senior Vice President and Chief Financial Officer (duly authorized and principal financial officer)

EXHIBIT INDEX

Exhibit No.Description 99.1Press Release issued by the Company on May 4, 2021

99.2Supplemental Information dated as of May 4, 2021

About Ameresco Inc. (AMRC) Earnings

This page provides Ameresco Inc. (AMRC) earnings call transcripts from SEC 8-K filings along with AI-powered predictions for post-earnings price movements. Our machine learning models analyze historical earnings data, pre-earnings price patterns, volume changes, and volatility to predict 1-day, 5-day, and 20-day returns after each earnings release.

Earnings transcripts are sourced directly from SEC EDGAR filings. Predictions are generated using gradient boosting models trained on AMRC's historical earnings reactions. All predicted returns are shown as percentages, and predicted prices are calculated from the closing price at the time of prediction. Past performance does not guarantee future results.

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