SEM vs CCOI Comparison

Select Medical Holdings Corp is a healthcare company that operates through four main segments: critical illness recovery hospitals, rehabilitation hospitals, outpatient rehabilitation clinics, and Concentra institutions. Critical illness recovery hospitals and rehabilitation centres are designed for patients requiring extended recovery time with medical services. These two sectors combined compose roughly half of the total revenue and include over 103 critical illness recovery hospitals and inpatient rehab facilities. The outpatient rehabilitation segment includes over 1,928 rehabilitation clinics. The Concentra segment includes over 540 occupational health centers and 147 onsite clinics. The company is headquartered in Pennsylvania, and it operates across the United States.

Cogent carries over one fifth of the world's internet traffic over its network and is a broadband provider for businesses. Cogent's corporate customers are in high-rise office buildings; the firm provides them with two types of connections: dedicated internet access, which connects them to the internet, and virtual private networking, which offers an internal network for employees in different locations. Cogent's corporate customers are exclusively in North America and account for over half of the firm's revenue. Cogent's netcentric customers include internet service providers and content providers, to which Cogent provides internet transit. They hand traffic to Cogent in data centers and rely on Cogent to deliver it. About half of netcentric revenue is from outside the US.