CECO vs VNET Comparison

CECO Environmental Corp is an industrial company, serving industrial air, industrial water, and energy transition markets. It offers various engineered and configured products and solutions, including dampers and diverters, selective catalytic reduction systems, severe-service and industrial cyclones, dust collectors, thermal oxidizers, filtration systems, wet and dry scrubbers, water treatment packages, industrial silencers, etc. These products are offered through brands like Western Airducts, WK, Wakefield Acoustics, Transcend, Verantis, and others. The company's reportable segments are: Engineered Systems, which derive maximum revenue, and Industrial Process Solutions. Geographically, it derives key revenue from the U.S., followed by the Netherlands, the UK, China, and other markets.

VNET started as AsiaCloud in 1999 and moved into the data center business, opening its first self-developed data center in 2010. The firm listed (as 21Vianet) on the Nasdaq in April 2011, subsequently changing its name to VNET Group in 2021. It originally focused on providing data center services such as colocation and cloud services to retail clients in China, but added hyperscale customers in 2019 and now counts large Chinese hyperscalers such as Alibaba Cloud, Tencent Cloud, and Huawei Cloud as customers. At the end of September 2025, it had 52,288 retail cabinets, with the majority in Beijing, Shanghai, and the Greater Bay area. It also had 783 MW of wholesale capacity in service, with a further 306 MW under construction and a further 705 MW held for future development.