97/100BComfort Systems USA company profile
- CEO
- Brian E. Lane
- Employees
- 22,700
- Headquarters
- 9753 Katy Freeway, Houston, TX 77024, US
- Sector
- Industrials
- Industry
- Engineering & Construction
- IPO date
- 27 Jun 1997
- Stock exchange
- NYSE
- ISIN
- US1999081045
Website:comfortsystemsusa.com
About the company
Comfort Systems USA, Inc., together with its subsidiaries, provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and electrical services industry in the United States. The company operates through two segments: Mechanical and Electrical. It offers heating, ventilation, and air conditioning systems, as well as plumbing, electrical, piping and controls, off-site construction, monitoring, and fire protection. The company is also involved in the design, engineering, integration, installation, and start-up of mechanical, electrical, and plumbing (MEP) and related systems in new buildings; and renovation, expansion, maintenance, monitoring, repair, and replacement of systems in existing buildings. In addition, it provides remote monitoring of power usage, temperature, pressure, humidity and air flow for MEP and other building systems. The company serves building owners and developers, general contractors, architects, consulting engineers, and property managers in the commercial, industrial, and institutional markets. Comfort Systems USA, Inc. was founded in 1917 and is headquartered in Houston, Texas.
Employees
Comfort Systems USA had about 22,700 employees at the end of fiscal year 2025 (31 December 2025), by its annual report. That is 24.0% more than a year before.
Employees at each fiscal year end, as the company reports them in its annual report (10-K); revenue and net income per employee are the fiscal year's over that count.
Who owns Comfort Systems USA
Institutions such as funds, banks and insurers held 93.6% of Comfort Systems USA's shares on 30 June 2026, 1,397 of them reporting holdings to the SEC; the rest is held by individual investors and other shareholders.
Shares free to trade
Closely held shares belong to insiders, founders and owners of more than 5%, and seldom change hands. The free float is the rest: the shares anyone can buy and sell.
Common questions about Comfort Systems USA
Source: Financial Modeling Prep