With a market capitalization (market cap) of $61.19B — a measure of how much the company is worth — Comfort Systems USA, Inc. is the 281st most valuable company in Industrials as of August 18, 2026. Shares trade at $1,738.54, down +7.58% on the day.
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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.
Visit websiteAs of August 18, 2026, Comfort Systems USA, Inc. (FIX) is worth $61.19B — this is its market capitalization, the total value of all its outstanding shares.
Comfort Systems USA, Inc.’s market cap is $61.19B, which ranks it #281 among the most valuable companies in the Industrials sector tracked on MarketCapLens.
Comfort Systems USA, Inc. (FIX) shares trade at $1,738.54, down 7.58% on the day, as of August 18, 2026.
Fundamentals are annual. Figures labeled with their fiscal year.
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Comfort Systems USA, Inc. trades at a price-to-earnings (P/E) ratio of 60.1, based on its latest share price and annual earnings per share.