1.Sales and profit
See section →- Comfort Systems USA had $9.1B of revenue in fiscal 2025, up 29.5% on the year before. Over five years, revenue changed +26.1% a year on average.
- Its operating margin was 14.4%, up 3.8 pts: of every 100 in sales, about 14 is left after running the business.
- Comfort Systems USA made $1.0B of net profit in fiscal 2025. From fiscal 2016 to 2025, diluted EPS grew 36.8% a year.




