Comfort Systems USA, Inc.

FIX Industrials Engineering & Construction

Comfort Systems USA, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $9.1 billion, up 29.5% from fiscal 2024.

Revenue
+53.7%
EPS
+68.6%
Free cash flow
+55.2%
Total debt
−63.6%

Quarter to September 2026, against a year earlier

1,015.40 50.46 +5.23%
Market cap
$33.8B
P/E
20.8×
Fwd P/E
24.3×
Dividend yield
0.31%
F-score
7/9
Altman Z
7.74
Beneish M
−2.35
Dividend safety
96/100

Comfort Systems USA, Inc. (FIX) Operating margin

Alert me on Operating margin

Comfort Systems USA, Inc.'s operating margin over the twelve months to 30 September 2026 was 16.7%, up 2.3 percentage points from fiscal 2025 (14.4%). Over the past ten years it has ranged from 5.55% (fiscal 2017) to 14.4% (fiscal 2025) — the current reading is the highest in ten years. That is above the Engineering & Construction industry median of 6.43% and above the Industrials sector median of 5.21%.

Operating margin, annual

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Annual newest first

Period Operating margin Change (points)
FY2025 14.4% 3.78
FY2024 10.7% 2.62
FY2023 8.04% 1.91
FY2022 6.13% 0.00
FY2021 6.13% (0.54)
FY2020 6.67% 0.41
FY2019 6.26% (0.62)
FY2018 6.88% 1.33
FY2017 5.55% (0.66)
FY2016 6.21% 0.51

Quarterly newest first

Period Operating margin Change (points)
Sep 2026 16.6% (0.51)
Jun 2026 17.1% 0.14
Mar 2026 17.0% 0.82
Dec 2025 16.1% 0.67
43 more quarters

Against its own ten years

Low 5.55% High 14.4%
Ten-year median 6.26%
Current reading's percentile 100

Operating margin against peers

Company Operating margin
FIX Comfort Systems USA, Inc. 16.7%
TTEK Tetra Tech, Inc. compare 12.1%
EME EMCOR Group, Inc. compare 10.4%
APG APi Group Corporation compare 7.23%
PWR Quanta Services, Inc. compare 6.83%
MTZ MasTec, Inc. compare 4.93%
J Jacobs Solutions Inc. compare 4.57%
ACM AECOM compare 4.10%
FER Ferrovial N.V. compare —
Engineering & Construction industry median 6.43%
Industrials sector median 5.21%
Market median 0.00%

What Operating margin is

EBIT Margin tells an investor how much operating profit, before interest and taxes, a company keeps from each unit of revenue.

EBIT ÷ Revenue

The full definition of Operating margin →

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