Comfort Systems USA (FIX): financials, SEC filings and peers
Comfort Systems USA (FIX) is a construction & engineering company in the Industrials sector of the S&P 500, headquartered in Houston, Texas.
It was founded in 1997 and joined the S&P 500 on December 22, 2025.
Its fiscal year ends in December, and its shares trade on the NYSE.
In its SEC filings it is classified as “Electrical Work”.
Comfort Systems USA at a glance
- Revenue (12 months)
- $4.0B
- Revenue growth
- -48.5%
- Operating margin
- 18.8%
- Net income (12 months)
- $1.4B
- Free cash flow (12 months)
- $2.2B
- Cash
- $1.9B
- Debt
- $54M
- Diluted EPS (12 months)
- $40.65
Twelve months to June 30, 2026, from the 10-Q filed July 23, 2026.
Latest twelve months
Over the twelve months to June 30, 2026, Comfort Systems USA reported revenue of $4.0 billion, down 48.5% from $7.7 billion a year earlier.
Its operating margin was 18.8%, up 6.6 percentage points from a year earlier: for every $100 of sales, about $19 was left as operating profit.
Net income was $1.4 billion (36.2% of revenue), 107.2% higher than a year earlier.
Operating cash flow was $2.6 billion and capital spending $390 million, leaving free cash flow of $2.2 billion (54.6% of revenue).
At the end of the period it held $1.9 billion in cash and $54 million in debt, a net cash position of $1.8 billion.
Five-year trend
- Revenue went from $2.9 billion in fiscal 2020 to $1.8 billion in fiscal 2025, a decline of about 8.5% a year.
- Operating margin widened from 6.7% to 11.4% over the same years.
- Free cash flow was positive in each of the last 6 fiscal years.
| Fiscal year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | $3.1B | $4.1B | $5.2B | $7.0B | $1.8B |
| Revenue growth | 7.6% | 34.7% | 25.8% | 35.0% | -73.9% |
| Operating margin | 6.1% | 6.1% | 8.0% | 10.7% | 11.4% |
| Net income | $143M | $246M | $323M | $522M | $1.0B |
| Free cash flow | $158M | $253M | $545M | $738M | $1.0B |
| Diluted EPS | $3.93 | $6.82 | $9.01 | $14.60 | $28.88 |
Fiscal years as reported in Comfort Systems USA’s 10-K filings. Free cash flow is operating cash flow minus capital spending.
Recent SEC filings
- 8-K filed August 3, 2026 — Regulation FD disclosure
- 10-Q filed July 23, 2026 — quarterly report
- 8-K filed July 23, 2026 — Earnings results; Other event
- 8-K filed June 22, 2026 — Executive or director change; Regulation FD disclosure
- 8-K filed May 21, 2026 — Shareholder vote results
- 8-K filed May 1, 2026 — Regulation FD disclosure
- 10-Q filed April 23, 2026 — quarterly report
- 8-K filed April 23, 2026 — Earnings results; Other event
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Questions about Comfort Systems USA
Is Comfort Systems USA's revenue growing?
No. Revenue for the twelve months to June 30, 2026 was $4.0 billion, down 48.5% from a year earlier, according to its SEC filings.
Is Comfort Systems USA profitable?
Yes. It earned $1.4 billion in net income over the twelve months to June 30, 2026, a net margin of 36.2%.
Does Comfort Systems USA have more cash or more debt?
At June 30, 2026 it had $1.9 billion in cash and $54 million in debt, so more cash than debt.
When did Comfort Systems USA last file financial results?
Its latest quarterly report (10-Q) was filed with the SEC on July 23, 2026.
Which companies are similar to Comfort Systems USA?
In the S&P 500, Comfort Systems USA is grouped in Construction & Engineering within the Industrials sector. Emcor (EME), Jacobs Solutions (J), Quanta Services (PWR) are in the same group.
Understand the numbers
Source: Comfort Systems USA’s filings with the U.S. Securities and Exchange Commission (EDGAR), retrieved September 27, 2026. Figures are as reported by the company and may be restated. This page is for information only and is not financial advice.