FIXComfort Systems USA

Industrials · Electrical Contractors · NYSE

Comfort Systems USA, Inc., a Delaware corporation, was established in 1997. 10-K, Item 1

Employees: 22,700
Headquarters: Houston, TX
CEO: Brian E. Lane
Next results: around Feb 18, 2027

Key numbers

Latest fiscal year, with ten years behind each

RevenueFY2016–25 $9.1B+29.5% Highest in 10 years 10-K FY2025 · XBRL Net incomeFY2016–25 $1.0B+95.7% Highest in 10 years 10-K FY2025 · XBRL Free cash flowFY2016–25 $1.0B+39.8% Highest in 10 years 10-K FY2025 · XBRL Operating marginFY2016–25 14.4%+3.8 pts 6.2% in FY2016 10-K FY2025 · XBRL

What changed

10-K filed Feb 19, 2026 against Feb 20, 2025

Area	What changed	Source
Risk factors	6 new paragraphs, nothing like them in the previous 10-K	10-K Item 1A
Inventory growing faster than revenue	Inventory +41.9% vs revenue +29.5% (+12.4 pts)	10-K · XBRL
Accounting checks	9 other checks clear, 1 worth a look	10-K · XBRL
Insiders	No open-market buys in the last 90 days	Form 4
Filings	5 in the last 30 days	EDGAR

Each row opens the detail with the quote and the filing. A row is a change worth reading, not a verdict.

What's new, in their words

10-K filed Feb 19, 2026

Paragraphs in Risk Factors that were not in the 10-K filed 2025-02-20. Quoted as filed.

In the past we have been required to increase, and it is possible we will in the future be required to increase, the number and percentage of total contract dollars for which we utilize an underlying surety bond. Historically, surety
10-K, Item 1A

All 6 new paragraphs →

Accounting checks

latest 10-K

9 of 10 clear 1 worth a look. Checks, not verdicts.

!
Inventory growing faster than revenueInventory +41.9% vs revenue +29.5% (+12.4 pts)
✓
Cash from operations $1.2B vs net income $1.0B (FY ending 2025-12-31)
✓
Same auditor in both 10-Ks: Deloitte & Touche LLP
✓
No statement of substantial doubt about going concern
✓
No 8-K item 4.02 in the last 2 years
✓
No NT 10-K or NT 10-Q in the last 2 years
✓
The same matters as last year: Revenue from Contracts with Customers
✓
No sentence in the 10-K concludes that controls were not effective because of a material weakness
✓
No 8-K item 2.06 in the last 2 years
✓
No 8-K item 1.03 in the last 2 years

How each check works, with sources →

In the last 30 days

All filings →

Nov 5, 20268-K Other events 8-K item 8.01
Oct 28, 20268-K Regulation FD disclosure 8-K item 7.01
Oct 22, 2026Officer CFO and CAO change (the "Company") of his intention to retire as Executive Vice President and Chief Financial Officer of the Company, effective following the filing of the Company’s Annual Report on Form 10-K for the year ending December 31, 2026 (the "Transition Date").
Oct 22, 20268-K Quarterly results, Other events 8-K items 2.02, 8.01
Oct 22, 202610-Q Quarterly report (10-Q) period ended Sep 30, 2026

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Work on FIX in a spreadsheet: Excel workbook (a sheet per section, ten years by column, charts, links to the filings) · CSV. For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/FIX/export.csv") into a cell.