Filing Flows › Comparisons › PWR vs FIX
Quanta Services vs Comfort Systems USA: PWR and FIX compared
Quanta Services is the larger company: $12.0B of revenue in its latest quarter (Q3 2026) against $3.8B for Comfort Systems USA (Q3 2026). Quanta Services is growing faster (+57% against +54% a year earlier). Comfort Systems USA is more profitable, with an operating margin of 16.6% against 8.5%.
Where the money goes: PWR and FIX
Quanta Services (PWR) · Q3 2026
Quanta Services, Q3 2026: revenue $12.0B (+57% year over year), operating margin 8.5%, net earnings $695M, operating cash flow $1.5B. The chart follows the revenue to costs, profit and cash.
Comfort Systems USA (FIX) · Q3 2026
Comfort Systems USA, Q3 2026: revenue $3.8B (+54% year over year), operating margin 16.6%, net earnings $489M, operating cash flow $1.0B. The chart follows the revenue to costs, profit and cash.
| Quanta Services (PWR) | Comfort Systems USA (FIX) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $12.0B | $3.8B |
| Revenue growth, Y/Y | +57% | +54% |
| Gross margin | 16.7% | 24.8% |
| Operating margin | 8.5% | 16.6% |
| Net earnings | $695M | $489M |
| Net margin | 5.8% | 13.0% |
| Operating cash flow | $1.5B | $1.0B |
| Free cash flow | $1.2B | $806M |
| Market value | $77.7B | $33.9B |
| P/E | 46.1× | 20.8× |
| Analysts’ mean target | $770.42 | $1820.56 |
Where the revenue comes from
Quanta Services
- Electric: $9.8B (82%)
- Underground and Infrastructure: $2.2B (18%)
Comfort Systems USA
- New construction: $2.9B (76%)
- Existing building construction: $528M (14%)
- Service projects: $191M (5%)
- Service calls, maintenance, and monitoring: $179M (5%)
Questions
Which is bigger, Quanta Services or Comfort Systems USA?
Quanta Services is the larger company: $12.0B of revenue in its latest quarter (Q3 2026) against $3.8B for Comfort Systems USA (Q3 2026).
Is Quanta Services or Comfort Systems USA growing faster?
Quanta Services is growing faster (+57% against +54% a year earlier).
Which is more profitable, Quanta Services or Comfort Systems USA?
Comfort Systems USA is more profitable, with an operating margin of 16.6% against 8.5%.
More: Quanta Services earnings · how Quanta Services makes money · Comfort Systems USA earnings · how Comfort Systems USA makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 29, 2026; 10-Q filed Oct 22, 2026). Fiscal quarters can end on different dates. Not investment advice.