EMCOR Groupvs.Comfort Systems USA
EME vs FIX · both in Cooling, power & data center infrastructure, part of the AI & digital infrastructure value chain: Power, cooling and physical equipment, AI's physical foundation.
Comfort Systems USA is about 1.8× larger than EMCOR Group by market cap; EMCOR Group trades at the lower P/E (23.9 vs 42.1); year to date, Comfort Systems USA leads (+86.6% vs +28.3%).
Side by side
| EME | FIX | |
|---|---|---|
| Market cap | $34.4B | $60.3B |
| Price | $778.24 | $1,706.39 |
| Today | −0.8% | −2.0% |
| Return YTD | +28.3% | +86.6% |
| Return 1Y | +16.6% | +113.3% |
| Since June 26, 2026 | −2.5% | −8.0% |
| P/E | 23.9 | 42.1 |
| P/S | 1.8 | 5.4 |
| P/B | 8.4 | 18.8 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
EMCOR GroupEME
Builds the electrical and mechanical systems inside large facilities, data centers among them, then services what it installed.
Full EME profile →Comfort Systems USAFIX
Mechanical contracting: HVAC and cooling, plus electrical and plumbing work. The data center building boom has been good for the order book.
Full FIX profile →More EME & FIX comparisons
Other head-to-heads in the Cooling, power & data center infrastructure segment.