Is EMCOR Group, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for EMCOR Group, Inc. moved from expensive to fair. The company appears to be fairly valued based on its current metrics. Key ratios include a P/E ratio of 24, an EV to EBITDA of 16.28, and a PEG ratio of 0.48, indicating a potentially attractive growth relative to its price. In comparison to peers, Comfort Systems USA, Inc. has a higher P/E of 38.72, while AECOM is rated very expensive with a P/E of 22.09.
The company's strong performance is highlighted by its impressive return metrics, with a year-to-date return of 51.80% compared to the S&P 500's 13.30%, and a staggering 440.70% return over the past three years against the S&P 500's 81.19%. This outperformance reinforces the notion that EMCOR Group, Inc. is fairly valued in the current market context.