Is EMCOR Group, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for EMCOR Group, Inc. moved from expensive to fair, indicating a more favorable assessment of its valuation. The company appears fairly valued based on its current metrics. Key ratios include a P/E ratio of 24, a Price to Book Value of 8.63, and an EV to EBITDA of 16.28, which suggest that the stock is reasonably priced compared to its earnings and book value.
In comparison to peers, Comfort Systems USA, Inc. has a higher P/E of 38.72, indicating it is considered expensive, while AECOM is categorized as very expensive with a P/E of 22.09. EMCOR's PEG ratio of 0.48 further highlights its potential for growth relative to its valuation, making it an attractive option in the construction sector. Additionally, EMCOR has significantly outperformed the S&P 500, with a year-to-date return of 51.80% compared to the index's 13.30%, reinforcing the positive valuation outlook.