The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • EMCOR is the larger company, worth $32.5B, about 1.9 times Api Group.
  • EMCOR grew revenue faster over the last year (+19.8% vs +13.3%).
  • EMCOR keeps more of each dollar of revenue as operating profit (10.4% vs 7.2%).
  • EMCOR's price assumes faster free cash flow growth: about 9% a year, against 8% for Api Group (reverse DCF).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureAPGEME
Market cap$17.0B$32.5B
Share price$40.32$789.45
Revenue (last fiscal year)$7.9B$17.0B
Free cash flow (last fiscal year)$663M$1.2B
Revenue growth, last year+13.3%+19.8%
Revenue growth per year, last 5 fiscal years+19.0%+14.4%
Operating margin7.2%10.4%
Net margin4.1%7.7%
Return on equity9.8%35.3%
P/E (trailing)—24.6x
Price / free cash flow25.6x27.4x
EV / EBITDA22.2x16.3x
FCF growth the price implies8.2%9.1%
Dividend yield—0.18%
Debt / equity1.83x1.49x
Fundamental gradeCC
Superinvestors holding it62
Insider purchases, last 12 months1010

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

Api Group

YearRevenueFree cash flowOp. margin
2021$3.9B$127M3.5%
2022$6.6B$191M2.5%
2023$6.9B$428M5.2%
2024$7.0B$536M6.9%
2025$7.9B$663M7.0%

EMCOR

YearRevenueFree cash flowOp. margin
2021$9.9B$283M5.4%
2022$11.1B$449M5.1%
2023$12.6B$821M7.0%
2024$14.6B$1.3B9.2%
2025$17.0B$1.2B10.1%

Where the revenue comes from

Api Group · by segments, 2025

Safety Services$5.5B69%
Specialty Services$2.5B31%

EMCOR

No segment breakdown reported.

Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open APG in Investingly

Questions

Which is bigger, Api Group or EMCOR?

EMCOR (EME), at $32.5B against $17.0B.

Which grows faster, APG or EME?

EMCOR: revenue grew +19.8% over the last year, against +13.3%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.