The economic fallout from the Trump administration’s tariff war has already breached jobsites through acute materials cost increases and accelerated project timelines, say ENR’s Top 600 Specialty Contractors. Yet contracting executives say added pressures are also boosting innovation in a market where data demands are rapidly transforming how contractors work together.
The table below shows only rankings, firm name and firm type. For complete data from the Top 600 Specialty Contractors list see the following links.

View complete list with revenue and market data
Current Top 600 Specialty Contractors Story:
ENR Top 600 Specialty Contractors: Data Surge Juices Market Rise
Click below for earlier editions:
2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 |
2006 | 2005 | 2004 | 2003
Companies are ranked according to construction revenue in 2023 in ($) millions from specialty contracting in a prime or subcontracting capacity. Firms that were not ranked in 2024 are designated by double asterisks (**). New contract awards refer to contracts awarded in 2022. NA=not available.
Key to Type of Firm
A=asbestos abatement; C=concrete; D=demolition/wrecking; E=electrical; F=fire protection and sprinklers; G=glazing/curtain wall; M=mechanical; MA=masonry; O=other; P=painting; R=roofing; SH=sheet metal; ST=steel erection; U=utility; W=wall/ceiling; X=excavation/foundation.
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| RANK 2025 | RANK 2024 | FIRMS | FIRM TYPE |
|---|---|---|---|
| 1 | 1 | Quanta Services, Houston, Texas1 | E/U |
| 2 | 2 | EMCOR Group Inc., Norwalk, Conn.2 | M/E |
| 3 | 3 | APi Group, New Brighton, Minn.3 | F/O |
| 4 | 4 | Primoris Services Corp., Dallas, Texas4 | U/O |
| 5 | 6 | Comfort Systems USA Inc., Houston, Texas | M |
| 6 | 5 | BrandSafway, Atlanta, Ga.6 | O |
| 7 | 10 | Rosendin Electric, San Jose, Calif. | E |
| 8 | 7 | MYR Group Inc., Thornton, Colo. | E |
| 9 | 12 | Performance Contracting Group Inc., Lenexa, Kan.9 | W |
| 10 | 11 | Pike Corp., Charlotte, N.C. | U |
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