ENR 2026 Top 100 Professional Services Firms
The AI boom’s rising tide has lifted business prospects for Top 100 Professional Services Firms based on this year’s reported $36.9 billion in combined revenue for CM/PM-for-fee services—up 31.2% from last year. Such gains aren’t without risks, firm execs noted in comments to ENR. Facing rapidly shifting owner needs, firms are building capacity to drive more success.
More detailed information on the Top 100 Professional Service Firms:
View complete list with revenue and market data
Related Article:
ENR 2026 Top Professional Services Firms Deepen Depth of Services
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2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004
Companies are ranked based on total 2025 revenue in $ millions for construction-management or project/ program-management services performed as a professional service for a fee.
**=Not ranked in 2025 among the Top 100 CMS.
Key to Type of Firm: A=Architect; C=Contractor; CM=Construction Management Firm; E=Engineer; EC=Engineer-Contractor; ENV=Environmental Firm. Other Combinations Are Possible.
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ENR 2026 Top Professional Services Firms
| RANK 2026 | RANK 2025 | FIRM | FIRM TYPE | TOTAL 2025 REV. ($ MIL.) |
|---|---|---|---|---|
| 1 | 13 | Turner & Townsend, New York, N.Y. | CM | 7,656.90 |
| 2 | 1 | Bechtel, Reston, Va. | EC | 4,360.00 |
| 3 | 2 | Parsons, Chantilly, Va. | EC | 2,470.20 |
| 4 | 5 | JLL (Jones Lang LaSalle), Chicago, Ill. | EA | 2,277.50 |
| 5 | 3 | AECOM, Dallas, Texas | EAC | 2,152.10 |