ENR 2025 Top 100 Professional Services Firms
Revenue for this year’s Top 100 Professional Services Firms reveal nuanced shifts in an increasingly complex market roiled by uncertainty and rising risks. Yet behind the numbers, firms say such challenges are also driving innovation in the form of resource development and frank owner conversations on how best to achieve long-term project goals.
More detailed information on the Top 100 Professional Service Firms:
View complete list with revenue and market data
Related Article:
ENR's Top Professional Services Firms Face a Shifting Market
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
Companies are ranked based on total 2024 revenue in $ millions for construction-management or project/ program-management services performed as a professional service for a fee.
**=Not ranked in 2024 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 2025 Top Professional Services Firms
| RANK 2025 | RANK 2024 | FIRM | FIRM TYPE | TOTAL 2024 REV. ($ MIL.) |
|---|---|---|---|---|
| 1 | 1 | Bechtel, Reston, Va. | EAC | 4,898.00 |
| 2 | 3 | Parsons Corp., Chantilly, Va. | EC | 3,382.10 |
| 3 | 5 | AECOM, Dallas, Texas | EAC | 2,197.50 |
| 4 | 2 | Jacobs Solutions Inc., Dallas, Texas | EAC | 2,081.60 |
| 5 | 4 | JLL (Jones Lang LaSalle), Chicago, Ill. | EA | 2,014.70 |