the world's most visited architecture website

Sign up now and start saving and organizing your favorite architecture projects and photos

Sign up now to save and organize your favorite architecture projects


Find the most inspiring products for your projects in our Product Catalog.

Find the most inspiring products in our Product Catalog.


Get the ArchDaily Chrome Extension and be inspired with every new tab. Install here »


All over the world, architects are finding cool ways to re-use run-down old buildings. Click here to see the best in Refurbishment Architecture.

Want to see the coolest refurbishment projects? Click here.


Immerse yourself in inspiring buildings with our selection of 360 videos. Click here.

See our immersive, inspiring 360 videos. Click here.

Navigate articles using your keyboard
  1. ArchDaily
  2. Articles
  3. Top 250 US Architectural Firms

Top 250 US Architectural Firms

Top 250 US Architectural Firms

It’s that time of the year. Architectural Record has published their list of Top 250 architecture firms. The companies are ranked according to revenue for architectural services performed in 2009 in $ millions.

The list is compiled from a survey conducted for Engineering News-Record’s annual Top 500 Design Firms Sourcebook. As last year, number 1 was for AECOM Technology Corporation, an engineer-architect firm from Los Angeles, California.

The firms classify themselves by:

A = Architect AE = Architect-Engineer AP = Architect Planner EA = Engineer-Architect AEC = Architect-Engineer-Contractor

See the top 25 after the break.

1. AECOM Technology Corporation (EA) 2. Gensler (A) 3. URS Corporation (EAC) 4. Perkins + Will (A) 5. HDR (AE) 6. HOK (AE) 7. HKS (AE) 8. Skidmore Owings & Merrill LLP (AE) 9. NBBJ (A) 10. Leo A Daly (AE) 11. Cannon Design (AE) 12. RTKL Associates (AE) 13. Populous (A) 14. Callison (A) 15. SmithGroup (AE) 16. Bechtel (ECA) 17. ZGF Architects LLP (A) 18. Perkins Eastman (A) 19. Fentress Architects (A) 20. Kohn Pedersen Fox Associates (A) 21. Burt Hill (AE) 22. Rafael Viñoly Architects PC (A) 23. HMC Architects (A) 24. Ellerbe Becket Inc. (AE) 25. Corgan Associates (A)

See the complete list here.

About this author
Sebastian Jordana
Cite: Sebastian Jordana. "Top 250 US Architectural Firms" 09 Jul 2010. ArchDaily. Accessed . <> ISSN 0719-8884
Read comments