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Giants 400

BD+C's Giants 400 Rankings

Every spring, the editors of Building Design+Construction survey the nation's largest architecture, engineering, and construction firms to identify the most prominent design and construction firms across 25 building sectors and specialty categories. Meet the Giants 400. 


Giants 400

New Giants 400 download: Get the complete at-a-glance 2022 Giants 400 rankings in Excel

See how your architecture, engineering, or construction firm stacks up against the nation's AEC Giants. For more than 45 years, the editors of Building Design+Construction have surveyed the largest AEC firms in the U.S./Canada to create the annual Giants 400 report. This year, a record 519 firms participated in the Giants 400 report. The final report includes 137 rankings across 25 building sectors and specialty categories.   


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Building Design+Construction's Giants 400 Report ranks the largest architecture, engineering, and construction firms in the U.S. This year a record 519 AEC firms participated in BD+C's Giants 400 report. The final report includes more than 130 rankings across 25 building sectors and specialty categories. Check out the Giants 400 page.    

Giants 400 | Feb 2, 2023

Top 20 Integrated Project Delivery (IPD) Construction Firms for 2022

Barton Malow, Gilbane, DPR Construction, and STO Building Group top the rankings of the nation's largest integrated project delivery (IPD) construction firms for buildings construction work, according to BD+C's 2022 Giants 400 Report. 

Giants 400 | Feb 2, 2023

Top 100 Design-Build Construction Firms for 2022

ARCO Construction, Hensel Phelps, Ryan Companies, and Swinerton top the rankings of the nation's largest design-build construction firms for buildings construction work, according to BD+C's 2022 Giants 400 Report.

Giants 400 | Feb 2, 2023

2022 Convention Center Sector Giants: Top architecture, engineering, and construction firms in the U.S. convention and conference facilities sector

Clark Group, EUA, KPFF, Populous, TVS, and Walter P Moore top BD+C's rankings of the nation's largest convention and conference facilities architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.

Giants 400 | Feb 1, 2023

2022 Cultural Facilities Giants: Top architecture, engineering, and construction firms in the U.S. cultural facilities sector

Populous, DLR Group, KPFF, Arup, and Turner Construction head BD+C's rankings of the nation's largest cultural facilities sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report. Building types include museums, public libraries, performing arts centers, and concert venues.

Giants 400 | Jan 31, 2023

2022 Retail Giants: Top architecture, engineering, and construction firms in the U.S. retail building sector

Gensler, CallisonRTKL, Kimley-Horn, Henderson Engineers, Whiting-Turner Contracting, and Turner Construction top BD+C's rankings of the nation's largest retail sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.

Giants 400 | Jan 31, 2023

2022 Government Sector Giants: Top architecture, engineering, and construction firms in the U.S. government buildings sector

Gensler, Jacobs, Hensel Phelps, and Page top BD+C's rankings of the nation's largest government sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.

Giants 400 | Dec 1, 2022

Top 100 Office Building Core+Shell Contractors and CM Firms for 2022

Turner Construction, AECOM, Clayco, and Gilbane top the ranking of the nation's largest office building core+shell contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

Giants 400 | Dec 1, 2022

Top 75 Office Building Core+Shell Engineering + EA Firms for 2022

Jacobs, Alfa Tech, Burns & McDonnell, and Arup head the ranking of the nation's largest office building core+shell engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

Giants 400 | Dec 1, 2022

Top 150 Office Building Core+Shell Architecture + AE Firms for 2022

Gensler, NBBJ, Perkins and Will, and Stantec top the ranking of the nation's largest office building core+shell architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

Giants 400 | Dec 1, 2022

Top 40 Parking Structure Contractors + CM Firms for 2022

PCL Construction, Balfour Beatty, McCarthy Holdings, and Level 10 Construction top the ranking of the nation's largest parking structure contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

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