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Giants 400

Call for surveys: 2024 Giants 400 Report

Building Design+Construction's annual Giants 400 Report ranks the nation's top architecture, architecture/engineering (AE), engineering/architecture (EA), general contractors, and fee-based construction management (CM) firms, by revenue. You’ll want to be sure your firm is on the Giants 400 lists, as potential clients look to these rankings for prospective firms to design and construct their future projects.


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.


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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 | Dec 11, 2023

Top 150 Local Government Building Architecture Firms for 2023

Gensler, HOK, Stantec, and Skidmore, Owings & Merrill top BD+C's ranking of the nation's largest local government building architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Dec 11, 2023

Top 50 State Government Building Construction Firms for 2023

Hensel Phelps, Turner Construction, Clark Group, and PCL Construction top BD+C's ranking of the nation's largest state government building general contractors and construction management (CM) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. 

Giants 400 | Dec 11, 2023

Top 50 State Government Building Engineering Firms for 2023

AECOM, EXP, Arup, and PRIME AE Group top BD+C's ranking of the nation's largest state government building engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Dec 11, 2023

Top 90 State Government Building Architecture Firms for 2023

Page Southerland Page, Skidmore, Owings & Merrill, Stantec, and NORR top BD+C's ranking of the nation's largest state government building architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. 

Giants 400 | Dec 5, 2023

Top 50 Federal Government Building Construction Firms for 2023

Fluor, BL Harbert, Hensel Phelps, and Turner Construction top BD+C's ranking of the nation's largest federal government building general contractors and construction management (CM) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. 

Giants 400 | Dec 5, 2023

Top 60 Federal Government Building Engineering Firms for 2023

Fluor, WSP, Jacobs, and AECOM head BD+C's ranking of the nation's largest federal government building engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Dec 5, 2023

Top 70 Federal Government Building Architecture Firms for 2023

Page Southerland Page, HOK, Gensler, LEO A DALY, and Stantec top BD+C's ranking of the nation's largest federal government building architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Nov 28, 2023

Top 55 Laboratory Construction Firms for 2023

Whiting-Turner, DPR Construction, STO Building Group, Skanska, and Hensel Phelps top BD+C's ranking of the nation's largest laboratory general contractors and construction management (CM) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Nov 28, 2023

Top 60 Laboratory Engineering Firms for 2023

Jacobs, Affiliated Engineers, Burns & McDonnell, Tetra Tech, and WSP head BD+C's ranking of the nation's largest laboratory engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Nov 28, 2023

Top 100 Laboratory Design Firms for 2023

HDR, Flad Architects, DGA, Elkus Manfredi Architects, and Gensler top BD+C's ranking of the nation's largest laboratory architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

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