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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 | Nov 6, 2023

Top 60 Cultural Facility Engineering Firms for 2023

KPFF, Arup, Thornton Tomasetti, Tetra Tech, and WSP head BD+C's ranking of the nation's largest cultural facilities sector engineering and engineering architecture (EA) firms for 2023, as reported in the 2023 Giants 400 Report. Note: This ranking includes revenue from all cultural building sectors, including concert venues, art galleries, museums, performing arts centers, and public libraries.  

Giants 400 | Nov 6, 2023

Top 110 Cultural Facility Architecture Firms for 2023

Populous, Gensler, HGA, DLR Group, and Quinn Evans top BD+C's ranking of the nation's largest cultural facilities sector architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report. Note: This ranking includes revenue from all cultural building sectors, including concert venues, art galleries, museums, performing arts centers, and public libraries.  

Giants 400 | Nov 6, 2023

Top 100 Government Building Construction Firms for 2023

Hensel Phelps, Turner Construction, Clark Group, Fluor, and BL Harbert top BD+C's rankings of the nation's largest government building sector general contractors and construction management (CM) firms for 2023, as reported in the 2023 Giants 400 Report. Note: This ranking includes revenue from all government building sectors, including federal, state, local, military, and Veterans Affairs (VA) buildings.

Giants 400 | Nov 6, 2023

Top 90 Government Building Engineering Firms for 2023

Fluor, Jacobs, AECOM, WSP, and Burns & McDonnell head BD+C's rankings of the nation's largest government building sector engineering and engineering architecture (EA) firms for 2023, as reported in the 2023 Giants 400 Report. Note: This ranking includes revenue from all government building sectors, including federal, state, local, military, and Veterans Affairs (VA) buildings.

Giants 400 | Nov 6, 2023

Top 170 Government Building Architecture Firms for 2023

Page Southerland Page, Gensler, Stantec, HOK, and Skidmore, Owings & Merrill top BD+C's ranking of the nation's largest government building sector architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report. Note: This ranking includes revenue from all government building sectors, including federal, state, local, military, and Veterans Affairs (VA) buildings.

Giants 400 | Oct 30, 2023

Top 170 K-12 School Architecture Firms for 2023

PBK Architects, Huckabee, DLR Group, VLK Architects, and Stantec top BD+C's ranking of the nation's largest K-12 school building architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Oct 30, 2023

Top 100 K-12 School Construction Firms for 2023

CORE Construction, Gilbane, Balfour Beatty, Skanska USA, and Adolfson & Peterson top BD+C's ranking of the nation's largest K-12 school building contractors and construction management (CM) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.

Giants 400 | Oct 30, 2023

Top 80 K-12 School Engineering Firms for 2023

AECOM, CMTA, Jacobs, WSP, and IMEG head BD+C's ranking of the nation's largest K-12 school building engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. 

Giants 400 | Oct 23, 2023

Top 115 Multifamily Construction Firms for 2023

Clark Group, Suffolk Construction, Summit Contracting Group, Whiting-Turner Contracting, and McShane Companies top the ranking of the nation's largest multifamily housing sector contractors and construction management (CM) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking factors revenue for all multifamily buildings work, including apartments, condominiums, student housing facilities, and senior living facilities.

Giants 400 | Oct 23, 2023

Top 75 Multifamily Engineering Firms for 2023

Kimley-Horn, WSP, Tetra Tech, Olsson, and Langan head the ranking of the nation's largest multifamily housing sector engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking factors revenue for all multifamily buildings work, including apartments, condominiums, student housing facilities, and senior living facilities. 

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