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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 | Aug 29, 2022

Top 80 Senior Living Facility Architecture + AE Firms for 2022

Perkins Eastman, Hord Coplan Macht, Ryan A+E, and Stantec top the ranking of the nation's largest senior living facility architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 29, 2022

Top 30 Senior Living Facility Engineering + EA Firms for 2022

WSP, Olsson, Kimley-Horn, and KPFF Consulting Engineers top the ranking of the nation's largest senior living facility engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 29, 2022

Top 40 Student Housing Facility Contractors + CM Firms for 2022

J.H. Findorff & Son, PCL Construction Enterprises, Juneau Construction, and Sundt Construction top the ranking of the nation's largest student housing facility contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 29, 2022

Top 35 Student Housing Facility Engineering + EA Firms for 2022

Kimley-Horn, Wiss, Janney, Elstner Associates, KPFF Consulting Engineers, and Jacobs top the ranking of the nation's largest student housing facility engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 29, 2022

Top 70 Student Housing Facility Architecture + AE Firms for 2022

Niles Bolton Associates, Mithun, Gensler, and Perkins and Will top the ranking of the nation's largest student housing facility architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 29, 2022

Top 110 Multifamily Sector Contractors + CM Firms for 2022

Suffolk Construction, Clark Group, AECOM, and Whiting-Turner top the ranking of the nation's largest multifamily housing sector contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking includes all multifamily sector work, including apartments, condos, student housing, and senior living facilities. 

Giants 400 | Aug 29, 2022

Top 75 Multifamily Sector Engineering + EA Firms for 2022

Kimley-Horn, WSP, Langan, and Olsson head the ranking of the nation's largest multifamily housing sector engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking includes all multifamily sector work, including apartments, condos, student housing, and senior living facilities.

Giants 400 | Aug 29, 2022

Top 175 Multifamily Sector Architecture + AE Firms for 2022

Perkins Eastman, Solomon Cordwell Buenz, KTGY, and Gensler top the ranking of the nation's largest multifamily sector architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking includes all multifamily sector work, including apartments, condos, student housing, and senior living facilities.  

Giants 400 | Aug 25, 2022

Top 155 Apartment and Condominium Architecture Firms for 2022

Solomon Cordwell Buenz, KTGY, Gensler, and AO top the ranking of the nation's largest apartment and condominium architecture and architecture/engineering (AE) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

Giants 400 | Aug 25, 2022

Top 65 Apartment and Condominium Engineering Firms for 2022

Kimley-Horn, Langan, Thornton Tomasetti, and WSP head the ranking of the nation's largest apartment and condominium engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report.

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