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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.    

University Buildings | Aug 6, 2021

Is air quality the next hot campus amenity?

New research shows that students want to be back on campus, but they—and their parents—are asking more of higher ed institutions.

Giants 400 | Dec 16, 2020

Download a PDF of all 2020 Giants 400 Rankings

This 70-page PDF features AEC firm rankings across 51 building sectors, disciplines, and specialty services.

Giants 400 | Dec 3, 2020

2020 Science & Technology Facilities Giants: Top architecture, engineering, and construction firms in the S+T sector

HDR, Jacobs, and Turner head BD+C's rankings of the nation's largest science and technology (S+T) facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Laboratory Facilities Sector Giants: Top architecture, engineering, and construction firms in the U.S. laboratory facilities sector

Affiliated Engineers, HDR, and Skanska top BD+C's rankings of the nation's largest laboratory facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Industrial Sector Giants: Top architecture, engineering, and construction firms in the U.S. industrial buildings sector

Clayco, Jacobs, and Ware Malcomb top BD+C's rankings of the nation's largest industrial buildings sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Convention Center Sector Giants: Top architecture, engineering, and construction firms in the U.S. convention center sector

AECOM, Gensler, and Jacobs head BD+C's rankings of the nation's largest convention center sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Reconstruction Sector Giants: Top architecture, engineering, and construction firms in the U.S. building reconstruction and renovation sector

Gensler, Jacobs, and STO Building Group head BD+C's rankings of the nation's largest reconstruction sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 K-12 School Sector Giants: Top architecture, engineering, and construction firms in the U.S. K-12 school facilities sector

AECOM, Gilbane, and PBK head BD+C's rankings of the nation's largest K-12 school facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Sports Facilities Sector Giants: Top architecture, engineering, and construction firms in the U.S. sports facilities sector

Kimley-Horn, Mortenson, and Populous top BD+C's rankings of the nation's largest sports facilities sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

Giants 400 | Dec 3, 2020

2020 Office Sector Giants: Top architecture, engineering, and construction firms in the U.S. office building sector

Gensler, Jacobs, and STO Building Group head BD+C's rankings of the nation's largest office building sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.

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