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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 | David Barista | Aug 15, 2019

3 ‘Giant’ AEC market trends for 2019-2020

We’re starting to see a shift toward custom research, thanks in part to the influx of data, data tools, and analytics expertise in the AEC market.

Giants 400 | Aug 15, 2019

Top 100 Multifamily Sector Construction Firms for 2019

Lendlease, AECOM, Suffolk, Clark Group, and Gilbane top the rankings of the nation's largest multifamily sector contractors and construction management firms, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 15, 2019

Top 80 Multifamily Sector Engineering Firms for 2019

Kimley-Horn, WSP, Thornton Tomasetti, Jordan & Skala, and DeSimone Consulting Engineers head the rankings of the nation's largest multifamily sector engineering and engineering architecture (EA) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 15, 2019

Top 140 Multifamily Sector Architecture Firms for 2019

Humphreys & Partners, KTGY, SCB, CallisonRTKL, and Perkins Eastman top the rankings of the nation's largest multifamily sector architecture and architecture engineering (AE) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 15, 2019

2019 Multifamily Giants Report: Apartment construction keeps moving along, but affordable housing lags behind

The latest trends and innovations in the $66 billion multifamily construction sector, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 13, 2019

Top 40 Science and Technology Sector Construction Firms for 2019

Skanska, DPR, McCarthy, Whiting-Turner, and Turner top the rankings of the nation's largest science and technology (S+T) sector contractors and construction managers, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 13, 2019

Top 55 Science and Technology Sector Engineering Firms for 2019

Affiliated Engineers, Jacobs, WSP, RMF, and CRB head the rankings of the nation's largest science and technology (S+T) sector engineering and engineering architecture (EA) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 13, 2019

Top 65 Science and Technology Sector Architecture Firms for 2019

HDR, Interior Architects, Perkins+Will, SmithGroup, and HOK top the rankings of the nation's largest science and technology (S+T) sector architecture and architecture engineering (AE) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 13, 2019

2019 Science + Technology Giants Report: Operational flexibility is a must for S+T buildings

The science and technology (S+T) sector is arguably the industry’s most complex because it caters to a diverse clientele with specific priorities and imperatives, according to Building Design+Construction's 2019 Giants 300 Report.

Giants 400 | Aug 13, 2019

Perkins and Will tests a turnkey laboratory for S+T startups moving up from their incubation phase

The design giant has identified one critical need among S+T startups that want to graduate from their incubator stage: “step-out” labs.

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