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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 | Aug 8, 2018

Top 150 Architecture Firms [2018 Giants 300 Report]

Gensler, Perkins+Will, and HKS top Building Design+Construction's ranking of the nation's largest architecture firms, as featured in the 2018 Giants 300 Report.

Giants 400 | Jul 16, 2018

5 'giant' trends poised to change the face of construction

We’ve identified five emerging trends that are likely to transform the construction market in the near future.

Giants 400 | Jul 11, 2018

2018 GIANTS 300 REPORT: Ranking the nation’s largest AEC firms

The 42nd annual BD+C Giants 300 report ranks architecture, engineering, and construction firms across more than 20 building sectors and specialty services.

Accelerate Live! | Jun 24, 2018

Watch all 19 Accelerate Live! talks on demand

BD+C’s second annual Accelerate Live! AEC innovation conference (May 10, 2018, Chicago) featured talks on AI for construction scheduling, regenerative design, the micro-buildings movement, post-occupancy evaluation, predictive visual data analytics, digital fabrication, and more. Take in all 19 talks on demand.

Giants 400 | Dec 14, 2017

Top 85 BIM construction firms

Turner Construction Co., Gilbane Building Co., and The Whiting-Turner Contracting Co. top BD+C’s ranking of the nation’s largest BIM contractors and CM firms, as reported in the 2017 Giants 300 Report.

Giants 400 | Dec 14, 2017

Top 150 BIM design firms

Jacobs, Gensler, and WSP top BD+C’s ranking of the nation’s largest BIM design firms, as reported in the 2017 Giants 300 Report.

Giants 400 | Dec 13, 2017

Top 25 science + technology engineering firms

Affiliated Engineers, Vanderweil Engineers, and CRB top BD+C’s ranking of the nation’s largest science + technology sector engineering and EA firms, as reported in the 2017 Giants 300 Report.

Giants 400 | Dec 13, 2017

Top 25 science + technology construction firms

DPR Construction, Turner Construction Co., and Skanska USA top BD+C’s ranking of the nation’s largest science + technology sector contractors and construction management firms, as reported in the 2017 Giants 300 Report.

Giants 400 | Dec 13, 2017

Top 45 science + technology architecture firms

HDR, HOK, and Interior Architects top BD+C’s ranking of the nation’s largest science + technology sector architecture and AE firms, as reported in the 2017 Giants 300 Report.

Giants 400 | Nov 7, 2017

Top 25 transit construction firms

Skanska USA, Webcor Builders, and AECOM top BD+C’s ranking of the nation’s largest transit sector contractors and construction management firms, as reported in the 2017 Giants 300 Report.

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