Walsh Group, Skanska USA, HDR, Perkins and Will, and AECOM top BD+C's rankings of the nation's largest transit facility sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.

Choate Parking Consultants, Walker Consultants, Kimley-Horn, PCL, and Balfour Beatty top BD+C's rankings of the nation's largest parking structure sector architecture, engineering, and construction firms, as reported in the 2022 Giants 400 Report.

PCL Construction, Balfour Beatty, McCarthy Holdings, and Level 10 Construction top the ranking of the nation's largest parking structure contractors and construction management (CM) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

Walker Consultants, Kimley-Horn, Wiss, Janney, Elstner Associates, and KPFF Consulting Engineers head the ranking of the nation's largest parking structure engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. 

Effective January 1, 2022, New York City requires garage owners to retain a specially designated professional engineer to conduct an assessment and file a report at least once every six years. Hoffmann Architects + Engineers offers tips and best practices on how to comply with NYC Local Law 126 parking garage inspection rules. 

CBRE, Alfa Tech, Jacobs, and Hill International head the rankings of the nation's largest construction management (as agent) and program/project management firms for nonresidential and multifamily buildings work, as reported in Building Design+Construction's 2022 Giants 400 Report.

Turner Construction, STO Building Group, Whiting-Turner, and DPR Construction top the ranking of the nation's largest general contractors, CM at risk firms, and design-builders for nonresidential buildings and multifamily buildings work, as reported in Building Design+Construction's 2022 Giants 400 Report.

Now 46 years running, Building Design+Construction's 2022 Giants 400 Report rankings 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.