Turner Construction, DLR Group, AECOM, and Stantec top BD+C's rankings of the nation's largest architecture, engineering, and construction firms for justice facility/public safety buildings work, including correctional facilities, fire stations, jails, police stations, and prisons, as reported in the 2021 Giants 400 Report.

Gensler, Jacobs, Suffolk Construction, and WATG top BD+C's rankings of the nation's largest hotel sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

PGAL, PCL Construction, and Wiss, Janney, Elstner Associates top BD+C's rankings of the nation's largest parking structure sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Gilbane, BartonMalow, Whiting-Turner, and Hensel Phelps head the rankings of the nation's largest integrated project delivery (IPD) construction firms for buildings construction work, according to BD+C's 2021 Giants 400 Report. 

Gensler, AECOM, Buro Happold, and Arup top BD+C's rankings of the nation's largest cultural facilities sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Populous, KPFF, Lendlease, and Turner Construction top BD+C's rankings of the nation's largest convention and conference facilities architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Clark Group, Humphreys and Partners, and Kimley-Horn head BD+C's rankings of the nation's largest multifamily building sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

The Tianqiao and Chrissy Chen Institute for Neuroscience at the California Institute of Technology in Pasadena wins a Gold Award in BD+C's 2021 Building Team Awards.