Turner Construction, Hensel Phelps, Clark Group, JE Dunn Construction, Fluor, Walsh Group, Gilbane Building Company, Balfour Beatty US, Swinerton, and Pogue Construction top Building Design+Construction's ranking of the nation's largest government building sector general contractors and construction management (CM) firms for 2026, as reported in BD+C's 2026 Giants 400 Report. Note: This ranking includes revenue from all government building sectors, including federal, state, local, military, and Veterans Affairs (VA) buildings.

Source: Building Design+Construction's 2026 Giants 400 Report