Whiting-Turner Contracting, Robins & Morton, Skanska USA, Hunter Roberts Construction Group, Clark Group, Lee Lewis Construction, Swinerton, and The Boldt Company top Building Design+Construction's ranking of the nation's largest outpatient facility general contractors and construction management firms for 2026, as reported in BD+C's 2026 Giants 400 Report.

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