Jacobs, WSP, IMEG, AECOM, Bard, Rao + Athanas Consulting Engineers, Salas O'Brien, Smith Seckman Reid, and Arup US top Building Design+Construction's ranking of the nation's largest healthcare facility engineering and engineering/architecture (EA) firms for 2026, according to BD+C's 2026 Giants 400 Report. Note: This ranking factors revenue for all healthcare buildings work, including hospitals, medical office buildings, and outpatient facilities. 

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