Fluor, WSP, Jacobs, Arora Engineers, Burns & McDonnell, Bowman Consulting Group, Jensen Hughes, Mason & Hanger, and Affiliated Engineers top Building Design+Construction's ranking of the nation's largest federal government building engineering and engineering architecture (EA) firms for 2026, as reported in BD+C's 2026 Giants 400 Report.

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