Top 180 Architecture Firms for 2025

Gensler, Perkins&Will, HKS, Corgan, Populous, and Perkins Eastman top Building Design+Construction's ranking of the nation's largest architecture firms for nonresidential building and multifamily housing work, as reported in BD+C's 2025 Giants 400 Report.
Sept. 9, 2025

Gensler, Perkins&Will, HKS, Corgan, Populous, and Perkins Eastman top Building Design+Construction's ranking of the nation's largest architecture firms for nonresidential building and multifamily housing work, as reported in BD+C's 2025 Giants 400 Report. Note: This ranking was updated September 10, 2025.

For more AEC discipline rankings, check out:

Source: Building Design+Construction's 2025 Giants 400 Report

Sign up for Building Design+Construction Newsletters
Get the latest news and updates.