Explore Architecture Companies

Wiss, Janney, Elstner Associates, Inc. is an engineering, architecture, and materials science firm focused on the performance and durability of the built environment. Since 1956, its multidisciplinary team has worked across engineering, fire protection, geotechnical analysis, building sciences, and laboratory testing to diagnose structural challenges, develop repairs, and help prevent future problems. The company also advances research, education, and sustainability through solutions designed to improve how structures perform over time.