Founded in 1975, Trivers is an architecture, planning, urban design, and interiors firm based in St. Louis, Missouri. For 50 years, the firm has been guided by a belief in creating architecture of lasting positive consequence.  

Trivers is nationally recognized for its expertise in historic preservation, adaptive reuse, and new construction, with a portfolio spanning higher education, civic and government, housing, workplace, nonprofit, and hospitality projects. Rooted in a city known for its architectural legacy, the firm has built a reputation for thoughtful, context-responsive design that balances the needs of people, buildings, and the environment.  

Trivers’ work has been recognized with more than 130 design awards, including 35 AIA Design Awards, two National AIA Housing Awards, and national recognition from the National Trust for Historic Preservation and the U.S. Department of Housing and Urban Development. Supported by a multidisciplinary team of registered architects, licensed interior designers, and accredited sustainability professionals, Trivers is committed to shaping places that deliver lasting value for communities today and into the future.

Trivers

Org chart

Teams

Offices