CO-OP Architecture

A design and planning-based architectural firm dedicated to beauty, economy, and craft. CO-OP Architecture is known for community-centered, sustainable design that enhances and respects its surroundings. Multi-office firm with locations in Sioux Falls, Aberdeen, Rapid City, and Sioux Center, Iowa.

Services: Architectural design and planning, interior design services, commercial and community project planning, sustainable design solutions, historic preservation, master planning, communications design, construction administration, building performance analysis.

Location & Contact: 440 East 8th Street, Suite 221, Sioux Falls, SD 57103 | Phone: (605) 334-9999 | Website: co-oparch.com

Notable Projects: Railyard Flats, South Dakota's first modern mass timber project at the downtown railyards, featuring CO-OP's own office and representing 85,000+ square feet of sustainable design excellence.