Enriching lives and creating community through excellence in planning and design CRSA is an Architecture, Planning, Interior Design, and Landscape Architecture firm. We have offices in Salt Lake City and St. George, Utah, and Idaho Falls, Idaho. We specialize in Higher-Education, Government, Religious, Historic, and Planning projects—all with a very sustainable focus. Our fundamental approach is that each unique problem deserves a unique solution. This happens when our people intersect with your people, and when our unique expertise and passions intersect with your unique vision and needs. CRSA was founded in 1975 and employs over 60 professionals including licensed planners, landscape architects, interior designers, architects, and LEED professionals.