Established in 1986, Hart Interior Design is a design firm operates out of an 18,000-square-foot building that includes business offices, full-service design studio and warehouse. Based in Tempe, Ariz., the firm has a diverse client portfolio ranging from California to Illinois. Hart Interior Design offers a range of services, which include floor plan review, technical drawings, custom design, detailed specification schedule, project coordination and execution of design vision. It is a member of the Arizona and Southern Nevada Homebuilders Association.