Division of State Architect, DSA Inspection Company in the Inland Empire of Southern California. Founded in 2003 by Joe Henderson and Scott Saddlemire. Providing DSA Inspection Services for all project sizes. Level One DSA, Level Two DSA and Level Three DSA inspectors availble for any size project needed. From Small portable projects to ground up High School and Community College projects. Located in Upland CA, but serving all districts in the Inland Empire. From Los Angeles to the River