R & S Erection of Concord, Inc. is a full-service garage door contracting company in Concord, California that was founded by Robert Smith in 1963. Their service areas include Alamo, Antioch, Bay Point, Brentwood, Byron, Clayton, Clyde, Concord, Danville, Diablo, Discovery Bay, Dublin, Knightsen, Lafayette, and Livermore. They also provide service in Martinez, Moraga, Oakley, Orinda, Pacheco, Pittsburg, Pleasant Hill, Pleasanton, Sunol, San Ramon, and Walnut Creek. R & S Erection of Concord, Inc. services residential garage doors, commercial doors, loading dock equipment, automatic gate systems, access control systems, and personnel doors. They deliver 24-hour emergency repair service and offer free estimates.