McCormick Insulation Supply, 11424 Cronhill Dr, Owings Mills, MD 21117, US

Capitol Building Supply, founded in 1990, is a full service distributor of commercial and residential interior finishing products. The company has more than eight sales locations in Washington D.C., Virginia and Maryland. Its customers include large and small subcontractors, general contractors, facility managers, government agencies, health and educational building managers and individual homeowners. Capitol Building Supply also has a full line of hand and power tools for the professional craftsman, along with the interior finishing products available for customer pick-up or delivery to the jobsite. It has over 50 boom trucks and 200 delivery personnel available to service its customers needs. Capitol Building Supply is part of GMS - Gypsum Management & Supply, and maitains a location in Vienna, Va.