Welcome to Capitol Building Supply
Capitol Building Supply is a full service distributor of commercial and residential interior finishing products.
Capitol Building Supply currently has 8 sales locations in DC, Virginia and Maryland. Our goal is to provide exceptional customer service to the end users of these Products in a safe manner. These users include large and small subcontractors, general contractors, facility managers, government agencies, health and educational building managers and individual homeowners. We also inventory a full line of Hand and Power Tools for the professional craftsman, along with the interior finishing products they are available for customer pick-up or delivery to the jobsite. Please continue to check back for any changes to the website. So don't hesitate to explore!
Founded in 1990, Capitol Building Supply continues to grow and expand.
Capitol Building Supply is part of GMS - Gypsum Management & Supply, Inc.