Kamco Supply Corporation Mid-Atlantic distributes a wide range of building materials throughout Eastern Pennsylvania, Southern New Jersey, Maryland, Virginia, and Washington D.C. They offer over 100,000 products from leading manufacturers, including acoustical products, drywall, steel framing, lumber, insulation, and doors. Kamco serves contractors, corporations, government agencies, and do-it-yourselfers as a one-stop shopping source. They provide custom services like nine-story boom service, on-time delivery, and have six convenient locations with over 500,000 square feet of warehouse space and a technically oriented sales and support staff.