Capitol Building Supply
Company Profile & Distribution Operations
Capitol Building Supply, a subsidiary of Gypsum Management and Supply (GMS), operates a primary commercial building materials distribution facility on Pennsy Drive just outside the Washington DC line. The company is the leading wholesale supplier of interior building systems across the District of Columbia and surrounding metropolitan jurisdictions.
Their specialized commercial logistics fleet includes high-reach boom trucks and flatbeds capable of stocking multi-story building floors through windows and exterior access bays. The warehouse maintains extensive inventory of commercial drywall, light gauge metal framing, acoustical ceiling tiles, thermal insulation, and drywall finishing tools.
Commercial Wholesale Advantages
High-Reach Boom Delivery
Specialized boom truck operators deliver drywall and framing studs directly onto upper-story floors of commercial buildings.
Commercial Drywall & Gypsum
Complete inventory of Type X, shaftliner, moisture-resistant, and acoustic drywall panels from premier manufacturers.
Light Gauge Steel Framing
Extensive stock of structural and non-structural steel studs, track, bridging clips, and resilient channel systems.
Acoustical Ceiling Systems
Full line of Armstrong and CertainTeed commercial ceiling tiles, clean-room panels, and suspension grid systems.
Core Product Lines & Inventory Categories
Commercial Verification & Account Information
| Company | Capitol Building Supply |
| Facility Type | Commercial Building Materials Yard, Crane Boom Delivery Fleet & Warehouse |
| Operations & Compliance | GMS Network Affiliate / Commercial Gypsum Association Standard |
| Address | 3400 Pennsy Dr, Landover, MD 20785 |
| Phone | (301) 773-8400 |
| [email protected] | |
| Official Website | www.cbsi.net |
| Minimum Order | Pallet Minimum / Jobsite Boom Truck Delivery Minimum |
| Wholesale Price Tier | Direct Wholesale Contractor & Subcontractor Pricing |
| Distribution Scope | Washington DC Metro, Maryland, Northern Virginia |
| Primary Client Accounts | Drywall Subcontractors, Commercial Interior Finishers, General Contractors, Acoustical Erectors |
Warehouse & Sales Desk Hours
Commercial Buyer FAQs
Can Capitol Building Supply stock drywall on upper floors of DC buildings?
What ceiling systems are available in stock?
Do you provide jobsite stocking during night or off-peak hours?
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