1. Lockheed Martin
22300 Comsat Dr, Clarksburg, MD 20871
Coordinate: 39.21875,-77.27447
Phone: (301) 428-4000
2. Lockheed Martin
22530 Gateway Center Dr, Clarksburg, MD 20871
Coordinate: 39.23047,-77.2811
Phone: (301) 540-4070
3. Hughes Engineering Network
11511 Dogwood Hills Dr, Clarksburg, MD 20871
Coordinate: 39.2292,-77.239
Phone: (240) 449-3597
4. Building Evaluation Services & Technology
22601 Gateway Center Dr Ste B, Clarksburg, MD 20871
Coordinate: 39.23065,-77.28031
Phone: (301) 972-4660