1. Nal Research Corp
11100 Endeavor Ct, Manassas, VA 20109
Coordinate: 38.84111,-77.538055
Phone: (703) 392-5676
2. Hepburn & Sons
9200 Church St Ste 302, Manassas, VA 20110
Coordinate: 38.75174,-77.47427
Phone: (703) 366-3434
3. Lockheed Martin
9500 Godwin Dr, Manassas, VA 20110
Coordinate: 38.75359,-77.50054
Phone: (703) 367-1032
4. WDP & Associates
10621 Gateway Blvd Ste 200, Manassas, VA 20110
Coordinate: 38.73701,-77.51786
Phone: (703) 257-9280
5. Michael Baker Corporation
9400 Innovation Dr Ste 110, Manassas, VA 20110
Coordinate: icon:https://i1.ypcdn.com/ypu/images/icons/map-pin.png|38.75207,-77.52517
Phone: (703) 334-4915