| Business | Phone |
| Diamond's Utility Construction 10107 Residency Rd, Manassas 20110 | (703) 257-0017 |
| Rockingham Construction Co Inc 9701 Hornbaker Rd, Manassas 20109 | (703) 368-6117 |
| Owens & Dove Inc 9109 Owens Dr, Manassas 20111 | (703) 330-0012 |
| Geotrack 8471 Quarry Rd, Manassas 20110 | (703) 335-2622 |
| Lineal Industries 8391 Euclid Ave D, Manassas 20111 | (703) 335-1191 |