| Business | Phone |
| K & K Sheet Metal Inc 8390 Terminal Rd G, Lorton 22079 | (703) 550-6081 |
| Kmn Sheet Metal Inc 7214a Lockport Pl, Lorton 22079 | (703) 550-9888 |
| M & S Fabricators 8249 Backlick Rd, Lorton 22079 | (703) 339-3778 |
| Modern Metalsmiths Inc 7910 Hill Park Ct, Lorton 22079 | (703) 339-5577 |
| Quality Sheet Metal Inc 7075 Newington Rd M, Lorton 22079 | (703) 550-8692 |
| P K Contractors 7202 Lockport Pl, Lorton 22079 | (703) 550-2459 |