| Business | Phone |
| American Industrial Contrs Inc 2616 Phoenix Dr, Greensboro 27406 | (336) 855-3301 |
| White & Assoc Mechanical Inc 3003 Mcconnell Rd, Greensboro 27401 | (336) 275-5533 |
| Benic Mechanical Inc 1319 Headquarters Dr, Greensboro 27405 | (336) 375-8824 |
| Benner & Fields Inc 813 Winston St, Greensboro 27405 | (336) 373-1654 |
| Boiler Masters Inc 314 Village Green Dr, Greensboro 27406 | (336) 272-9044 |
| Tri City Mechanical Contractor 706 Utility St, Greensboro 27405 | (336) 272-9495 |
| Triad Sheet Metal & Mech Inc 300 Lowdermilk St, Greensboro 27401 | (336) 379-9891 |
| Sullivan Mechanical Inc Greensboro 27408 | (336) 282-9723 |
| Superior Mechanical Svc 607 Industrial Ave, Greensboro 27406 | (336) 274-3008 |
| T R Svc Co 1204 Grove St, Greensboro 27403 | (336) 379-7367 |
| S & J Control-Temp Svc Inc 317 S Westgate Dr # F, Greensboro 27407 | (336) 294-8677 |