| Business | Phone |
| Consolidated Systems Inc 650 Rosewood Dr, Columbia 29201 | (803) 771-7920 |
| Deco Industries Inc 1333 Pineview Dr, Columbia 29209 | (803) 776-1516 |
| Gira Steel Fabricators 601 Catawba St, Columbia 29201 | (803) 933-0045 |
| Kline Towers 1225 Huger St, Columbia 29201 | (803) 251-8000 |
| Laserform & Machine 10010 Farrow Rd, Columbia 29203 | (803) 691-2223 |
| Smi Owen Steel Co 727 Mauney Dr, Columbia 29201 | (803) 251-7680 |
| Smi Rebar Of South Carolina 2105 S Beltline Blvd, Columbia 29201 | (803) 254-4660 |