| Business | Phone |
| Columbia Cooling & Heating Co 2320 Wayne St, Columbia 29201 | (803) 765-0430 |
| Cottrell & Co Inc 530 S Saluda Ave, Columbia 29205 | (803) 256-9570 |
| Dixie Heating & Cooling Co 1026 Hazelwood Rd, Columbia 29209 | (803) 776-1173 |
| Gold Mechanical Inc 3827 Broad River Rd # L, Columbia 29210 | (803) 750-1004 |
| Williams Mechanical Corp 761 Polo Rd, Columbia 29223 | (803) 865-1117 |
| W B Guimarin & Co 1124 Bluff Industrial Blvd, Columbia 29201 | (803) 256-0515 |
| W O Blackstone & Co 1841 Shop Rd, Columbia 29201 | (803) 252-8222 |