| Business | Phone |
| Consulting Engineering Inc 7421 Broad River Rd, Irmo 29063 | (803) 407-1844 |
| Consulting Velazquez 100 Walden Heights Dr, Irmo 29063 | (803) 781-4135 |
| Fnb Intl Consulting Inc 113 Savannah Branch Trl, Irmo 29063 | (803) 732-6672 |
| Mtj Consulting Group 7719 Saint Andrews Rd, Irmo 29063 | (803) 407-8119 |