| Business | Phone |
| Arcadia Analytics 111 Stonemark Ln # 100, Columbia 29210 | (803) 772-5525 |
| Campaign Systems 801 Gervais St # 102, Columbia 29201 | (803) 799-5740 |
| Concurrent Technologies Corp 1233 Washington St # 1000, Columbia 29201 | (803) 748-7104 |
| Crantford & Assoc 1500 Blanding St, Columbia 29201 | (803) 256-2565 |
| Diane Wolf-Gelbman Assoc 101 Wood Ride Ln, Columbia 29209 | (803) 783-4818 |
| Info Focus Consulting Inc 8 1/2 Brandywine Ln, Columbia 29206 | (803) 782-0560 |
| Low Country Marketing Inc 203 Hope Rd, Columbia 29223 | (803) 782-9399 |
| Marketsearch 2721 Devine St, Columbia 29205 | (803) 254-6958 |
| Metromark Market Research Inc 3315 Cannon St, Columbia 29205 | (803) 256-8694 |
| Midlands Market Research 129 Alexander Cir, Columbia 29206 | (803) 782-8697 |
| Midlands Market Research 1825 Saint Julian Pl, Columbia 29204 | (803) 254-8697 |
| Restaurant 111 Stonemark Ln # 109, Columbia 29210 | (803) 798-6373 |
| Woods Research Inc 110 Wildewood Park Dr # E, Columbia 29223 | (803) 788-0397 |