| Business | Phone |
| Analytical Services Inc 120 Halton Rd # 13, Greenville 29607 | (864) 297-0606 |
| Data Resources Inc 2320 E North St # D, Greenville 29607 | (864) 232-8761 |
| M & P Lab 481 Garlington Rd # L, Greenville 29615 | (864) 297-4417 |
| Spectrum Laboratory Network 511 W Butler Rd, Greenville 29607 | (864) 277-1442 |