| Business | Phone |
| Laser Research 2818 Queen City Dr, Charlotte 28208 | (704) 391-0101 |
| Lieberman Research Worldwide 15720 John J Delaney Dr, Charlotte 28277 | (704) 944-3219 |
| Metrolina Medical Research 1700 Abbey Pl, Charlotte 28209 | (704) 679-3091 |
| Avoki & Gpk Innovation 4735 Dogwood Pl, Charlotte 28212 | (704) 532-5500 |
| Ayp Research & Writing Firm 5511 Monroe Rd, Charlotte 28212 | (704) 567-8290 |
| Neem Research Group 8401 Medical Plaza Dr # 370, Charlotte 28262 | (704) 330-8748 |
| Nielsen Media Research 200 E Woodlawn Rd, Charlotte 28217 | (704) 676-4989 |
| Carolinas Research Assoc 101 E Wt Harris Blvd # 3212, Charlotte 28262 | (704) 503-3216 |
| Carolinas Research Assoc 10320 Mallard Creek Rd, Charlotte 28262 | (704) 548-1974 |
| Charlotte Clinical Research 330 Billingsley Rd # 103, Charlotte 28211 | (704) 362-1442 |
| Purv Inc 6108 Bent Tree Ct, Charlotte 28212 | (704) 531-9384 |
| Radiant Research Inc 3925 Ayrshire Pl, Charlotte 28210 | (704) 552-8590 |
| Christian Research Institute 145 Scaleybark Rd, Charlotte 28209 | (704) 521-6001 |
| Slalom Solutions 242 Sloane Square Way, Charlotte 28211 | (704) 347-4894 |
| Rivel Research 1023 S Caldwell St, Charlotte 28203 | (704) 332-3718 |
| Clinworks 1128 Greenwood Clfs, Charlotte 28204 | (704) 333-1555 |
| Concepts Research Corp 4700 Lebanon Rd, Charlotte 28227 | (704) 545-3844 |
| Drinkard Research & Dev 2226 N Davidson St, Charlotte 28205 | (704) 373-0356 |
| Duke Cnscr 6000 Fairview Rd # 225, Charlotte 28210 | (704) 554-8900 |