| Business | Phone |
| Jim Merritt Consulting 4400 Morris Park Dr, Charlotte 28227 | (704) 573-2250 |
| William Langer & Assoc 2915 Providence Rd # 204, Charlotte 28211 | (704) 365-0635 |
| Val Pro 14411 Lawyers Rd, Charlotte 28227 | (704) 545-9148 |
| Research Technical Svc 10401 Rozzelles Ferry Rd, Charlotte 28214 | (704) 394-6332 |