| Business | Phone |
| Atlanta Counts 3640 Satellite Blvd, Duluth 30096 | (770) 476-0443 |
| Concepts Ideas & Attitudes 3870 Peachtree Industrial Blvd, Duluth 30096 | (770) 454-7000 |
| Corporate Tracs 2444 Duluth Hwy, Duluth 30097 | (770) 886-5880 |
| Heakin Research Gwinnett 2100 Pleasant Hill Rd, Duluth 30096 | (770) 622-2981 |
| Pvr Inc 11445 Johns Creek Pkwy, Duluth 30097 | (770) 232-0322 |
| Quick Test/Heakin 2100 Pleasant Hill Rd, Duluth 30096 | (770) 476-0714 |
| P K Data 3675 Crestwood Pkwy Nw 220, Duluth 30096 | (770) 931-9677 |