| Business | Phone |
| Construction Testing & Anlysis 7914 Highway 92 120, Woodstock 30189 | (770) 926-0705 |
| Full Circle Solutions Inc 665 Molly Ln 100, Woodstock 30189 | (770) 517-7017 |
| Microwave Resources 1194 Arbor Hill Dr, Woodstock 30189 | (770) 926-8330 |
| 5m Industries Inc 214 Nacoochee Dr, Woodstock 30188 | (770) 924-3902 |
| B H & D Engineering Inc 9878 Main St 125, Woodstock 30188 | (678) 445-9489 |
| Brock Consulting Group Inc 1478 Willow Bnd, Woodstock 30188 | (678) 494-5281 |
| Buchart-Horn Inc 2230 Towne Lake Pkwy, Woodstock 30189 | (678) 494-3819 |