| Business | Phone |
| Wetland & Ecological Conslnts 3225 S Cherokee Ln 800, Woodstock 30188 | (770) 591-9990 |
| Consolidated Environmental Svc 5009 Spice Garden Ln, Woodstock 30189 | (770) 517-2121 |
| Eco Vac Svc 105 Weatherstone Dr 610, Woodstock 30188 | (770) 592-1001 |
| Entech Environmental Systems 703 Bascomb Commercial Pkwy, Woodstock 30189 | (770) 592-2106 |
| Environmental Advantage Inc 118 Junaluska Dr, Woodstock 30188 | (770) 516-2496 |
| Sierra Piedmont Engineers 12045 Highway 92, Woodstock 30188 | (770) 792-6200 |
| Solution Foundry 2230 Towne Lake Pkwy 210, Woodstock 30189 | (770) 517-1517 |
| 7th Generation Environment 302 River Laurel Way, Woodstock 30188 | (770) 928-0944 |
| Aquanalysis 9874 Main St 110, Woodstock 30188 | (770) 365-7535 |