| Business | Phone |
| Dsm Engineering Plastics Inc 4005 Windward Plz, Alpharetta 30005 | (770) 619-5737 |
| Engineering & Wireless 1095 Windward Ridge Pkwy, Alpharetta 30005 | (770) 410-0981 |
| Team Engnring & Mgmt Svc 345 Fieldstone Walk, Alpharetta 30005 | (770) 751-3664 |