| Business | Phone |
| Amk Mfg Corp 855 Mcfarland Rd, Alpharetta 30004 | (770) 442-1017 |
| R & D Precision Machining 4075 Nine Mcfarland Dr A, Alpharetta 30004 | (770) 751-8882 |
| Gazaway Machine & Tool 1025 Nine North Dr, Alpharetta 30004 | (770) 576-0011 |
| Mc Kellco Co 735 Branch Dr A, Alpharetta 30004 | (770) 475-0421 |