| Business | Phone |
| Custom Machining Svc Inc 5360 Snapfinger Woods Dr 124, Decatur 30035 | (770) 987-4300 |
| Dynamic Tool & Die Inc 5351 Penn Cir, Decatur 30035 | (770) 981-1550 |
| E T Auto Machine & Welding 1955 Candler Rd, Decatur 30032 | (404) 289-6966 |
| Wesner & Son Machine Works 5369 Penn Cir, Decatur 30035 | (770) 987-5184 |