| Business | Phone |
| Midsouth Engine & Machine 1500 S Interstate 35 E, Lancaster 75146 | (972) 223-2386 |
| Advanced Machining & Tool 1620 N Interstate 35 E, Lancaster 75134 | (972) 228-1987 |
| Av-Co-Fab Inc 3106 N Houston School Rd, Lancaster 75134 | (972) 224-3317 |
| Lancaster Machine Shop 134 Industrial St, Lancaster 75134 | (972) 227-2868 |