| Business | Phone |
| Weisner Steel Products Inc 19 Commerce Dr, O Fallon 63366 | (636) 978-0427 |
| Willerding Welding Co Inc 1270 W Terra Ln, O Fallon 63366 | (636) 272-2366 |
| Trinity Products Inc 1969 W Terra Ln, O Fallon 63366 | (636) 639-5244 |
| Tulley Equipment Co 906 Lone Star Dr, O Fallon 63366 | (636) 978-0752 |
| Jack Patterson Inc 42 W Industrial Dr, O Fallon 63366 | (636) 978-3262 |
| Industrial Cutting Svc 106 N Central Dr, O Fallon 63366 | (636) 240-5633 |