| Business | Phone |
| Butler Supply Inc 2104 Parkway Dr, St Peters 63376 | (636) 928-1133 |
| Western United Supply Co 125 N Service Rd, St Peters 63376 | (636) 279-1504 |
| Spectra Physics 45 Countryside Dr, St Peters 63376 | (636) 279-2219 |
| Rexel United 125 N Service Rd, St Peters 63376 | (636) 970-1504 |
| Heartland Electronics Inc 4150 Industrial Dr # C, St Peters 63376 | (636) 928-6010 |
| Dsi Distributing Inc 130 Trade Center Dr W # I70, St Peters 63376 | (636) 980-1115 |
| Crouse-Hinds Inc 6217 Mid Rivers Mall Dr, St Peters 63304 | (636) 928-0007 |