| Business | Phone |
| Channel Recievers 1016 Lincoln Ave, Waukesha 53186 | (262) 548-9221 |
| Mitel Networks N19w244400 Riverwood Dr, Waukesha 53188 | (262) 347-0610 |
| Norcomm Inc 426 E North St, Waukesha 53188 | (262) 522-7188 |
| Horizon Communication Systems 2021 S West Ave, Waukesha 53189 | (262) 436-0150 |