| Business | Phone |
| George D Simonds Inc 1200 W Sierra Ln, Mequon 53092 | (262) 241-5161 |
| Herkowski Sales Assoc Inc 9730 N Granville Rd E, Mequon 53097 | (262) 512-1900 |
| Martan Inc 11431 N Port Washington # 106, Mequon 53092 | (262) 241-4955 |
| Wabiszewski & Assoc 11446 N Glenwood Dr, Mequon 53097 | (262) 238-1215 |
| Sierra Group 1200 W Sierra Ln # C, Mequon 53092 | (262) 241-3320 |
| Ssi Technology Inc 3613 W Candlewick Ct # 1000, Mequon 53092 | (262) 238-1970 |
| Rowgeorge Corp 14135 N Cedarburg Rd, Mequon 53097 | (262) 377-2747 |