| Business | Phone |
| Triad Group 19355 Janacek Ct, Brookfield 53045 | (262) 641-1500 |
| Solaris Corp 4065a N Calhoun Rd # 102, Brookfield 53005 | (262) 821-6113 |
| R F Technologies Inc 3125 N 126th St, Brookfield 53005 | (262) 790-1771 |
| Gti 150 N Patrick Blvd 100, Brookfield 53045 | (262) 792-3900 |
| Honeywell Hommed 3400 Intertech Dr 200, Brookfield 53045 | (262) 783-5440 |