| Business | Phone |
| Abel Mechanical Engineering 2312 N Grandview Blvd, Waukesha 53188 | (262) 522-9137 |
| Clyde Woodward Urs Greiner 2312 N Grandview Blvd # 210, Waukesha 53188 | (262) 513-0577 |
| Cmr-X-Ray 2000 Pewaukee Rd H, Waukesha 53188 | (262) 970-7770 |
| Sunrise Engineering W229s5191 Hunters Holw, Waukesha 53189 | (262) 547-1218 |
| Stat Engineering Co 1900 Pewaukee Rd D, Waukesha 53188 | (262) 574-1601 |
| Struc Rite Design 217 Wisconsin Ave, Waukesha 53186 | (262) 549-3222 |
| Engineering Concepts Inc 1215 S Grandview Blvd, Waukesha 53188 | (262) 547-6118 |
| Ruekert & Mielke Inc W233n2080 Ridgeview Pkwy, Waukesha 53188 | (262) 542-5733 |
| Fastek 295 Regency Ct, Waukesha 53186 | (262) 522-6860 |
| Giles Engineering Assoc Inc N8w22350 Johnson Dr A1, Waukesha 53186 | (262) 544-0118 |
| Heikkinen & Assoc Inc 2003 Pewaukee Rd # 4, Waukesha 53188 | (262) 524-0430 |
| Powrtek Engineering 20900 Swenson Dr, Waukesha 53186 | (262) 827-9575 |
| Pre-Cast Engineering Co 2244 Bluemound Rd C, Waukesha 53186 | (262) 717-9898 |
| Ibc Engineering Svc N8w22195 Johnson Dr, Waukesha 53186 | (262) 549-1190 |
| Oasis Sales Corp 1900 Pewaukee Rd, Waukesha 53188 | (262) 547-6166 |
| Mosley & Assoc 148 Wisconsin Ave 103, Waukesha 53186 | (262) 542-0005 |
| Midwest Engineering Svc 1507 E Sunset Dr 125, Waukesha 53189 | (262) 970-0764 |