| Business | Phone |
| Acp Engineering Svc W64n631 Hanover Ave, Cedarburg 53012 | (262) 377-2268 |
| Ambrose Engineering Inc W66n215 Commerce Ct, Cedarburg 53012 | (262) 377-7602 |
| Flm Engineering Inc W62n214 Washington Ave, Cedarburg 53012 | (262) 376-2924 |
| Geosyntec Consultants Inc W67n222 Evergreen Blvd 113, Cedarburg 53012 | (262) 377-9828 |
| M Squared Engineering W67n222 Evergreen Blvd 106, Cedarburg 53012 | (262) 375-2274 |
| Mwh 5021 Pine Rd, Cedarburg 53012 | (262) 376-5082 |
| Synergy Technologies Llc N144w6466 Pioneer Rd, Cedarburg 53012 | (262) 377-4434 |
| Traffic Analysis & Design Inc N36w7505 Buchanan St, Cedarburg 53012 | (262) 377-1845 |