| Business | Phone |
| Andy Easley Civil Engineering 1133 W Mill Rd # 205, Evansville 47710 | (812) 424-2481 |
| Bernardin Lochmueller & Assoc 6200 Vogel Rd, Evansville 47715 | (812) 479-6200 |
| Biagi Chance Cummins London 300 Nw 2nd St, Evansville 47708 | (812) 423-4407 |
| Dayson Geological Consulting 501 Caranza Ct, Evansville 47711 | (812) 868-0957 |
| Wilderman & Assoc Inc 20 Shawnee Dr, Evansville 47713 | (812) 425-8858 |
| Tenex Inc 101 Nw 1st St # 211, Evansville 47708 | (812) 423-3264 |
| Three I Engineering Inc 2425 W Indiana St # 1, Evansville 47712 | (812) 423-6800 |
| Sitecon Inc 10335 Hedden Rd # 2, Evansville 47725 | (812) 868-0877 |
| R T Patterson Co 6500 Interchange Rd S, Evansville 47715 | (812) 473-8654 |
| Professional Consultants Inc 112 Ingle St, Evansville 47708 | (812) 425-4264 |
| Professional Consultants Inc 401 Nw 1st St, Evansville 47708 | (812) 464-7384 |
| Project Associates Inc 333 Plaza East Blvd # D, Evansville 47715 | (812) 473-2424 |
| Morley & Assoc Inc 600 Se 6th St, Evansville 47713 | (812) 464-9585 |
| Murphy & Assoc 2226 Glenview Dr, Evansville 47720 | (812) 421-8207 |
| Jerry V Schmits Pe 3626 Richardt Ave, Evansville 47715 | (812) 477-6871 |