| Business | Phone |
| Jrl Engineering Consortium 7333 N Brooklyn Ave, Kansas City 64118 | (816) 468-4091 |
| Superior Systems Inc 5805 N Broadway St, Kansas City 64118 | (816) 454-3832 |
| Camp Dresser & Mc Kee Inc 9200 Ward Pkwy # 500, Kansas City 64114 | (816) 444-8270 |
| Siebert Engineers Inc 511 Delaware St # 100, Kansas City 64105 | (816) 283-3600 |
| Power 2 Consulting Inc 5916 Oak St, Kansas City 64113 | (816) 444-1194 |
| R P Byrne Consulting Inc 804 E 120th St, Kansas City 64146 | (816) 941-0209 |