| River-Roads Sales & Leasing | Granite City,IL 62040 | (314) 389-7487 | (314) 868-3852 |
| RCS Construction, Inc. | East Alton,IL 62024 | (618) 254-3816 | (618) 254-3841 |
| Ray Lafore Truck Service, Inc. | Belleville,IL 62223 | (618) 233-0774 | |
| Sierra Bravo Contractors, L.L. | Sesser,IL 62884 | (618) 625-3456 | (618) 625-6516 |
| Ramirez Diversified Services, | Belleville,IL 62220 | (618) 416-5085 | |
| Middendorf, Inc. | Dupo,IL 62239 | (618) 540-8446 | (618) 589-1864 |
| Henke Excavating, Inc. | Columbia,IL 62236 | (618) 281-5040 | (618) 281-8723 |
| Hayes Contracting, Inc. | Granite City,IL 62040 | (618) 345-8020 | (618) 345-8030 |
| TKM Materials | Marion,IL 62959 | (618) 889-7680 | (618) 997-3085 |