| Business | Phone |
| Tri-Kote Inc 1129 W 3rd St, Mount Carmel 62863 | (618) 262-4156 |
| D & M Tank Truck Svc 8152 N 2100 Ln, Mount Carmel 62863 | (618) 299-3900 |
| Elliott's Oil Inc 626 N Mulberry St, Mount Carmel 62863 | (618) 263-4049 |
| Glenn Higginson Svc 6422 Highway 1, Mount Carmel 62863 | (618) 375-9261 |
| Howard Energy Corp 519 W 3rd St, Mount Carmel 62863 | (618) 263-3000 |
| Kieffer Heat Treating 601 E 9th St, Mount Carmel 62863 | (618) 262-7259 |
| Ondeo Nalco Energy Svc 15819 Highway 1, Mount Carmel 62863 | (618) 263-3287 |
| Miller Testing Svc 1125 W 3rd St, Mount Carmel 62863 | (618) 384-3004 |
| M & S Oil Well Cementing Co 11426 N 1550 Blvd, Mount Carmel 62863 | (618) 262-7962 |