| Business | Phone |
| Ron's Construction Svc Inc 731 Prairie Dupont Dr, Dupo 62239 | (618) 286-4330 |
| Fuller Construction 729 Mcbride Ave, Dupo 62239 | (618) 281-2924 |
| Fuller Construction 596 Mcbride Ave, Dupo 62239 | (618) 286-6566 |
| Interstate Modernizing 2013 Dale Dr, Dupo 62239 | (618) 286-4013 |
| Miller Contracting Inc Dupo 62239 | (618) 286-5961 |
| Lockhart Contracting 209 Lime St, Dupo 62239 | (618) 286-3939 |