| Business | Phone |
| A Fischer Builders Inc 814 Ohio St, Quincy 62301 | (217) 222-4322 |
| Alford General Construction 1303 Highland Ln, Quincy 62305 | (217) 222-3668 |
| Allen & Sons Inc 625 State St, Quincy 62301 | (217) 222-8108 |
| Azotea Construction 601 S 18th St, Quincy 62301 | (217) 224-1271 |
| B & R Property Management 1030 N 5th St, Quincy 62301 | (217) 222-7488 |
| Bangert Construction Co 3203 Wynridge Rd, Quincy 62305 | (217) 224-0366 |
| Bill Bockenfield Construction 2907 S 24th St, Quincy 62305 | (217) 224-0309 |
| Genenbacher Construction Inc 2434 S 36th St, Quincy 62301 | (217) 223-3321 |
| Bonebrake Builders 704 S 20th St, Quincy 62301 | (217) 224-7830 |
| Bowen Builders Inc 2905 Payson Hts, Quincy 62305 | (217) 224-7124 |
| Eric Niesen Construction Inc Quincy 62301 | (217) 222-7731 |
| Chester Bross Construction Co 2327 N 12th St, Quincy 62305 | (217) 224-0790 |
| Don Waterkotte & Sons Constr 2500 Wisman Ln, Quincy 62301 | (217) 228-0330 |
| Diamond Construction Co 6810 Gardner Expy, Quincy 62305 | (217) 222-6831 |
| Dean Walbring Construction 5122 Hinton Ct W, Quincy 62305 | (217) 223-7143 |
| Dedert Construction 211 Lexington, Quincy 62305 | (217) 224-5819 |
| Dale Koontz Builder Inc Quincy 62301 | (217) 228-1125 |