| Business | Phone |
| Woulf Construction Co Inc 16916 Mohican Dr, Lockport 60441 | (815) 588-1768 |
| Orion Property Investments 1252 W 151st St, Lockport 60441 | (815) 588-0525 |
| Bay Construction Inc 1305 Washburn Way, Lockport 60441 | (815) 838-8189 |
| Black Creek Canyon Po Box 549, Lockport 60441 | (708) 645-7900 |
| T & A's Remodeling 16755 S Blackfoot Dr, Lockport 60441 | (815) 836-3400 |
| T J Lambrecht Construction Co 15563 W Bruce Rd, Lockport 60441 | (815) 588-3912 |
| Brian Wille Construction Inc 16730 Karen Springs Dr, Lockport 60441 | (815) 838-5506 |
| Caton Inc 15521 W Mallard Ln, Lockport 60441 | (815) 834-0020 |
| Century Contractors 1400 S State St, Lockport 60441 | (815) 836-0325 |
| Deerfield Construction 14927 New Ave, Lockport 60441 | (815) 588-1099 |
| Design & Construction Works 15509 Weber Rd 2b, Lockport 60441 | (815) 838-4949 |
| Friscia Construction Inc 14008 High Rd, Lockport 60441 | (815) 838-3599 |
| Gallant Construction 16732 W 159th St, Lockport 60441 | (815) 588-3970 |
| R Berti & Son Contractors Inc 1604 Caton Farm Rd, Lockport 60441 | (815) 725-9335 |
| R S Miller Construction Inc 719 Rosanne St, Lockport 60441 | (815) 836-8853 |
| Profectus Group Ltd 15200 New Ave, Lockport 60441 | (815) 838-8000 |
| Perdel Contracting Corp 14631 New Ave, Lockport 60441 | (815) 838-5785 |
| Pasch & Sons Construction Co 680 Summit Dr, Lockport 60441 | (815) 838-2076 |
| Maxcor Inc 1331 E Dunslow Ln, Lockport 60441 | (815) 838-4370 |
| Mc Corkle Construction 848 N State St, Lockport 60441 | (815) 588-0787 |
| M C Custom Homes 16504 W Spring View Dr, Lockport 60441 | (815) 838-5506 |