| Business | Phone |
| Altimate Builders Enterprises 10105 Stacy Ln, Union 60180 | (815) 923-2947 |
| Solarcrete Energy Systems Inc 17455 Jefferson St, Union 60180 | (815) 923-2553 |
| Skv Construction 10005 Fair Ln, Union 60180 | (815) 356-8207 |
| Reil Construction Inc 17421 Marengo Rd, Union 60180 | (815) 923-4321 |
| P S Construction 19013 W Union Rd, Union 60180 | (815) 923-1120 |
| Northern Contractors Corp 17201 Jefferson St, Union 60180 | (815) 923-0400 |
| Light Center Foundation 17316 Marengo Rd, Union 60180 | (815) 923-2613 |