| Business | Phone |
| Avanti Construction 10526 W Cermak Rd 210, Westchester 60154 | (708) 449-8111 |
| Dupage Chimney Doctor 1530 S Mannheim Rd, Westchester 60154 | (630) 615-9007 |
| Midwest Air Control 3013 Wolf Rd 223, Westchester 60154 | (708) 403-6962 |
| Indoor Air 10906 Windsor Dr, Westchester 60154 | (708) 562-5213 |