| Business | Phone |
| Alive Telecommunication Inc 19108 S Blackhawk Pkwy, Mokena 60448 | (815) 464-7869 |
| Baxter & Woodman 8840 W 192nd St, Mokena 60448 | (708) 478-2090 |
| Bryerton Inc 9650 194th St, Mokena 60448 | (708) 478-1762 |
| Designtek 9500 Bormet Dr, Mokena 60448 | (708) 326-4961 |
| Nies Engineering Inc 19150 Wolf Rd B, Mokena 60448 | (708) 478-0003 |