| Business | Phone |
| Visco Machine 317 Rockhurst Rd, Bolingbrook 60440 | (630) 739-9045 |
| Trigon International 999 Remington Blvd C, Bolingbrook 60440 | (630) 378-9990 |
| Imperial Machine Inc 694 Veterans Pkwy, Bolingbrook 60440 | (630) 771-0003 |
| Manufacturing Systems Tech 455 Gibralter Dr, Bolingbrook 60440 | (630) 972-7000 |