| Business | Phone |
| Sicpa Securink Corp 6674 W Schreiber Ave, Chicago 60631 | (773) 467-1537 |
| Sun Chemical Gpi 4910 S Monitor Ave, Chicago 60638 | (773) 581-2442 |
| Inx International Ink Co 7401 S Kostner Ave, Chicago 60629 | (773) 767-0944 |
| Sun Chemical Specialty Inks 4910 S Monitor Ave, Chicago 60638 | (708) 458-7758 |