| Business | Phone |
| Scion Technical Ctr 5042 27th Ave, Rockford 61109 | (815) 226-1880 |
| Custom Compounding Svc 840 Airport Dr, Rockford 61109 | (815) 387-9150 |
| Rockford Central Plastics 6715 W State St, Rockford 61102 | (815) 963-4465 |
| Dip Seal Plastics 2311 23rd Ave, Rockford 61104 | (815) 398-3533 |
| Fast Industries Inc 1850 Spectrum Blvd, Rockford 61108 | (815) 397-3774 |