| Business | Phone |
| C & J Molding Corp 3401 N Ridge Ave, Arlington Heights 60004 | (847) 394-2843 |
| Chunichi Precision Molding 2420 E Oakton St, Arlington Heights 60005 | (847) 439-7085 |
| Dana Molded Products 6 N Hickory Ave, Arlington Heights 60004 | (847) 255-1298 |