| Business | Phone |
| Kel-Jac Engineering 6750c Central Ave, Riverside 92504 | (951) 688-5993 |
| Molded Devices Inc 6918 Ed Perkic St, Riverside 92504 | (562) 531-7121 |
| Pacific Windscreens Fbrctn 1736 Container Cir, Riverside 92509 | (951) 784-0883 |
| Premier Plastics 9239 Orco Pkwy # A, Riverside 92509 | (951) 681-4445 |
| S & W Ind Plastics Inc 2860 University Ave, Riverside 92507 | (951) 781-4950 |