| Business | Phone |
| Accellent Inc 2052 W 11th St, Upland 91786 | (909) 982-1025 |
| Ejk Inc 1320 N Benson Ave, Upland 91786 | (909) 608-7080 |
| Precision Molded Plastics 880 W 9th St, Upland 91786 | (909) 981-9662 |
| Pro-Tek Vacuum Form Molds 2125 W Arrow Rte, Upland 91786 | (909) 931-3906 |