| Business | Phone |
| Aic Electronics 15 Villa Milano, Lake Elsinore 92532 | (951) 471-3884 |
| Kenwood Factory Outlet 17600 Collier Ave, Lake Elsinore 92530 | (951) 245-5860 |
| Sony Factory Outlet 17600 Collier Ave # 170, Lake Elsinore 92530 | (951) 245-1155 |
| Thermal Electronics 403 W Minthorn St, Lake Elsinore 92530 | (951) 674-7771 |
| Corning Frequency Control Lake Elsinore 92530 | (951) 245-5106 |