| Business | Phone |
| Bowman Electronics 17195 Newhope St # 201, Fountain Valley 92708 | (714) 434-7686 |
| Components Center Inc 11208 Young River Ave, Fountain Valley 92708 | (714) 979-0433 |
| Diodes Inc 18430 Brookhurst St, Fountain Valley 92708 | (714) 964-8200 |
| Audire Inc 9576 El Tambor Ave, Fountain Valley 92708 | (714) 968-1236 |