| Business | Phone |
| Ametron Audio Video 1546 Argyle Ave, Los Angeles 90028 | (323) 466-4321 |
| Media Fabricators Inc 5067 W Washington Blvd, Los Angeles 90016 | (323) 937-3344 |
| Tutortronics 834 S Hoover St, Los Angeles 90005 | (213) 385-4502 |
| American Electronic Supply Inc 1546 Argyle Ave, Los Angeles 90028 | (323) 464-1144 |
| Instructional Materials 1520 Cotner Ave, Los Angeles 90025 | (323) 272-5260 |
| Audio Video Prop Rental Svc 1011 S Santa Fe Ave, Los Angeles 90021 | (213) 489-5759 |
| Empire Pro Gear 1385 E 15th St, Los Angeles 90021 | (213) 748-5200 |
| Safari Electronics Los Angeles 90027 | (323) 666-8236 |
| Lumin-Oz 3655 Lenawee Ave, Los Angeles 90016 | (310) 838-1199 |