| Business | Phone |
| Mass Production 281 Eugene Field Rd, Kansas City 64119 | (816) 452-5037 |
| Visual Aids Electronics 1 E Pershing Rd, Kansas City 64108 | (816) 221-2315 |
| Visual Aids Electronics 2345 Mcgee St, Kansas City 64108 | (816) 472-1396 |
| Parkway Audio 2515 Swope Pkwy, Kansas City 64130 | (816) 921-2110 |
| Mid-States Audio Visual Inc Kansas City 64105 | (816) 221-6616 |
| Kansas City Audio-Visual 7535 Troost Ave, Kansas City 64131 | (816) 333-5300 |