- Appalachian Electronics Inc
- Audemat Aztec Inc
- Bay Country Broadcast Equip
- Broadcast Depot
- Broadcast Tech Engineering
- Broadcast World USA
- Broadcast World USA
- Broadcasters General Store
- Christian Broadcasting Supply
- Continental Communications
- CRL International Inc
- Crouse-Kimzey Co
- Drs-Continental
- Euro Broadcast Corp
- Giesler Broadcasting Supplies
- Henry Engineering
- J-Squared Technical Svc & Rpr
- KCMV Colorado's Mtns Voice
- KMBH
- Nicom
- Old Dominion Broadcasting
- R F Specialties Of Texas
- R F Specialties Of Texas
- R F Specialties Of Texas
- Radcom
- Radio Distributing Co
- Radio Holland USA Inc
- Schafer International
- SCS Radio Technology
- Spacewise-Broadcast Furniture
- Studio Technology West
- TBC Radio Inc
- Technet Systems Group
- Technology Services Distrs Inc
- Technology Services Distrs Inc
- USA Mobility Inc
- W Electric Co
- WINL Radio
- XM Satellite Radio
- Zastrow Technical Svc LTD