Technical Projects, Inc.  
   Manufacturer of production intercom products with worldwide distribution.
   http://www.beltpack.com/

Clear-Com Intercom Systems  
   American manufacturer of analog and digital intercom systems for broadcast studios, concerts, industrial factories, shuttle launches, and all high-noise environments.
   http://www.clear-com.com/

Rent Com, Inc.  
   Rentals of walkie talkies, telephones, wireless transmission equipment, teleconferencing, and intercom systems. Schiller Park, IL.
   http://www.rentcom.com/catalog/Rental_Index.html

FACE Broadcast Productions  
   A full-service broadcast video production facility. Los Angeles area.
   http://www.facebroadcast.com

Professional Wireless Systems (PWS)  
   Sales, service, support and rentals of professional wireless audio equipment. Frequency coordination services, on-site repairs and wireless audio consultation services.
   http://www.professionalwireless.com

Digital Talkback Limited  
   UK Manufacturer of wireless intercom. Uses digital technology to provide full duplex, multi-user, licence-exempt communication.
   http://www.digitaltalkback.com

ASL Intercom  
   Dutch manufacturer of intercom, Q-lights, and ancillary audio equipment.
   http://www.asl-inter.com

Riedel  
   German manufacturer and rental supplier of 2-way radio, party-line intercom, matrix intercom, digital audio, and digital audio network equipment.
   http://www.riedel.net

Tour Guide Solutions  
   Sales of Sennheiser wireless transmitter and receiver systems for company tours and language translation needs.
   http://www.tourguidesolutions.com/

RG Sound & Communications  
   Sound reinforcement, lighting systems, portable stages/roofs, paging systems and two-way radio for concerts, conventions, sports events, motor sport events, fairs, festivals and business meetings.
   http://www.rgsound.com/

Telex Communications  
   Intercom systems for professional sound and entertainment including Audiocom, headsets/headphones, Radiocom, and RTS.
   http://www.rts-direct.com/

Audionics Professional Broadcast Equipment  
   Audionics designs and manufactures analogue and digital audio equipment for the professional broadcast industry.
   http://www.audionics.co.uk

CP Communications Inc.  
   US Rental, Sales, & Service of Communications, Audio and RF equipment to the Entertainment, Broadcast, Theatre, Film, and Special Event Industry
   http://www.cpcomms.com

CTP Systems Limited  
   UK Manufacturers of broadcast television talkback systems, programme Sound and custom audio equipment.
   http://www.ctpsystems.co.uk

Kaison Studiotechnik  
   German manufacturer of robust and cost-effective broadcast intercom systems.
   http://www.kaison.de

DELEC Audio- und Videotechnik GmbH  
   German manufacturer of broadcast intercom systems, with LCD display keys.
   http://www.delec.de

Stonewood Audio  
   UK manufacturer of Audio/Intercom products for Professional, Offshore and Industrial use
   http://www.stonewood.co.uk/audio/index.html

Trilogy Broadcast Ltd.  
   UK manufacturer with world-wide distribution. Intercom talkback systems, sync and test signal generators, signal monitoring products and other TV and radio systems.
   http://www.trilogy.tv/