LTR Systems
Wide-area trunked communication systems for the New York metro and central New Jersey areas, 2-way radio sales, service and installation; and custom radio systems.
http://www.si2way.com/

Crystal Radio Systems Ltd
two way radio equipment from Crystal Radio Systems Ltd. We are the countries leading online suppliers of two way radio equipment. It is our mission to pass on to you the most comprehensive, reliable service available.
http://www.twoway-radio.co.uk/

Checkpoint Systems, Inc
Checkpoint Systems, Inc. is the one source for identification and protection worldwide
http://www.checkpointsystems.com

Trident Micro Systems
Develop and manufacture products for the commercial radio industry, specializing in advanced radio trunking systems, conventional systems and mobile data products.
http://www.tridentms.com/

Cattron-Theimeg Europe GmbH & Co. KG,
Manufacture crane and locomotive radio control systems, and radio data communication systems. Includes product specifications, and listing of representatives.
http://www.theimeg.de/www/indexe.htm

Christensen, Lowell - SpotWorks
Full service radio production including copy-writing and voice overs of radio commercials. Radio production of full feature radio programs and radio liners for station imaging. Narration, radio production, and web audio for multimedia projects.
http://www.radioproductionservices.com

ID Systems
Knogo, Sentry Technology, Video Sentry, SKV, EAS, RF, MM, CCTV, Sentry Vision, Shoplifting, Shoptheft, Asset Protection, Source Tagging, Security
http://www.idsystems-dialoc.com

NIC Technologies
Independent service provider of radio communication systems specializing in trunked radio and wireless point-to-point systems.
http://www.nictechnologies.com/

IAF - innovative radio systems techniques
Die Konzeption und Entwicklung innovativer Funksysteme ist unser Arbeitsgebiet.
http://www.iaf-bs.de

Radio South
Radio control systems, sales, and service by Tony Stillman.
http://www.radiosouthrc.com/