HandyWave USA
- Manufacturer of short range 2.4Ghz modems suitable for RS232 and RS485 serial communications as well as OEM modules for peoduct integration.
- http://www.handywave-usa.com

Data Technology Services Inc.
- Offers monitoring and instrumentation hardware and software as well as related services for use in the oil and gas industry.
- http://www.dtsisoftware.com

Racom Ltd.
- Designs and produces radio modems and related devices for wireless data networks covering frequencies from 140 to 900 MHz.
- http://www.racom.eu/

Symmetricom, Inc.
- Designs, manufactures and markets network synchronization systems and intelligent access systems. Headquarters in San Jose, California.
- http://www.symmetricom.com/

Datacom Technology
- Manufactures industrial GSM modems and networking monitoring/control products.
- http://www.4datacom.co.uk/

Cypress Solutions
- Manufactures rugged data modems suitable for industrial environments and AVL applications.
- http://www.cypress.bc.ca/

Meteor Communications Corp.
- Provider of equipment and services to track, monitor and control mobile and fixed assets using meteor burst and extended line of sight technologies, operating in the low VHF range.
- http://www.meteorcomm.com/

Raveon Technologies
- Manufactures ISM, MURS, VHF, and UHF data radio modems for telemetry, irrigation, AVL, SCADA, and other wireless applications
- http://www.raveontech.com/

Kern Communications Systems Kft.
- Manufactures a range of GSM, GPRS and GPS modems and modules.
- http://gsmmodem.hu/

Jeron Electronic Systems, Inc
- Developing and manufacturing quality communication solutions in the USA.
- http://www.jeron.com/

Radio Terminal Systems Pty Ltd
- Manufacturer distributor and integrator of radio frequency handheld and vehicle mounted terminals in Australia.
- http://www.radterm.com.au/

Teletronics International, Inc.
- Designs, develops, and manufactures products for high speed wireless broadband systems, including RF amplifiers, up/down frequency converters, wireless network bridges and routers.
- http://www.teletronics.com/

HAL Communications Corp.
- Manufacturer of data communications modems and related equipment for the commercial, government and amateur radio market.
- http://www.halcomm.com/

Cirronet Inc.
- Designs and manufactures 900MHz, 2.4GHz and 5.8GHz spread spectrum wireless modules, modems and Ethernet bridges for industrial data communications.
- http://www.cirronet.com/

Low Power Radio Solutions
- Australian supply and support for the range of low power modules manufactured by LPRS U.K.
- http://www.lprs.com.au/

Wireless M2M, LLC
- design, sell and service wireless monitoring and control systems to commercial customers. Includes product applications in pdf format.
- http://www.wirelessm2m.net/

Omnex Control Systems Inc.
- Designs and manufactures spread spectrum wireless transmitters and receivers for data acquisition and control of industrial machinery. Includes tutorials and resource literature.
- http://www.omnexcontrols.com/

Zetron Inc.
- Design and manufacture controllers, consoles, and switches for a range of wireless operations. Products include radio dispatch consoles, industrial alarm processors, and paging systems .
- http://www.zetron.com/

MaxStream, Inc.
- 900 MHz and 2.4 GHz wireless OEM modules and standalone radio modems offering long range, low power consumption and advanced networking.
- http://www.maxstream.net/

Zebryk
- Design and development of hardware and communications software for mobile industrial data applications.
- http://www.zebryk.com/

Sierra Wireless Inc.
- Provides data communications hardware and software products. Products include wireless data modems and enabling software. Features support and downloads, industry solutions and partner and reseller information.
- http://www.sierrawireless.com/

Wireless eSystems
- Supply web enabled handheld wireless appliances for realtime data acquisition. Features information on product applications and technology.
- http://www.wirelessesystems.net/

Research In Motion Limited
- Provides two-way wireless communication solutions. Current products include handhelds with email access and radio modems. Includes an overview of products, investor information, and career opportunities.
- http://www.rim.net/

Nexion
- Manufacture a range of RF data modems. Includes product features, specifications, FAQs, and downloadable data sheets.
- http://www.nexiondata.com/

Radio Data Technology Limited
- Designer and manufacturer of radio modems, RF modules, and telemetry and remote alarm and control system. Includes product overviews and applications, news and events, and FAQs .
- http://www.radiodata.co.uk/

ProSoft Technology Inc.
- Manufacture a range of 2.4 GHz radio modems. Features product specifications, typical applications, and distributors listing.
- http://www.radiolinx.com/

Dataradio Inc.
- Design and manufacture wireless data solutions for private RF networks, fixed and mobile. Products include radio modems, data terminals and related software. Features a media center and career opportunities.
- http://www.dataradio.com/

Microhard Systems Inc.
- Manufactures industrial OEM wireless modems and development platforms. Includes product data and specifications.
- http://www.microhardcorp.com/