Wavefront Consulting Ltd
- Development of microwave electronics, RF and microwave power amplifier, subsystem and system design. Transistor modelling, CAD, GaN device technology. Specialising in linear and efficient amplifiers.
- http://www.wavefrontconsulting.co.uk

Ropet RF-design, rf circuit design and more custom-designed wireless rf solutions.
- Ropet RF-design, your source for rf circuit design, rf transmitters, receivers and transceivers, rf power amplifiers and rf modules. Visit our website for more information.
- http://www.ropetrfdesign.com

Koos Technical Services
- KTS specializes in product development for wireless communications, including wireless modems, satellite receivers, and WiFi access points.
- http://www.koostech.com

Sagrad
- Sagrad is an engineering services company providing custom 802.11 solutions, custom antennas, and other custom RF and Microwave systems.
- http://www.sagrad.com

Radio Design Group, Inc.
- Specializes in custom RF and wireless electronics design for data radio transmitters, receivers, and transceivers.
- http://www.radiodesign.com

Radio Innovation
- Offers design assistance for RF and wireless transmitters, receivers, and radios for data, telemetry, voice, command, remote control, and spread spectrum devices.
- http://www.radioinnovation.com

Brounley Engineering & Technical Services
- RF design consultants specializing in RF power supply design, impedance matching and system integration for CO2 laser and plasma process systems.
- http://www.rfpowerdesign.com

Sherwood Engineering Design Services, Inc.
- Electrical engineering firm specializing in the design of consumer electronic products incorporating low cost ASICs and microcontrollers, reverse engineering, and litigation support.
- http://www.seds.com

PM Progettazioni microonde
- Specialised in the design and development of RF circuits, modules and subsystems for industrial and telecommunications companies.
- http://www.pmmicrowave.com

FanField Ltd
- An independent engineering company specializing in antenna pattern prediction, RF installed performance modeling and all electrical aspects of RF technology.
- http://www.fanfield.co.uk

Ecom Engineering Gmbh
- Provide RF and shortrange radar development, measurement and automation applications, wireless communication solutions.
- http://www.ecom-ch.com

Embedded Knowledge and Intelligence
- Specializes in embedded systems design and consulting.
- http://emki.com