RFS is a global company with factories, in Germany, France, Brasil, Australia, U.S.A. and China. RFS is the world known manufacturer of all types of waveguides, coaxial feeder cables, leaky cable with well-known trade marks cellflex-flexwell and radiaflex, mobile, microwave, broadcast antennas, etc.

Spinner is an internationally leading company in production of coaxial connectors, cable assemblies, FM - TV combiners, switches, waveguide components, optical transmission, etc. The company's reputation is world-wide recognized in broadcast and mobile communication.

Celwave manufactures and offers truly innovative filters, combiners, bi-directional amplifier, receiver multicouplers, duplexers and antennas for wireless communication systems from 30 MHz to 2 GHz.

Ascom manufactures power supply systems, rectifiers, inventers, power system conrollers for Telecommunication.