Jérôme Hauden

Sonion A/S design and manufactures micro-acoustic and micro-mechanical components for hearing instruments, in-ear earphones and earphones. The firm offers products such as receivers, microphones, noise cancelling microphone, boom microphones, vibration sensors, active telecoils, passive telecoils, bone conduction vibrator, volume controls, switches, connector systems, trimmers, faceplates, tapers, and socketm, combination units and sonion sound dampers. The company was founded by Jorgen Weber Jensen and Jens-Jorn Stockholm in 1974 and is headquartered in Roskilde, Denmark.

AVL List GmbH develops and manufactures powertrain systems. The firm offers engineering, testing solutions, simulation technologies, manufacturing, powertrain elements, battery, engine and vehicle system solutions. powertrain engineering, instrumentation and test systems, and simulation. It serves to the aviation, commercial on road, construction equipment, racing and large engines. The company was founded by Hans List in 1946 and is headquartered in Graz, Austria.

OSRAM GmbH develops and manufactures lamps and lighting systems. Its products include light-emitting diode systems, luminaires, electronic control gears, and lamps. The product applications include indoor and outdoor lighting, light management systems, vehicle and bicycle lighting, as well as specialty lighting. The company was founded in 1906 and is headquartered in Munich, Germany.