Ralf Prechtel

GeckoLogic GmbH designs and installs solar photovoltaic systems for homes, businesses, government facilities, and commercial buildings. The company also develops PV components including modules and monitoring systems. GeckoLogic specializes in the planning of private solar electricity power stations, installation planning, and implementation. The company was founded in 2002 and is headquartered in Wetzlar, Germany.

LTi REEnergy GmbH manufactures equipment such as wind turbine components used in the renewable energy industry. It offers inverters, generators, solar thermal systems and ORC turbines. The company also offers repair of defective products, defect analysis & fault report, replacement delivery, training & user instruction, commissioning of drive units and on-site support services. The company was founded in 1971 and is headquartered in Unna, Germany.

KEBA Industrial Automation Germany GmbH develops and produces technologies, components, systems and solutions for the automation in the business areas of industry, healthcare and automotive. It serves the know-how fields drive technology, magnetic bearing and sensor technology. The company was founded by Karl-Heinz Lust in 1971 and is headquartered in Lahnau, Germany.

Pfeiffer Vacuum GmbH develops, manufactures and markets components and systems for vacuum generation, measurement and analysis. Its products include pumps such as rotary vane, roots, diaphragm, side channels, piston, screw, turbo pumps, valves, helium detectors, mass spectrometers, and components. The company was founded by Arthur Pfeiffer in 1890 and is headquartered in Asslar, Germany.