Kurt-Ludwig Gutberlet

Vaillant GmbH engages in the manufacture and distribution of heating ventilation and air-conditioning products. The firm offers solar-thermal and photovoltaic systems, heat pumps, and pellet boilers. It also provides gas-fired condensing boilers, ventilation systems for low-energy buildings, combined heat and power stations, high-efficiency heating systems using fossil fuels, intelligent controls, air conditioners, and radiators. The company was founded by Johann Vaillant in 1874 and is headquartered in Remscheid, Germany.

MHK Group AG is a German service company and community for medium-sized kitchen, furniture, and sanitary retailers. The company is based in Dreieich, Germany, and has subsidiaries in Germany. The private company provides support and services to its members in the industry. The company was founded in 1950 by Hans Strothoff.

BSH Hausgeräte GmbH manufactures electrical household appliances. It product portfolio includes stoves, ovens, extractor hoods, dishwashers, washers, dryers, refrigerators, freezers, consumer products such as vacuum cleaners, coffee machines, electric kettles, irons and hairdryers as well as accessories, auxiliary materials and tools. The firm offers its products under the Bosch and Siemens brands as well as other special and regional brands including Gaggenau, Neff, Thermador, Constructa, Viva, Ufesa, Junker, Zelmer, Balay, Pitsos, Profilo and Coldex brand names. The company was founded in 1967 and is headquartered in Munich, Germany.