Tillmann von Schroeter

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.

Vaillant Group UK Ltd. supplies heating solutions, hot water, central heating and air conditioning systems. Its products include combi, open vent controls and accessories, cylinders, air to water heat pumps, air to water hybrid system, ground source heat pumps and solar thermal. The company was founded in 1874 and is headquartered in Belper, the United Kingdom.

Vaillant Management Ltd. provides heating equipment. The company was founded in 2000 and is headquartered in Rochester, GB

Vaillant NV is a Belgian company that provides repair services for metal products. The private company is based in Drogenbos, Belgium. The company was founded in 1948.