Home professionnal work place Architects & design offices Valiant Access to PRO area To research The company The Vaillant spirit Join Vaillant Media & Press Our production site Our Research & Development center Valiant The company Vaillant in France Vaillant in France The Vaillant company in France was founded in 1955 and today has 8 regional offices. Its head office is located in Fontenay-sous-Bois. Vaillant, a German company Vaillant is one of the international leaders in the field of heating and hot water. Vaillant offers its customers around the world environmentally friendly and energy-efficient heating and hot water systems, mainly based on the use of renewable energies. Varied ranges in the service of ecology We use cookies We use cookies and third-party tracking tools to remember your preferences, to measure and analyze the use of our websites, and to optimize your experience. You can accept the use of cookies, refuse them or indicate your preferences either globally for the site or on a service by service basis by clicking on each category of cookies to activate or deactivate their use. You can manage the use of cookies in your browser settings and withdraw your consent at any time. For more information, see our privacy policy and our cookies policy . Configure my choices Refuse everything Accept all