Groupe Financière Duval develops, constructs, services, and operates real estate properties to public and private clients in France. The company designs and constructs commercial facilities, corporate buildings and logistics platforms, mixed operations in town centers, and housing and tourist accommodation properties, as well as homes for the elderly and public-private partnership operations. It also manages and markets tourist accommodation and residential leisure parks, business accommodations, residential leisure parks, listed houses, luxury chalets and villas, golf courses, and car parks. Groupe Financière Duval was formerly known as Maisons de Bretagne. The company was founded in 1978 and is headquartered in Boulogne-Billancourt, France.