Michael Baumgardt

A.R.E.N.A. SAS engages in the retail distribution of Do-It-Yourself products. These include power tools, outdoor furniture, construction materials, lighting fixtures, cabinetry, ceramic tiles, and plumbing equipment. The company was founded in December 2000 and is headquartered in Bondoufle, France.

Gruppe Nymphenburg Consult AG operates as an business management consultant. The company was founded by Hans-Georg Häusel, Ursula Konig, and Norbert Wittmann in 1971 and is headquartered in Munich, Germany.

hagebau Handelsgesellschaft für Baustoffe mbH & Co. KG engages in the wholesale, retail and online trade of construction materials and supplies. Its products include building materials and elements, construction tools and machines, construction chemicals and insulation, interior building materials, roofing and facade construction materials, prefabricated components and building materials for civil engineering projects, landscaping supplies, as well as sanitary, heating, and electrical materials. The company was founded in 1964 and is headquartered in Soltau, Germany.