Edmund Stassen

Der Grüne Punkt-Duales System Deutschland GmbH provides waste management, recycling, and take-back services. The firm specializes in the development of waste take-back, collection, and dual disposal systems for industrial firms and retailers. It operates through the following business fields: household waste collection and recycling of sales packaging, recycling of transport packaging, recycling of electrical and electronic equipment waste, facility waste disposal service, and deposit scheme. The company was founded in September 1990 and is headquartered in Cologne, Germany.

Conergy AG specializes in the manufacture of solar products. It also engages in the installation of photovoltaic systems and solar thermal plants. The company was founded by Hans-Martin Rüter, Elisabeth Ammer, Dieter Ammer, Nikolaus Krane, Angiolo Laviziano, Hans Bucher, Andreas Rittstieg, Renate Rüter, Andreas Rüter, Christina Rüter, Franziska Rüter, Annabelle Theurer, Dieter Krane, and Ennio Laviziano on December 22, 1998 and is headquartered in Berlin, Germany.

Interbrew Deutschland Holding GmbH operates as a holding company with interest in producing and distributing beers and malted beverages. The company was founded in 1526 and is headquartered in Bremen, Germany.