Wilhelm-Paul Humberg

Energie- und Wasserversorgung Mittleres Ruhrgebiet GmbH is a holding company, which engages in sale and distribution of electricity and water. It specializes in electricity generation and water supply. The company was founded in 1998 and is headquartered in Bochum, Germany.

AVU AG für Versorgungs-Unternehmen provides electricity, gas and water supply services. The company was founded in 1905 and is headquartered in Gevelsberg, Germany.

Part of Stadt Witten, Siedlungsgesellschaft Witten mbH is a municipal housing company that offers high-quality living space at affordable prices in Witten, DE. The company manages 1,350 apartments in the Witten area and sustainably renovates and designs them to ensure that tenants feel comfortable. Siedlungsgesellschaft Witten mbH is committed to sustainability and continuously renovates from ecological and energetic aspects. The German company offers apartments for living with children, handicap, and old age. The company also provides tenant services, social offers, and housing benefits. The company was awarded the Crefozert certification for their good creditworthiness and stability. The company also provides valuable tips for energy-saving. Founded in 1921, the CEO is Claudia Pyras.

Deutsche Oper am Rhein Theatergemeinschaft Düsseldorf-Duisburg ggmbh is a renowned theater community based in Dusseldorf, Germany. The company is one of the large opera houses in Germany, with a long tradition of cooperation between the two cities. The private company has a high-ranking soloist ensemble, choir, and a nationally and internationally celebrated company ballet on the Rhine. The company has developed into one of the first addresses for music theater and dance in Germany. The company was founded in 1956, and the CEO is Alexandra Stampler-Brown.