Marcus O. Wittig

Part of Stadt Duisburg, octeo MULTISERVICES GmbH is a German company that specializes in internal job advertisements. The company is based in Duisburg, Germany. The CEOs are Oliver Hallscheidt, Arnt Schenk. The company was founded in 1994.

Stadtwerke Duisburg AG provides utility services and is ultimately controlled by the City of Duisburg. The company is based in Duisburg, Germany. The German company was founded in 1854. Marcus O. Wittig has been the CEO of the company since 2012.

Duisburger Versorgungs- und Verkehrsgesellschaft mbH is a company based in Duisburg, Germany. The company is a subsidiary of another entity, which is ultimately controlled by the City of Duisburg. The company was founded in 1970, and the CEO is Marcus O. Wittig.

Duisburger Verkehrsgesellschaft AG is a transportation company based in Duisburg, DE. Duisburger Verkehrsgesellschaft is a subsidiary of the City of Duisburg and is ultimately controlled by them. The German company provides transportation services to over 165,000 passengers daily within and beyond the city limits. The company's main services include SchokoTicket and KombiTicket, and it has various ticket sales outlets and a customer center. The CEO of the company is Marcus O. Wittig.

Part of MSV Duisburg Verwaltungsgesellschaft mbH, MSV Duisburg GmbH & Co. Kommanditgesellschaft Auf Aktien is a German sports club based in Duisburg, Germany. The German company operates a professional men's and women's football team, as well as a youth academy. The company also offers a range of fan-related services, including a team shop, fan clubs, and a fan project. The CEOs of the company are Thomas Wulf and Peter Mohnhaupt.

STEAG GmbH engages in the planning, development, construction, and operation of power plants and storage facilities. Its services include conventional power generation, energy trading and optimization, district heating, as well as distributed generation. The company was founded in 1937 and is headquartered in Essen, Germany.