Profile
Ralf Zimmermann formerly worked at Lechwerke AG, as First Vice Chairman-Supervisory Board, Süwag Energie AG, as Director-Supervisory Board from 2012 to 2013, Berliner Wasserbetriebe, as Director-Supervisory Board, Berlinwasser Holding GmbH, as Director-Supervisory Board, RWE Veolia Berlinwasser Beteiligungs GmbH, as Director-Supervisory Board, Koblenzer Elektrizitätswerk & Verkehrs AG, as Director-Supervisory Board, Aleris Corp., as Senior Vice President & GM-Rolled Products Europe, REMONDIS GmbH, as Vice President-Human Resources in 2004, RWE Energy AG, as Vice President-Human Resources from 2005 to 2009, envia Mitteldeutsche Energie AG, as Member-Supervisory Board, Stadtwerke Duisburg AG, as Member-Supervisory Board, RWE Vertrieb AG, as Member-Management Board from 2012 to 2016, and Aleris Switzerland GmbH, as Senior Vice President-Europe Operations.
Former positions of Ralf Zimmermann
| Companies | Position | End |
|---|---|---|
RWE Vertrieb AG
 RWE Vertrieb AG Electric UtilitiesUtilities RWE Vertrieb AG dstributes gas and electricity. he company is headquartered in Dortmund, Germany. | Corporate Officer/Principal | 2016-03-30 |
RWE Energy AG
 RWE Energy AG Gas DistributorsUtilities RWE Energy AG supplies gas, water and electricity in Germany and continental Europe. Its territory includes Austria, the Czech Republic, Germany, Hungary, Poland and the Netherlands. It provides services to residential households through SMEs, industrial companies, municipal utilities on to regional energy utilities. The company is headquartered in Dortmund, Germany. | Human Resources Officer | 2008-12-31 |
REMONDIS GmbH
 REMONDIS GmbH Environmental ServicesIndustrial Services Remondis GmbH acts as a holding company with interests in providing waste management services. It is responsible for controlling waste disposal and recycling activities. As a provider of environmental services, it primarily deals with the disposal of domestic waste. The company possesses sites all over Germany at which it operates sorting, processing, recycling and treatment plants. The company also runs the service network in the German disposal industry. The company is headquartered in Viersen, Germany. | Human Resources Officer | 2003-12-31 |
Stadtwerke Duisburg AG
 Stadtwerke Duisburg AG Electric UtilitiesUtilities 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. | Director/Board Member | - |
| NOVELIS ALR ALUMINUM HOLDINGS CORPORATION | Corporate Officer/Principal | - |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| LECHWERKE AG | Utilities |
| Private companies | 12 |
|---|---|
RWE Energy AG
RWE Energy AG Gas DistributorsUtilities RWE Energy AG supplies gas, water and electricity in Germany and continental Europe. Its territory includes Austria, the Czech Republic, Germany, Hungary, Poland and the Netherlands. It provides services to residential households through SMEs, industrial companies, municipal utilities on to regional energy utilities. The company is headquartered in Dortmund, Germany. | Utilities |
RWE Vertrieb AG
RWE Vertrieb AG Electric UtilitiesUtilities RWE Vertrieb AG dstributes gas and electricity. he company is headquartered in Dortmund, Germany. | Utilities |
REMONDIS GmbH
REMONDIS GmbH Environmental ServicesIndustrial Services Remondis GmbH acts as a holding company with interests in providing waste management services. It is responsible for controlling waste disposal and recycling activities. As a provider of environmental services, it primarily deals with the disposal of domestic waste. The company possesses sites all over Germany at which it operates sorting, processing, recycling and treatment plants. The company also runs the service network in the German disposal industry. The company is headquartered in Viersen, Germany. | Industrial Services |
Berlinwasser Holding GmbH
 Berlinwasser Holding GmbH Water UtilitiesUtilities Berlinwasser Holding GmbH provides water services. The firm engages in disposal and treatment of wastewater. The company was founded in 2000 and is headquartered in Berlin, Germany. | Utilities |
envia Mitteldeutsche Energie AG
 envia Mitteldeutsche Energie AG Electric UtilitiesUtilities envia Mitteldeutsche Energie AG operates as an investment holding company which focuses on the electricity distribution, gas, water supply, and telecommunications sectors. The company was founded in 1999 and is headquartered in Chemnitz, Germany. | Utilities |
Berliner Wasserbetriebe
 Berliner Wasserbetriebe Water UtilitiesUtilities Berliner Wasserbetriebe supplies drinking water. Its core task is to supply residents of Berlin and the surrounding area with drinking water and dispose of their wastewater. It operates water works and also provides sewerage services. Not only does it perform conventional wastewater treatment at its wastewater treatment works, but has also equipped the majority with biological nutrient elimination facilities, to maintain the quality of Berlin's lakes and rivers. The company was founded in 1992 and is headquartered in Berlin, Germany. | Utilities |
RWE Veolia Berlinwasser Beteiligungs GmbH
 RWE Veolia Berlinwasser Beteiligungs GmbH Water UtilitiesUtilities RWE Veolia Berlinwasser Beteiligungs GmbH is a holding private company based in Berlin, Germany with interests in water supply. | Utilities |
Süwag Energie AG
 Süwag Energie AG Alternative Power GenerationUtilities Süwag Energie AG distributes electricity, natural gas and heat. It offers these products and its related services to both private and corporate clients. The company was founded in 2001 and is headquartered in Frankfurt, Germany. | Utilities |
| Aleris Switzerland GmbH | |
Koblenzer Elektrizitätswerk & Verkehrs AG
 Koblenzer Elektrizitätswerk & Verkehrs AG Electric UtilitiesUtilities Part of Eko2 GmbH, Koblenzer Elektrizitätswerk & Verkehrs AG provides a range of services including 100%% green electricity, natural gas, heat, solar systems, e-mobility, and more. The company is based in Koblenz, Germany. The German company offers comprehensive on-site advice in 14 customer centers. Koblenzer Elektrizitätswerk & Verkehrs was acquired by Eko2 GmbH from RWE AG on December 21, 2012 for $291.21 million. | Utilities |
Aleris Corp.
 Aleris Corp. AluminumNon-Energy Minerals Aleris Corp. engages in the manufacture of aluminum rolled products. It operates through the following geographical segments: North America, Europe, and Asia Pacific. The North America segment consists nine manufacturing facilities. The Europe segment includes two aluminum rolling mills and aluminum cast house. The Asia Pacific segment comprises the Zhengjiang rolling mill. The company was founded in December 2004 and is headquartered in Cleveland, OH. | Non-Energy Minerals |
Stadtwerke Duisburg AG
Stadtwerke Duisburg AG Electric UtilitiesUtilities 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. | Utilities |
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