Management

Chief Executive Officer (CEO)

Stefan Kapferer has been Chairman of the Management Board of 50Hertz since December 2019 and member of the steering committee of the German-Belgian Elia Group (Elia Group Committee). As part of the Elia Group, 50Hertz operates the transmission grid in northern and eastern Germany and is responsible for the secure electricity supply to around 18 million people. The share of fluctuating renewable energies in the 50Hertz grid area is 60 percent, which is a worldwide peak value.

Stefan Kapferer looks back on a long career in politics and business. For several years he was State Secretary in various departments at state and federal level. In 2011, he was appointed State Secretary at the Federal Ministry of Economics and Technology and was thus also responsible for the energy sector. He represented the ministry in the EU Council of Energy Ministers and was Chairman of the Supervisory Board of the German Energy Agency (dena). From 2014 to 2016 Kapferer was Deputy Secretary-General of the Organisation for Economic Cooperation and Development (OECD) in Paris.

From 2016 to 2019 Stefan Kapferer was Chairman of the Executive Board of the Federal Association of the German Energy and Water Industries (BDEW). During this time, as a member of the "Commission for Growth, Structural Change and Employment", he helped to prepare a phase-out of coal-fired power generation in Germany, which was supported by a broad social consensus.

Chief Technical Officer (CTO)

Dr. Frank Golletz, born in 1960, has been the Chief Technical Officer for 50Hertz from 2011. Before, he acted as proxy and Head of the Assets/Grid Projects Department at 50Hertz. Between 1992 and 1997, Frank Golletz was in charge of substations at the Dresden Grid Operation Department of VEAG. He was also stationed at the VEAG branch in Bad Lauchstädt, where he managed grid operations for Saxony-Anhalt and Thuringia.

Chief Markets & System Operations Officer (CMO)

Dr. Dirk Biermann, born in 1969, has been Chief Markets and System Operations since 1st April 2012. Prior to his current position, he acted as proxy for the company and held the position of Head of Energy Management. As such, he was responsible for the company's energy trading activities, which also includes ancillary services, EEG affairs and balancing group management as well as market development and congestion management.
In 1999, Dr Biermann joined VEAG, as it was called at the time. He later moved on to the Vattenfall Europe Holding in 2002, where he took up a leading position in the Grid Strategy Department in 2004.

Chief Financial Officer (CFO)

Marco Nix, born in 1974, has been responsible for 50Hertz's Finance Department since July 2015. Since 2009 the business economist was Head of Controlling at 50Hertz and in addition from April 2014 Chief Corporate and Financial Officer of Elia Grid International . Born in Berlin, Nix previously held senior positions in the financial sector of the Vattenfall Group . His professional career in the energy sector began in 2001 at the Berlin based energy company Bewag.

Chief Human Resources Officer (CHRO)

As of 1 January 2019, Sylvia Borcherding is 50Hertz Chief Human Resources Officer. In the past couple of years, she has held leading positions in the Metro group, at healthcare provider IAS and at outsourcing specialist Capita.