Zwilag Zwischenlager Würenlingen AG is a stock company with its registered office in Würenlingen in the Canton of Aargau. The Board of Directors is responsible for the organisational structure and commercial interests as well as the supervision of the persons entrusted with the management of the company.  The Board of Directors of Zwilag consists of representatives of the companies that own Zwilag as well as a representative of the local municipality. The members of the Board of Directors are elected for a term of office of three years. They can be re-elected.

Ronald Rieck, Degreed Mechanical Engineer (Nuclear Engineering), Institute of Technology Zittau, General Manager since 1.7.2016.

The General Manager is responsible for all administrative, technical and operational matters. He maintains relationships with the suppliers of waste, the Swiss Federal Nuclear Safety Inspectorate (ENSI) and the cantonal and municipal authorities.

Board of Directors (term of office 2017 to 2020)

Dr. Stephan W. Döhler, Chairman, Axpo Power AG Kernkraftwerk Beznau
Dr. Philipp Hänggi, Vice-Chairman, BKW Energie AG Kernkraftwerk Mühleberg
Michael Dost, Axpo Power AG Kernkraftwerk Beznau
Michael Kessler, Kernkraftwert Leibstadt AG

Dr. Thomas Kohler, Kernkraftwerk Gösgen-Däniken AG
Dr. Marcel Lips, Kernkraftwerk Gösgen-Däniken AG
René Sarrafian, Kernkraftwerk Gösgen-Däniken AG
Dr. Tony Williams, Kernkraftwerk Leibstadt AG
Dr. Jürgen Woenckhaus, Kernkraftwerk Leibstadt AG
André Zoppi, Mayor of Würenlingen