Hildegard Müller is the Chairwoman of the General Executive Management Board of the German Association of Energy and Water Industries (Bundesverband der Energie- und Wasserwirtschaft - BDEW), Berlin. She studied business economics and started her professional career at Dresdner Bank.
From 2002 - 2008 she represented her hometown Düsseldorf in the German Parliament as Member of the Bundestag for the Christian Democratic Union of Germany (CDU). In 2005, she was appointed Minister of State with the German Chancellor Angela Merkel, where she was responsible for Federal/State coordination of the German federal government and for issues relating to the reduction of administrative burdens. Hildegard Müller is active in several honorary positions, such as the Chairperson of the Society of German Friends of Yad Vashem, the Center of Holocaust remembrance in Israel.