Climate Week 2025

Hans-Joachim Ziesing

Hans-Joachim Ziesing

Hans-Joachim Ziesing

Ecologic Institute, Germany

Dr Hans-Joachim Ziesing is a Senior Policy Advisor at Ecologic Institute. From 1969 to 2006, Hans-Joachim Ziesing worked at the German Institute for Economic Research in Berlin (DIW Berlin). He started as a researcher and from 1982 to 2004, he headed the department “Energy, Transportation, Environment”; from 2004 to 2006, he was Senior Executive. As of 2007 he works as an independent consultant. He is Managing Director of the “Working Group on Energy Balances” since 1994, responsible for the energy balances in the Federal Republic of Germany. Since October 2011 Dr Hans-Joachim Ziesing is a member of the energy expert commission, which supports the monitoring process “Energy of the Future.

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