Lambert Schneider was an SEI Associate, affiliated with SEI-US, from 2013 until 2019. In 2019, he joined the Institute for Applied Ecology (Oeko Institut) based in Wuppertal, Germany, as research coordinator for international climate policies.
Lambert has worked intensively on the Clean Development Mechanism (CDM) and issues related to monitoring, reporting, verification and accounting of greenhouse gas emissions.
Lambert studied energy, environmental and chemical engineering at the Technical University of Berlin. From 2000 to 2009 he worked with Öko-Institut, based in Berlin, on energy and climate policy. From 2001 to 2008 he was a member of the German delegation for the UN climate negotiations, working mainly on flexible mechanisms and reporting and review of GHG inventories. From 2005 to 2010 he was a member of the Methodologies Panel under the CDM Executive Board.
In 2010, he joined the Secretariat of the United Nations Framework Convention on Climate Change (UNFCCC), leading a team working on the development and improvement of methodologies. Since 2012, he has been an independent consultant. In 2013, he became a member of the CDM Executive Board; as of 2014, he is vice-chair of the Board.