Martin is a founder of Coffee Circle, a Berlin-based company he started with two friends in 2010. Coffee Circle directly trades, roasts and sells coffee from smallholder growers in Ethiopia. A fixed share of Coffee Circle’s revenues goes back to the communities and is invested in improving the living conditions of the farmers and their families. Martin holds a degree in business administration. He worked as a management consultant with Roland Berger Strategy Consultants in China and Germany, advising private equity investors and manufacturers across various sectors, including government. He is also a coach of the Yunus Social Business Program and part of the Responsible Leaders Network of the BMW foundation.