Jasper van Teeffelen specialises in tax avoidance and corporate lobbying. He also coordinates the Dutch network LobbyWatch

Before joining SOMO in 2016, Jasper worked at the Ministry of Foreign Affairs as a policy officer in the West-Africa department. He has also worked in the Dutch Parliament as an adviser on defence policy and development aid, and for Foundation Max van der Stoel, where he focused on the impact of EU and Dutch policy on developing countries.

Jasper holds a Master’s degree in International Development Studies from the University of Amsterdam.