Jens Althoff has headed the Heinrich Böll Foundation's Regional Office in Warsaw since December 2025. The office operates in Poland as well as in Lithuania, Latvia, and Estonia.

Jens Althoff joined the Heinrich Böll Foundation in 2015, where he established a new office in Paris and led it from 2015 to 2021. Under his leadership, the Paris office became a key actor in the fields of ecological transformation, the strengthening of democracies in Europe, foreign and security policy, and European policy.From early 2022 until the summer of 2025, Jens Althoff served as Head of Communications and Spokesperson for the Minister of State for Culture and Media, Claudia Roth, in the Federal Chancellery in Germany. In this role, he worked on all matters related to cultural and media policy, including remembrance policy, both in a European framework and, in particular, within the Polish-German context.

Before joining the Heinrich Böll Foundation, he worked at the European Parliament, concentrating primarily on issues of European foreign and security policy. He also served for eight years as Head of the Press Office and Spokesperson for the Federal Executive Committee of the German Green Party.

Jens Althoff is a committed European for whom his work is not merely a profession, but a vocation.