Organization and staff

Milieudefensie (Friends of the Earth Netherlands) is an association with over 110,000 members and donors and 35 local branches. We have a paid staff and our national headquarters is in Amsterdam.



Donald Pols - Director - @donaldpols

Heads of Departments

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From left to right:
Luuk Versluis - Head of Communications and Fundraising
Freek Kallenberg - Head of Content and Lobbying
Conny de Laat - Head Movement Building
Oscar Stokvis - Head Project Office

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From left to right:
Marijn van der Pas - Coordinator Programme Office International Cooperation
Anne van Mierlo - Coordinator Communication

Programme managers

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From left to right:
Lynn van Leerzem - Programme manager Climate Solutions
Paulien Gankema - Programme manager Rules for Businesses


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From left to right:
Kirsten Sleven - Spokesperson Energy - @KirstenSleven
Nine de Pater - Spokesperson Energy & Climate - @ninedepater
Bram van Liere - Spokesperson Traffic - @bramvanliere

Jongeren Milieu Actief  (Young Environmental Activists)

Jongeren Milieu Actief (JMA) is the organization for younger Milieudefensie campaigners between the ages of 16 and 28. JMA engages in a variety of creative, fun and positive activities focused on Transportation, Forests, Education, Climate and Climate Justice.
For more information, visit the JMA website or send an email.

Press Office

Saskia Gaster Jasperine Schupp 




From left to right:
Saskia Gaster - Twitter: @SaskiaG_MD
Jasperine Schupp 
- Twitter: @Jasperine_MD

Benjamin van SterkenburgLéonie Beunen




From left to right:
Benjamin van Sterkenburg - Twitter: @sterkenburgben
Léonie Beunen - Twitter: @LeonieBeunen

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From left to right:
Hille Takken - Twitter: @Hille_Takken
Jelt Roos - Twitter: @JeltRoos

The Press Office only responds to journalists and editors via telephone: +31 (0)20 5507 333 or email:
For general information or questions, please contact Milieudefensie’s Service Line: +31 (0)20 6262 620 (Monday-thursday 9.30 am to 4.30 pm) or via

Down to Earth Magazine

Carolien Ceton –  Editor-in-Chief
Down to Earth is Milieudefensie’s own magazine and is published six times annually. The magazine has an independent editorial statute and its articles do not necessarily reflect the views of Milieudefensie.

To propose or submit an article, please contact the editors in advance. Reproduction of articles is permitted after written approval from the editors.
The editorial statutes guarantee the journalistic independence of Down to Earth.
+31 (0)20 5507 374, fax 020 5507 310

Organizational Structure

In legal terms, Milieudefensie is an association with a management board, a national office and local groups.

Friends of the Earth

Milieudefensie is the Dutch branch of Friends of the Earth International.
Friends of the Earth International Secretariat

+31 (0)20 6221 369,

More information about Milieudefensie