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A Toxics-Free Future


IPEN Secretariat

IPEN’s Secretariat provides technical and scientific support, administrative assistance, and communications resources and support to our global network.

To reach IPEN, please email us at
For media requests, please email

Administrative and support staff

Björn Beeler (he/him), Executive Director (based in USA)
Maria Ekström Johansson (she/her), Operations and Finance Director (Sweden)
Tiffany Tool (she/her), Network Manager (USA)
Lia Jasmin M. Esquillo, Director of Programs (Philippines)
Betty Wahlund (she/her), Events and Administration Officer (Sweden)
Astha Agrawal (she/her), Finance Manager (Sweden)
Charles Margulis (he/him), Communications Director (USA)
Karen Han (she/her), Development and Communications Officer (USA)
Cristina Cotofana (she/her), Administrator (Moldova)

Science and Policy Advisors

Lee Bell (he/him), Mercury and POPs Policy Advisor (Australia)
Sara Brosché (she/her), PhD, Science Advisor, Global Lead Paint Elimination Campaign Manager (Sweden)
Vito Buonsante (he/him), JD, Policy and Technical Advisor (Canada)
Therese Karlsson (she/her), PhD, Science and Technical Advisor (Sweden)
Jitka Straková (she/her), Global Researcher (Czechia)
Manny Calonzo (he/him), Global Lead Paint Elimination Campaign Advisor, former IPEN global Co-chair (Philippines)
Jeiel Guarino (he/him), Global Lead Paint Elimination Campaigner (Philippines)