Our People

We are a team of smart, strategic, driven people spread all around the world. We believe that a diverse, equitable, inclusive, and collaborative group of people bring a variety of approaches to the work we do.

Anne Jellema

Executive Director

Anne Jellema has a rich history of working with social movements, women’s organizations, and grassroots activists across Africa, Asia, Latin America, and the Middle East. Her career began in South Africa as a community organizer and land rights activist, embedding a people-first approach to strategy design and advocacy. Anne’s leadership is instrumental in navigating the climate movement’s challenges and harnessing its opportunities.

Olivia Langhoff

Managing Director, Engagement & Operations

Olivia Langhoff grew up in Germany and worked in South Africa, UK, and Switzerland before settling in the Netherlands. Her experience as a campaigner and activist spans over three decades and on issues connected to human rights, environmental protection and the climate crisis – combining accurate strategic vision and intentional transversality on 350's leadership.

Savio Carvalho

Managing Director, Campaigns & Netwokrs

Savio Carvalho, originally from India and currently living in the Netherlands, has worked with human rights, development and campaigning organizations for over two decades and across several countries in four continents. His belief that climate justice is a basic human right translates into his leadership over 350.org's department responsible for aligning and empowering our local work across the globe.

Campaigns and Networks Department

Agnes Appiah-Hall
Campaigns and Networks Director
Andreas Sieber
Head of Global Political Strategy
Clemence Dubois
Global Campaign Manager
Soraya Fettih
Global Campaign Coordinator
Joey Sta. Isabel
Asia Regional Network Coordinator
Helena Mullenbach Martinez
Latin America Regional Network Coordinator
Busi Zasekhaya
Climate Justice Coalition Coordinator
Shaazia Ebrahim
Climate Justice Coalition’s Digital and Communications Specialist
Zaki Mamdoo
StopEACOP Campaign Coordinator
Mariana Abdalla
Brazil Communications Specialist
Livia Lie
Brazil Digital Campaigner
Luiz Afonso
Brazil Organiser
Atiya Jaffar
Canada Country Manager
Johanna Lewis
Canada Organiser
Chris Gusen
Canada Senior Digital & Communications Specialist
Rukiya Khamis
East Africa.Programme Manager
Lynn Kamande
East Africa Digital Organiser
Fanny Petitbon
France Country Manager
Sisil Dewi
Indonesia Country Manager
Jeri Asmoro
Indonesia Digital Campaigner
Dian Paramita
Indonesia Digital Organiser
Suriadi Darmoko
Indonesia Field Organiser
Hinako Arao
Japan Country Manager
Masayoshi Iyoda
Japan Campaigner
Yuji Tanaka
Japan Digital Campaigner
Risa Iizuka
Japan Junior Field Organiser
Fenton Lutunatabua
Pacific & Caribbean Programme Manager
Jacynta Fa’amau
Pacific Campaign Specialist
Drue Slatter
Pacific Communications Manager
Wilfred Wendt
Pacific Digital Organiser
George Nacewa
Pacific Organiser
Amira Odeh
Caribbean Senior Organiser
Tshinyi Peele
South Africa Organiser
Alia Kajee
South Africa Campaigner
Tumi Masipa
South Africa Digital and Communications Specialist
Ferron Pedro
South Africa Senior Campaigner

Engagement Department

Débora Gastal
Communications Director
Kim Bryan
Media Strategy and Relations Manager
Lut Wanjiru
Audience Strategy Specialist
Mallika Singhal
Website & SEO Content Producer
Lully Duque Rojas
Senior Designer
Diren Naidoo
Global Social Media Producer
Ilang-Ilang Quijano
Media Campaigner
David Cole
Digital Engagement and Technology Director
Funda Bergel
Senior Supporter Services and Engagement Coordinator
Rachel Hubbard
Product Manager (Web and Platforms)
Jase Roberts
Data Specialist
Aida Mekonnen
Senior CRM Specialist
Ndlhoko Zitha
Global Systems & Operations Specialist
Lisa Rose
Global Digital Engagement Manager
Jenny Tuazon
Asia Senior Digital Campaigner
Ellie May
Europe Senior Digital Campaigner
Kat Riley
U.S. Senior Digital Campaigner
Michael Edmonson
Director of Individual Giving
Christine Kirkley
Corporate and Family Foundations Officer

Operations Department

Shakila Ansary
Accounts Payable Specialist
Jana Kurtz
Administration Manager
Kelly Abagat
Executive Assistant
Natasha Cherry
Executive Assistant
Rushina Vipani
Finance Director
Gillian Lazonby
General Counsel
Samkelisiwe Shongwe
Global Finance and Operations Specialist
Florian Rudolph
Human Resources Director
Katy Cashman
Organizational Processes Manager
Kara Werner
Senior Impact Assessment Specialist
Smiso Hlongwa
Senior Accounts Payable Specialist
Susan Shikuku
Senior Accounts Payable Specialist
Karen Benson
Global HR Associate
Sarah Gitau
Senior Global HR Generalist
Miti Rajkotia
Senior Global HR Generalist

Rashmi Mistry

Board Chair


Rashmi is a campaign strategist who has been involved in the climate movement for over 15 years and is now a co-founder at a participatory design collective Better by Codesign working with partners on climate, human rights and new economy.

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China Brotsky

Vice Chair and Treasurer


China Brotsky is an active leader in the global social justice movement who uses her skills in finance, operations and governance to support organizations in the environmental justice, climate, anti-corporate power and immigrant rights movements. She served most recently as a senior leader at SumOfUs, a global online corporate accountability organization.

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Daniela Costa

Secretary


Daniela Costa is based in Sao Paulo. Daniela Pais Costa is currently the Americas Senior Development Manager at Greenpeace International. She has over 15 years of experience advancing human rights and social justice at the global, regional and national level. She was part of and led one of the most pioneering organizational changes in the development sector at the time: the internationalization of ActionAid and later on, she led the transition of multi-affiliated Oxfam to one Oxfam in the Southern Africa region.

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Chibeze Ezekiel


Chibeze is the coordinator of the Strategic Youth Network for Development (SYND), which convenes the Youth in Natural Resources and Environmental Governance (Youth-NREG) Platform in Ghana. He is a certified Youth Master Trainer on Climate Change and an appointed National SDGs Champion by CARE Denmark. He is also a co-founder of 350 Ghana Reducing our Carbon (G-ROC), the local chapter of 350.org. He has significant experience in promoting youth inclusion in the governance of the natural resources and environmental sector.

Ivan Rosales


Ivan Rosales is the Vice President of Finance at Hispanics in Philanthropy (HIP), a network of organizations and individuals dedicated to strengthening Latino leadership and expanding philanthropic investment in Latino communities.

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Jenny Kendler


Jenny Kendler is an interdisciplinary artist, environmental activist, naturalist and arts entrepreneur based in Chicago. Over the last two decades, her research-driven artworks centered on climate change and biodiversity loss have been shown at London’s Hayward Gallery, NYC’s Governors Island, Storm King Art Center, the Smithsonian Museum of Natural History, the MCA Chicago and public locations from remote deserts to tropical forests. Her work has been featured on NPR, BBC Radio, in the New Yorker, Washington Post and the New York Times, and is in museum and public collections across the US and Europe. As a speaker, she has presented at Aspen Ideas: Climate, Oxford University, University of Chicago, the Obama Presidential Center and more.

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Kristine A. Stallone


Kristine A. Stallone (she/her) is a senior financial and operations executive with more than 25 years of domestic and international experience in the corporate, philanthropic and nonprofit sectors. Kristine is currently consulting with several organizations around issues of financial management and operations.

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Pooven Moodley


Pooven Moodley is an international human rights and environmental lawyer from South Africa and a social justice activist. During the past five years he was the Executive Director of Natural Justice, a human rights and environmental justice non-profit law firm, representing indigenous and local communities across Africa in their struggles to stop the violation of rights and the destruction of their territories of life. Before joining Natural Justice, Pooven was the International Head of Campaigns for ActionAid and Country Director for Oxfam Great Britain in South Africa.

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Terry Odendahl


Terry has spent more than 50 years bridging the gap between our natural and human worlds. She is the retired President and CEO of Global Greengrants Fund, where she served for over a decade. An anthropologist by training, Terry has held faculty positions at Georgetown University’s Public Policy Institute; the University of California, San Diego; and Yale University. She is the author or editor of four books: Charity Begins at Home: Generosity and Self-Interest Among the Philanthropic Elite; America’s Wealthy and the Future of Foundations; Women and Power in the Nonprofit Sector; and Career Patterns in Philanthropy.

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Yeb Saño


Yeb Madla Saño is a climate justice activist from The Philippines and currently serves as the Executive Director of Greenpeace Southeast Asia. He is also the Vice-Chair of the Board of the Laudato Si’ Movement (the Global Catholic Climate Movement). Previously, he was Commissioner of the Philippines’ Climate Change Commission, the country’s lead policy-making government body on climate change. Yeb was the Philippines’ chief negotiator in the United Nations Framework Convention on Climate Change (UNFCCC) and was widely known for championing climate justice in the climate negotiations.

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Emeritus

Bill McKibben


Bill is Founder and Senior Advisor at 350.org and is the Schumann Distinguished Professor in Residence at Middlebury College in Vermont. He is a 2014 recipient of the Right Livelihood Prize, sometimes called the 'alternative Nobel' and is a founding fellow of the Sanders Institute. Bill has written a dozen books about the environment, including his first, The End of Nature, published 25 years ago, and his most recent, Falter: Has the Human Game Begun to Play Itself Out?

Our Team is growing

Come join us on the journey to make work meaningful. See open roles on our Careers page.

View open positions
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