Bios

  • Michael Leon Guerrero

    Greenpeace Inc Board Member

    Michael Leon Guerrero is the Executive Director of the Labor Network for Sustainability, and currently serves as the Greenpeace, Inc. Treasurer.

  • Stuart Clarke

    Greenpeace Inc Board Member

    Stuart Clarke is the Executive Director of the Town Creek Foundation and works tirelessly to provide grant funding to help, support and accelerate progressive changes in environmental policy and practice within the state of Maryland.

  • Naomi Ages

    Expert

    Naomi Ages is the Climate Liability Project Lead at Greenpeace USA. Her work focuses on establishing legal, political, and financial accountability for climate change, aiming to empower those who are most vulnerable to its impacts.

  • Ivy Schlegel

    Expert

    Ivy Schlegel is a research specialist with the Greenpeace USA forests team, focusing on Indonesian palm oil and the markets for forest commodities. Ivy has worked with Greenpeace USA since 2009.

  • Kate Melges

    Expert

    Kate Melges is an oceans campaigner based in Seattle. She helps lead Greenpeace’s sustainable seafood campaign. Kate’s focus is pushing U.S. canned tuna brands to provide sustainable and ethically sourced tuna.

  • Brian Anderson

    Leadership

    Brian Anderson is the Chief Development Officer at Greenpeace USA.

  • Ellen Dorsey

    Greenpeace Fund Board Member

    Ellen Dorsey is executive director of the Wallace Global Fund.

  • Tim Donaghy

    Expert

    Tim Donaghy is a Senior Research Specialist with Greenpeace USA. He writes frequently about climate change, energy production, and the Arctic.

  • Mary Sweeters

    Expert

    Mary Sweeters is a Climate and Energy Campaigner with Greenpeace USA. She works to fight the undue influence of the oil industry in solidarity with communities affected by oil extraction, pollution, and climate change, and to advocate for a just transition to a clean energy economy. She is from Sonoma, California.

  • John Passacantando

    Greenpeace Fund Board Member

    John Passacantando’s career has taken him from Wall Street to philanthropy to a leading role in the global fight to stop climate change. Passacantando completed eight years as executive director of Greenpeace USA in 2008, the longest serving director in the history of the organization.