For their own privacy and personal security, some of our staff members have elected to obscure their faces or to use a symbolic image rather than a portrait.

Executive Leadership

Bobbie Sta. Maria

Executive Director

Shannon Young

Deputy Director


Seán Arthurs

Director of Global Education and Training

Juliana Bravo Valencia

Amazon Program Director

Michelle Fantone

Development Director

Alisha Felder

Director of People & Culture

Selam Hailu

Finance Director

Ben Hardman

Mekong Legal Director


Mekong Operations Director

Itzel Silva

Amazon Legal Director

Marco Simons

General Counsel

Marissa Vahlsing

Director of Transnational Legal Strategy

Latin America

Ivonne Chiroque

Operations Manager

Gladys Guillén

Finance Coordinator

Rosa Luz Arista Zerga

Communications Coordinator

Katherine Paucar

Staff Attorney

Laura Posada

Staff Attorney

Cecilia Vieira de Melo

Staff Attorney

Southeast Asia

Rithy Bun

Mekong Bertha Fellow

Shilpa Iyer

Mekong Development Officer


Mekong Legal Coordinator


Mekong Communications Coordinator

Tho Prajak

Mitharsuu Center Office Manager

Namfon Seakue

Administrative Assistant

Wora Suk

Mekong Campaigns Coordinator

Tong Teng

Mekong Finance Associate

Thanakrit Thongfa

Mekong Campaign Assistant

Kornkanok Wathanabhoom (Chompoo)

Mekong Legal Coordinator

United States and Global

Marina Daroca Bazán

Legal Program Associate

Kayla Eaton

Development Officer, Individual Giving

Chris Ewell

Bertha Justice Fellow

Wyatt Gjullin

Americas Staff Attorney

Elaine Godwin

Communications Coordinator

Natalia Gomez Peña

Climate Change Policy Advisor

Michelle Harrison

Deputy General Counsel

Rick Herz

Senior Litigation Attorney

Kirk Herbertson

Senior Policy Advisor

Benjamin Hoffman

Senior Supervising Attorney

Maryum Jordan

Climate Justice Attorney

Shannon Marcoux

Bertha Justice Fellow

Cayla Nimmo

Global Human Rights Storyteller

Peter Osunde

U.S. Development Officer

Luke Pacifico

Human Resources and Operations Associate

Melissa Peck

Finance Associate

Sean Powers

Senior Corporate Accountability Attorney

Audrey Schreiber

U.S. Campaigns Coordinator

Sydney Speizman

Justice Catalyst Fellow

Jeanette (Jay) Asencio Tocol

Senior MEL Manager

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Gabriela Valentín Díaz

Staff Attorney