IRMA’s leaders are experts in mining, standard-setting, and credible assurance and support the Board of Directors in strategy and day-to-day implementation of IRMA’s programs.

Aimee Boulanger, Executive Director

As Executive Director, Aimee provides direct service to IRMA’s multi-stakeholder leadership and manages IRMA’s staff and consultant team.  She has worked on mining issues for more than 20 years, with substantial experience supporting communities directly affected. In addition, Aimee has been Program Director and Executive Director for children’s environmental health and women’s leadership not-for-profit NGO organizations. She specializes in communications between diverse networks of scientists, businesses, nonprofit advocates, government agencies, healthcare professionals, and citizens striving toward common goals. Aimee holds a degree in Environmental Studies and Politics from Mount Holyoke College and has served IRMA’s leadership since 2012.



Christina Miller, Program Advisor

Christina T. Miller is a Program Advisor to IRMA. She is an independent sustainability consultant with a focus on responsible minerals sourcing for the jewelry industry. She advises IRMA on communications, outreach to the jewelry industry, artisanal mining and performs several essential day-to-day tasks for the organization. She is the 2018 Women’s Jewelry Association Carelle Grant recipient and holds a GRI reporting training certificate. Miller is co-founder and former executive director of Ethical Metalsmiths (EM), a not-for-profit organization founded in 2004 that strives to increase responsible practices in the jewelry industry through education. From 2006 – 2010 Miller was the assistant professor of jewelry and metalsmithing at Millersville University. She holds a BFA from Millersville University and an MFA from East Carolina University.

Lisa Sumi, Dir. of Standards and Assurance

For the past 20 years Lisa has worked as an
extractive​s-industr​y researcher and analyst, focusing on social and environmental best practices and mechanisms to encourage industry leadership and create long-lasting benefits for affected communities. Lisa has a background in journalism and holds a Masters degree in Environmental Science and Physical Geography from the University of Toronto. She has served as IRMA’s Director of Standards and Assurance since 2013.



Lara Koritzke photo

Lara Koritzke, Senior Policy Advisor

As Senior Policy Advisor, Lara provides expertise on a range of issues for the Secretariat. She has worked on sustainability standards and certification for 20 years, including six years as a director at ISEAL Alliance, the global association for credible standards. Prior to that, she was with Rainforest Alliance for eleven years managing program development and institutional partnerships globally. Lara holds degrees from Yale University and the University of Cambridge Sustainability Leadership Programme. She has served IRMA since January 2018.

Meredith Emmett, Facilitator

Meredith Emmett is a facilitator and strategist known for her interactive and creative ways of engaging people in meaningful conversation and thoughtful action. She has facilitated and coordinated multiple cross sector collaborations and networks as part of the Institute for Conservation Leadership’s network of consultants and through her own company, Third Space Studio. Meredith holds a Bachelors degree in Mechanical Engineering and is three-time nonprofit executive director. She has served as IRMA’s Facilitator since 2009.