Get in touch with the Copper Mark team
Send your inquiries to info@coppermark.org
STAFF
Michèle Brülhart, Executive Director
Michèle has served as Executive Director of the Copper Mark since its launch in 2020, overseeing the organisation’s growth to become the leading assurance framework to promote responsible practices across the copper, molybdenum, nickel and zinc value chains.
She has over 15 years of experience working on the design, implementation and independent assessment of sustainability standards. Michèle has evaluated and assisted companies in various sectors and across the supply chain.
Previously, Michèle was the Director of Innovations at the Responsible Minerals Initiative (RMI) and served as the Head of Auditing at RCS Global. Prior to her work at RCS Global, she held roles focused on responsible sourcing at Underwriters Laboratories, the German Development Cooperation (GIZ) and STR Responsible Sourcing.
Michèle is based in Zurich, Switzerland.
Hillary Amster, Chief Operating Officer
Hillary leads the Copper Mark’s operations and assurance teams. She oversees core functions, policies, and procedures that underpin the Copper Mark’s work around the globe.
Hillary has both strategic and operational experience in the field of corporate social responsibility throughout supply chains and across industries.
She previously held the position of Director of Audit Operations at the Responsible Business Alliance, where she oversaw the operational and quality management of social and supply chain audit programmes, including the Responsible Minerals Assurance Process. Hillary has also advised Fortune 500 companies on corporate social responsibility strategies and worked at a number of international human rights organisations.
She holds a law degree with a certificate in international human rights from the University of San Francisco School of Law, and a Bachelor of Arts in Philosophy and Italian Studies from Tufts University.
Hillary is based in Stamford, CT, USA.
Greg Radford, Director of Mining
Greg leads the Copper Mark’s mining workstream, including the organisation’s partnership in the Consolidated Mining Standard Initiative.
He has over three decades of experience, including management and leadership experience spanning the private, public, and NGO sectors.
Previously, Greg was Director of the Intergovernmental Forum of Mining, Minerals, Metals and Sustainable Development and a Board Member of the Global Battery Alliance. He also served as Director of the ESG Department at the International Finance Corporation and President of the International Association of Impact Assessment.
Greg holds a Master of Science in Environmental Management from the University of Stirling.
Greg is based in Ottawa, Canada.
Mike Smith, Director of Value Chain
Mike leads the Copper Mark’s Value Chain workstream, leading engagements with manufacturers, OEMs, and other actors to promote responsible production and sourcing in the midstream and downstream.
He has extensive experience working with companies, stakeholders, and associations across the international metals value chain, as well as on a range of standards, regulations, and policy issues.
Mike has served as Vice President at the International Wrought Copper Council and co-founded the Back British Metals Initiative. He has also led government affairs and political engagement for a number of leading international and national NGOs and has served as a political aide in the UK Parliament.
Mike holds degrees from the London School of Economics (LSE) and Birkbeck, University of London.
Mike is based in London, UK.
Megan Leahy-Wright, Standards Lead
Megan leads the Copper Mark’s work on standard development, working across the Copper Mark’s suite of standards.
Megan is a sustainability and responsible sourcing specialist with expertise in the design, development, implementation, and assurance of responsible mining and sourcing standards, with a strong focus on human rights, environmental due diligence, and third-party certification systems.
Megan has previously held roles of Technical Director of Responsible Sourcing – Minerals and Metals at SLR Consulting and Head of Responsible Sourcing Advisory at RCS Global, where she worked on responsible production and sourcing strategies for global companies in the energy transition and critical minerals value chains.
Megan holds a Master of Science in Political Science from the University of North Carolina at Chapel Hill.
Megan is based in Berlin, Germany.
Mayra Diaz del Olmo Oliveira, Assessor and Responsible Supply Chains Programme Manager
Mayra manages the Copper Mark’s engagements with third-party assessors, including approval, training, and ongoing monitoring. She also develops, maintains and manages the implementation of the responsible supply chain standards, assurance and services of our assurance framework.
Mayra has over a decade of experience working in various sustainability roles within the mining and metals sector, including mining consultancy, social-environmental compliance, and management of industry standards.
Prior to joining the Copper Mark, Mayra was the Sustainability Standards Manager at the International Tin Association. She has also held on-the-ground roles in Peru focused on ensuring social-environmental compliance and promoting responsible practices.
She holds a Master of Science in Mining and Minerals Engineering from the Camborne School of Mines at the University of Exeter, a Master of Science in Environment and Development from the University of Leeds, and a Bachelor of Science in Environmental Engineering from Universidad Científica del Sur.
Mayra is based in West Yorkshire, UK.
Stephanie Do Canto e Castro, Programme Manager, Organisational Transition
Stephanie is managing the Copper Mark’s organisational evolution, including business operations, administration, and governance.
She is a senior business operations and transformation specialist with over fourteen years of experience driving strategic execution, governance design and organisational transition across complex, multi-stakeholder environments. This includes leading cross-functional change initiatives, implementing governance models in sustainability-focused and compliance-driven organisations.
She holds a Bachelor of Arts in Business Management and Business Communications, as well as a Bachelor of Arts in Business Communications from Monash University.
Stephanie is based in Kent, UK.
Caroline MacIsaac, CMSI Programme Manager
Caroline manages the CMSI work programme including process governance, stakeholder engagement, delivery of key outputs, and support for the Copper Mark transition.
Her experience includes advisory, research, policy development, and project management, focused on generating long-term social and economic benefits for communities and host countries.
Previously, Caroline was Programme Manager at Mining Shared Value where she led efforts to improve local procurement transparency in the mining sector, support governments and industry to adopt stronger policies and standards, and measurement of local procurement and human rights due diligence in supply chains.
She holds a Master of Science in Environment and Development from the London School of Economics.
Caroline is based in London, UK.
Emöke Muzs, Assurance Programme Manager
Emöke manages the implementation of the Copper Mark’s Assurance Process at sites around the globe.
She has experience in sustainability, supply chain management, implementing impactful corporate social responsibility strategies and fostering sustainable practices.
She previously worked with Intertek Holding Deutschland GmbH, where she implemented global corporate social responsibility initiatives and was responsible for the EDGE certification scheme management. Previously, she was Key Account Manager at Arche Advisors Inc. and Underwriter Laboratories Inc.
She holds a Bachelor of Arts in International Business Management from Reading University.
Emöke is based in Leipzig, Germany.
Cristina M. Villegas, Programme Manager, Value Chain Platform
Cristina leads the development and delivery of the Copper Mark’s Responsible Metals Value Chain Platform.
She is an accomplished professional specialising in responsible mineral supply chains. Her work and commentary have been featured in The Financial Times, The Wall Street Journal, Forbes, and in 2024 she was selected as one of the 100 Most Inspiring Women in Mining by Women in Mining UK.
Prior to joining the Copper Mark, Cristina led Nature’s Wealth LLC. For more than a decade, she led responsible mining and sustainability advisory programs for major organisations.
Cristina has a Master of Science from the London School of Economics and a double Bachelor of Arts from the University of California at San Diego.
Cristina divides her time across the Americas (Eastern Time Zone).
David Perri, Communications Manager
David is responsible for the Copper Mark's communications planning and execution to enhance the organisation's influence and reach.
He has more than 15 years of experience in communications, content creation, and journalism, with a focus on the minerals and metals sector.
He previously led communications for the Intergovernmental Forum of Mining, Minerals, Metals and Sustainable Development, supported the International Institute for Sustainable Development’s programme on standards and value chains, and worked as a journalist reporting and editing global mining news.
He holds a Bachelor of Arts degree from York University and completed post-graduate programmes in journalism and strategic public relations.
David is based in Toronto, Canada.
Kaziwa Baqi, CMSI Project Coordinator
Kaziwa supports the Consolidated Mining Standard Initiative partnership project, including coordination, administration, outreach, and deliverables.
She has a background in operations and public relations. Most recently, Kaziwa delivered employability and sustainability programmes to university students, supporting positive social and environmental outcomes.
She holds a Master of Science in Innovation Management and Entrepreneurship from the University of Manchester.
Kaziwa is based in Manchester, UK.
Emily Falconer, Assurance Programme Coordinator
Emily supports the implementation of the Copper Mark’s Assurance Process at sites around the globe.
She brings an analytical mindset and desire to drive positive change to the organisation. Emily joined the Copper Mark initially as Outreach & Research Intern, then served as Project Coordinator, before taking her current position as Assurance Programme Coordinator.
She holds a Master of Science in Earth Sciences from the University of Oxford.
Emily is based in Manchester, UK.