Meet the Team
Get in touch with the Copper Mark team:

Michèle Brülhart – Executive Director
With over 10 years of experience working on the design, implementation and independent assessment of sustainability standards, Michèle has evaluated and assisted companies at every level of the supply chain—from raw material to end product—and across multiple materials. She was previously the Director of Innovations at the Responsible Minerals Initiative (RMI) and served as the Head of Auditing at RCS Global for several years. 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 Geneva, Switzerland.
Email: michele.brulhart@coppermark.org

Hillary Amster – Director of Assurance and Impact
Hillary has both strategic and operational experience in the field of corporate social responsibility throughout supply chains and across industries. Most recently, she held the position of Director of Audit Operations at the Responsible Business Alliance (RBA), where she oversaw the operational and quality management of RBA’s social and supply chain audit programs, including the Responsible Minerals Assurance Process. Previously, she consulted Fortune 500 companies, advising them on the development and implementation of corporate social responsibility strategies. Hillary formerly worked at a number of international human rights organizations across the globe. She holds a law degree with a certificate in international human rights from the University of San Francisco School of Law, and a Bachelor’s in Philosophy and Italian Studies from Tufts University.
Hillary is based in Mexico City, Mexico.
Email: hillary.amster@coppermark.org