Directors

Leon Teicher, Chairman³
Mr. Teicher was formerly President and Chief Executive Officer of Cerrejón Coal Ltd., Colombia’s largest private coal producer and exporter and one of the largest integrated mining companies in the world, with mine-railway-port and marketing operations. Throughout his career, Mr. Teicher has held leadership roles in both the mining and high-tech industries, including as Vice-President, Marketing and Sales, and later member of the board, of Carbocol S.A. (a state-owned Colombian coal company), and general manager of various regional and country operations for Unisys Corporation (a global information technology company). He founded and was Chief Executive Officer of Xeon Technology Corp., a software business development company. Currently a member of the Board of Governors of Universidad de los Andes in Bogotá, Mr. Teicher is also a member of the boards of directors of Fedesarrollo, Colombia’s leading economic think-tank, Cementos Argos (Medellín, Colombia), the fourth largest cement producer in Latin America and fourth largest in the United States and Foundation Ideas for Peace, a non-partisan foundation of the private sector in Colombia. Mr. Teicher holds an MBA from Stanford University and a Bachelor’s Degree in Industrial Economics from Universidad de los Andes. Among other distinctions, he has been a Fulbright Scholar (1976-1978) and has received various recognition awards from the Colombian government.

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Dr. Kenneth Thomas, P.Eng; Lead Director^2,4
Dr. Thomas was Senior Vice-President, Projects at Kinross Gold Corporation. Prior to Kinross, Dr. Thomas was Global Managing Director and a Board Director at Hatch, a multinational engineering company that provides process design, business strategies, technologies, and project and construction management to the metals, infrastructure and energy market sectors. From 2003 to 2005, he was Chief Operating Officer at Crystallex International and, earlier in his career, spent 14 years at Barrick Gold Corporation, including as Senior Vice-President, Technical Services. Dr. Thomas earned his Ph.D. from Delft University of Technology in The Netherlands, with a focus on technical services and project execution. He is a member of the Professional Engineers of Ontario and is a past President and a Fellow of The Canadian Institute of Mining, Metallurgy & Petroleum (CIM). In 2001, the Institute awarded Dr. Thomas the Selwyn G. Blaylock Medal for advancement in international mine design. Dr. Thomas also sits on the board of directors of Cardinal Resources Limited and DRA Global.

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Ari Sussman, Chief Executive Officer³
Ari Sussman has over 20 years of experience in both the natural resources and investment markets sectors. Having dedicated the majority of his career to the natural resources industry, Mr. Sussman has been instrumental in sourcing, funding and developing high-quality and high-grade mineral assets. During his career, Mr. Sussman has built a strong network of business contacts throughout Latin America, and in the past decade has raised over $1 billion for various resource companies.

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Martín Carrizosa³
Mr. Carrizosa, a Colombian-based lawyer, is a founding partner at Philippi Prietocarrizosa Ferrero DU & Uría, one of the largest law firms in Colombia, where he focuses on competition and antitrust law, cross-border transactions and international investments. Appointed by the Government of Colombia, Mr Carrizosa acts as one of four Colombian arbitrators qualified to represent the country before the World Bank’s Centre for Settlement of Investment Disputes (ICSID) and is currently an Academic Visitor at St. Anthony’s College, Oxford University, UK. He has been an Economic and International Affairs Advisor to the President of Colombia, Chief of Staff of the Organization of American States (OAS) in Washington, D.C., Chairman, Legal Advisor and a board member of AMCHAM Colombia (American Chamber of Commerce) and a board member of the World Law Group. Mr. Carrizosa is currently a director of Scotiabank Colpatria and LarraínVial Colombia, as well as Universidad de los Andes. Mr. Carrizosa holds a post-graduate degree in Commercial Law from Universidad de los Andes.

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Stephen Gottesfeld, Newmont Nominee¹
Mr. Gottesfeld joined Newmont in 1997 and assumed the role of Executive Vice President and Chief Sustainability & External Affairs Officer in June 2019. Prior to this role, he served as Executive Vice President and General Counsel, leading Newmont’s Legal, Land and Ethics and Compliance functions. He served as Vice President of Communications and Public Affairs from 2006 to 2010. From 2004 to 2006, he was Newmont’s Associate General Counsel responsible for its Latin America, Africa and Central Asia legal offices. From 2002 to 2004, he was Newmont’s Associate General Counsel and General Manager of Newmont Peru S.R.L. in Lima, Peru. Prior to joining Newmont in 1997 as Senior Counsel, Steve was an Associate at Holland & Hart LLP. He earned a Law degree and a Master’s degree in International Affairs from the University of Denver in 1993 and received a Bachelor of Arts degree in Economics from The Colorado College in 1989.

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Dr. Claudia Jiménez, PhD^2,3
Dr. Jiménez is a Colombia-based lawyer with extensive experience in economics and mining in Colombia and internationally. She is currently CEO of Jiménez & Asociados S.A.S., a private company based in Medellín, Colombia specializing in fiscal, financial and economic advisory services. Formerly, Dr. Jiménez was the Executive Director of the Association for the Large-Scale Mining Sector (now the Mining Colombian Association). Dr. Jiménez’s experience also includes serving as the Minister-Counselor of the President of Colombia between 2009 and 2010, the Director of the Colombian Presidential Program for the Reform of the Public Administration at the National Planning Department between 2002 and 2005, and the Ambassador of Colombia in Switzerland and Liechtenstein between 2006 and 2009. Dr. Jiménez graduated with a degree in Law and Political Science from the Universidad Pontificia Bolivariana in Medellín, Colombia, and later pursued a Doctorate of Law at the Université of Paris II (Panthéon-Assas) in France. Dr. Jimenez is a member of the board of directors of Empresas Públicas de Medellín (EPM) and PharmaCielo Colombia Holdings S.A.S.

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Paul J. Murphy, B. Comm, CA^1,2
Mr. Murphy has over 40 years of financial experience and has worked almost exclusively in the resource industries for the past 30 years. He gained significant industry experience as a Partner in PricewaterhouseCoopers LLP (1981-2010) and was the National Mining Leader in Canada. He has been a leader in industry-specific areas of financial reporting and controls, governance, operational effectiveness, SEC reporting issues, financing, valuation and taxation. He has worked with an extensive number of foreign companies seeking listings in Toronto to raise financing for foreign operations. Mr. Murphy was formerly Executive Vice President of Finance and Chief Financial Officer of Guyana Goldfields Inc., and Chief Financial Officer of GPM Metals Inc. Mr. Murphy is the Chairman of Alamos Gold, Inc. and a member of the board of directors of Generation Mining Limited.

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Christopher Sattler, MBA^1,2,4
Mr. Sattler, an experienced mining executive based in Toronto, is the former Chief Executive Officer and a Director of Uranium One Inc., one of the world’s largest uranium producers, and was directly responsible for leading the sale of Uranium One to ARMZ Uranium Holding Inc. in 2013 for US$1.3 billion. Joining Uranium One in 2006, he held a number of positions of increasing responsibility, including Executive Vice-President, Corporate Development and Investor Relations. Mr. Sattler began his career as a member of the Mining, Investment and Corporate Banking Group at BMO Nesbitt Burns in Toronto, where for five years he provided corporate finance and M&A advisory services to clients in the mining sector in Canada and internationally. He holds a B.Sc. in Mining Engineering from Queen’s University in Kingston, Ontario and an MBA from London Business School.

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¹Member of the Audit Committee

²Member of the Corporate Governance, Nominating and Human Resources Committee

³Member of the Community and Government Relations Committee

⁴Member of the Technical Committee