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Executive Committee

Dr. Rokhaya Samba Diene

Dr. Rokhaya Samba Diene, Chair - Senegal

Dr. Rokhaya Samba Diene is a geological engineer by training from the Institute of Earth Sciences. She holds PhD in Applied Geology from the University Cheikh Anta Diop, Dakar, Senegal (UCAD). She specialized in Mining Public Administration (CESAM) from the Ecole Nationale Supérieure des Mines de Paris and is a holder of an  Executive MBA in Advanced Finance and Management from the Polytechnic University of West Africa (UPOA) in Dakar.

She successfully completed the training on Mineral Resources Regulation and Management at Curtin University, Western Australia, and the "Mining Policy and Trade Negotiations" course from the African Institute for Economic Development and Planning (IDEP) in 2012.

Previous to her current position as Director of Mining Prospection and Promotion since 2015, she was Head of the Documentation Centre and Mining Cadastre of the Directorate of Mines and Geology (DMG), Head of the Mines and Quarries Division, Head of the Regional Department of Mines and Geology in Dakar. Dr Diène coordinated the Africa-Europe Georesources Observation Project (AEGOS), the Institutional Diagnostic Program of the Ministry of Mines as well as the Diagnosis of the Legal and Tax Framework of the Mining Sector.

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Ayasgalan Molor, Mongolia

Ayasgalan Molor is Head of the Finance Division, Ministry of Mining and Heavy Industry of Mongolia. She is responsible for sectoral budgetary affairs, investment and external projects, and revenue projections. Prior to this position, she spent over a decade at the Ministry of Finance, working in different sectors, including development projects.
Ayasgalan has a master's degree in international economics from the University of Manchester.

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Carmen Hagenaars, the Netherlands

Carmen Hagenaars has served as Deputy Director Inclusive Green Growth in the Netherlands' Ministry of Foreign affairs since November 2017. In this position, she focuses, in particular, on inclusive and sustainable use of energy and natural resources. In addition to her 18-year diplomatic career in various positions at the Ministry of Foreign Affairs, she worked in Brussels at the EU Permanent Representation as head of Development Cooperation and International Trade. Before that, she was seconded as a political advisor to the EU Special Representative for the Sahel and also worked at the Netherlands Embassy in Dakar. In The Hague, she fulfilled several functions, including in the Africa and Multilateral departments.

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Dione Macedo, Brazil

Dione has vast experience in the geoscience, social and environmental fields, particularly in research, mapping and prospecting for gold and in artisanal and small-scale mining in Brazil. She joined the Department of Geology, Mining and Mineral Processing of the Ministry of Mines and Energy in 2007, and is currently General Coordinator and Substitute Director of Sustainable Development in Mining. She has been engaged in various aspects of mining, such as policy formulation, performing technical tasks and cooperating with foreign agencies on mining-related issues. She also participates in some teaching activities on sustainable development and mining and has carried out studies on certification schemes in mining. She holds positions in various social and environmental sustainability forums, including the National Council of Environment (CONAMA).

Dione Macedo holds a bachelor's degree in geology, a master's degree in mining and territorial ordering, and a doctorate in strategies for mining sustainability from the Federal University of Rio Grande do Sul.

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Maureen Coulas, Canada

Maureen Coulas is the Deputy Director in the International Affairs and Trade Division of the Lands and Minerals Sector at Natural Resources Canada. She manages a team responsible for natural resource governance and engagement, promoting responsible business practices and bilateral relations on mining sector issues with countries in Africa and the Americas. Prior to joining the public sector in 1999, Maureen worked for several years as a marketing manager for Noranda Inc. (now part of Glencore), a global natural resources company, where she managed the raw materials requirements of the company’s five Canadian- and South American-based copper metallurgical facilities. Maureen has a business degree from Concordia University in Montreal.

Vincent Kedi, Uganda

Vincent Kedi is a Principal Engineer (Mining) at the Ministry of Energy and Mineral Development of Uganda. He is a Master of Engineering Science graduate in Geotechnical Engineering and Engineering Geology from the University of New South Wales, Sydney – Australia and has served in Uganda’s Energy and Mineral Sector as a geologist, geotechnical engineer as well as an Engineering Geologist. Presently, Vincent is involved in Licensing and Administration of Uganda’s Mining Sector. He is also the Program Manager for the implementation of the Sukulu Phosphate and Steel Mining Project in Eastern Uganda and the Country Focal Point for Development Minerals. He previously worked in Rio-Tinto’s Northparkes Mine as a Graduate Geotechnical Engineer and holds other qualifications in Mineral Policy, Law and Taxation.