Sir Samuel Jonah

Non-Executive Chairman, Director

Sir Samuel Jonah earned an Associateship in Mining Engineering at the Camborne School of Mines, Cornwall, England, and subsequently a M.Sc in Mine Management at the Imperial College of Science and Technology, London. Jonah’s has an honorary Doctor of Science (D.Sc.) degree awarded jointly by the Camborne School of Mines and the University of Exeter (UK) in 1996. He joined Ashanti Goldfields Corporation in 1979, working in various capacities, including underground operations. At the age of 36 he became the Chief Executive Officer (CEO), and supervised the transformation of Ashanti Goldfields into a mining multinational, increased gold production from 240,000 ounces per annum to over 1.6 million ounces in over ten years, and oversaw the company’s listing as the first operating African company on the New York Stock Exchange. He became Executive President of Anglo Ashanti Ltd (world second largest gold producer at the time) in May 2004 when Ashanti merged with AngloGold Limited.

In June 2003, Sir Jonah became the first Ghanaian to be knighted in the 21st century when he was presented with an honorary knighthood by the Prince of Wales, in recognition of his achievements as an African businessman, a leading business executive from the Commonwealth, and an international public figure. In his long career Sir Jonah has successfully served on many boards, including the board of Vodaphone UK and the advisory board of Bank of America. Sir Jonah is the Chairman of Helios Towers that IPO in October 2019 for $1.8B.

Nana Bompeh Sangmuah

President and Chief Executive Officer

Mr. Sangmuah has over 20 years of international mining experience and provides Roscan with strong leadership skills and an extensive knowledge of the mining exploration industry and Capital Markets. Most recently, Nana Bompeh Sangmuah was Managing Director, Equity Research - Metals and Mining for Clarus Securities Inc. During Mr. Sangmuah tenure’s at Clarus, he successfully:

Transitioned Clarus to become of one the leading financial mining institutions;
Attracted institutional capital funds into a number of West African Mining Companies including Endeavour Mining, SEMAFO, Asanko, Cardinal Resources, Perseus Mining, Golden Star Resources, amongst others; and,
Grew the mining capital markets profile and increased overall share trading volume at Clarus.

Prior to Clarus, he held other global equity research roles with Haywood Securities Inc. and Stifel Financial Corp U.S.A. Mr. Sangmuah holds a BSc Hon’s degree in Mining Engineering from Kwame Nkrumah University of Science and Technology, Ghana, and an MBA from University of Toronto - Rotman School of Management.

Greg Isenor

Executive Vice-Chairman

Mr. Isenor holds a B.Sc. Geology, (1970) from Acadia University and is a member of the Association of Professional Geologists of Nova Scotia. Since 1970, Mr. Isenor’s career path has been augmented by working for various companies on exploration projects in the energy and mineral resource industries.

Recently, Mr. Isenor was President, CEO and Director (2005 to 2017) of Merrex Gold Inc., up until Merrex was taken over by Iamgold Corporation. During that time, Merrex discovered two significant gold deposits in Mali (West Africa): the Siribaya deposit; and, with joint venture partner Iamgold, the Diakha deposit. To date, these two deposits are estimated to represent a combined resource approaching approximately two million ounces of gold.

Previously, Mr. Isenor was the President, CEO and Director (2003 to 2005) of Jilbey Gold Exploration Ltd., until Jilbey was acquired by High River Gold Mines Limited. During Mr. Isenor’s time with Jilbey, Mr. Isenor led the team that identified the Bissa gold deposit in Burkina Faso (West Africa), which was placed into production by Nord Gold SE and has a reported resource exceeding 5 million ounces of gold. In addition, from 1979 - 2003, Mr. Isenor worked as an independent consulting geologist on mineral exploration projects in Canada, the United States, Australia, New Zealand, Asia and Africa. As well, Mr. Isenor founded Jubilee Minerals Inc, to develop the Jubilee zinc deposit; and, Glencoe Resources Inc. to develop the Glencoe limestone deposit. Both of these deposits are located in Nova Scotia, Canada.

Andrew J. Ramcharan

Executive Vice President - Corporate Development and Investor Relations

Dr. Ramcharan has over 20 years’ experience in the mining industry and international experience involving over 300 mining project evaluations, exploration, and corporate development/investor relations. Most recently, Dr. Ramcharan was Managing Director at Sprott Resource, and Manager-Corporate Development at IAMGOLD Corporation. Dr. Ramcharan led the team that made a major discovery of over one (1) million ounces of NI 43-101 Compliant gold in Panama in 2013.

He lectured at University of Toronto in Mineral Resource and Mineral Reserve Estimation, MIN301. Dr. Ramcharan is a graduate of the Colorado School of Mines, the University of Leoben and completed Harvard University’s Continuing Education Program. Dr. Ramcharan is a P.Eng in Ontario, a Registered Member of The Society for Mining, Metallurgy and Exploration (SME), a Fellow of The Australasian Institute of Mining and Metallurgy (AusIMM) and The South African Institute of Mining and Metallurgy (SAIMM).

Chris Irwin

Corporate Secretary

Mr. Irwin practices securities and corporate/commercial law and has been the President of Irwin Professional Corporation since August, 2006. He advises a number of public companies on a variety of issues including continuous disclosure and regulatory issues; reverse-takeover transactions, initial public offerings and takeover bids. Mr. Irwin also advises boards of directors, including independent committees. Mr. Irwin is a director and/or officer of several public companies including: Seafield Resources Ltd.; Laramide Resources Ltd.; Canada Lithium Corp.; Trelawney Mining and Exploration Inc. and Ursa Major Minerals Incorporated. Mr. Irwin has served as a member of the independent committees for both Trelawney Mining and Exploration Inc. and Seafield Resources Ltd.

Technical Advisors/Consultants

​David Reading, MSc

Technical Advisor

Mr. Reading has significant expertise in the global gold mining industry with over 40 years’ experience across the fields of exploration, feasibility, project development and mining. He is the former CEO of European Goldfields and Aureus Mining and the former General Manager of African exploration for Randgold Resources. In addition, he was Special advisor to Continental Gold until the recent sale to Zijin Mining for $1.4B and has consulted to various Toronto and London based Mining Groups with assets in the Americas and Africa. Mr. Reading has an MSc in Economic Geology and is a fellow of Institute of Materials, Metals and Mining (IOM3) and the Society of Economic Geologists (SEG).

Touba Mining SARL

Touba Mining SARL is a Malian company which provides exploration services, including personnel and equipment, to Roscan. G.P. Isenor and Jean-Marc Gagnon have been working with Touba for over 12 years. Touba is Roscan’s local strategic partner in Mali and has excellent relations with Malian Authorities.

Christian Bantsimba

Consulting Geologist

  • Consulting Geologist with over 18 years of gold exploration experience in West Africa.
  • Has held positions from project geologist, Sr. geologist, project manager, to country exploration manager.
  • Former geologist for Iamgold (Diakha deposit discovery (2014) and Boto deposit discovery (2012)).
  • Holds a M.Sc. from Queen’s University and has completed his Doctoral degree in Applied Geology (internships at IRD).