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Mark Brennan

Chief Executive Officer & Co-Chairman 

Mark Brennan is Cerrado Gold’s CEO and Co-Chairman. He is a Founding Partner and Executive Chairman of Ascendant Resources Inc. and Executive Chairman of Voyager Metals, and has more than 30 years of financial and operating experience in the Americas and Europe. Mr. Brennan most recently served as president and CEO of Sierra Metals Inc., a major zinc-lead-silver-copper mining company with operations in Peru and Mexico. Prior to that, he was the president and CEO of Largo Resources Ltd., and a founder of several resource companies, including Desert Sun Mining, Brasoil Corp., Morumbi Oil and Gas, and Admiral Bay Resources.


Cliff Hale-Sanders, MBA, CFA


Mr. Hale-Sanders is Cerrado Gold's President.  Prior to this Mr. Hale-Sanders’  had a career that spanned over 20 years in the capital markets industry working as a leading base metals and bulk commodities research analyst in Canada working at RBC Capital Markets, TD Securities, CIBC World Markets and Cormark Securities. During this period, Mr. Hale-Sanders visited and reviewed numerous mining operations and corporate entities around the world. Mr. Hale-Sanders holds a B.Sc. in Geology and Chemistry, an MBA from McMaster University and is a CFA Charterholder.


Jason Brooks, CPA, CA

Chief Financial Officer

Mr. Brooks is a Chartered Professional Accountant with over 18 years of experience in finance and accounting at international mining companies. Prior to joining Cerrado Gold, he was Vice President, Finance of Caldas Gold until it was acquired by Aris Gold. Prior to his time at Caldas, Mr. Brooks served in progressively senior roles at several international mining companies including Golden Star Resources, New Gold and Barrick Gold.


Casper Groenewald

Chief Operating Officer

Mr. Groenewald is a qualified metallurgist and has over 20 years of mineral processing experience in Africa and the Americas. He was the Senior Vice-President of DRA America and former Technical Director for Largo Resources where he led the commissioning and optimization of its Vanadium processing facility in Brazil. He is the former Operations director at Minopex, where he managed the operation of five diamond mines, and has also worked for Vantech (Xstrata’s Vanadium division), Highveld Steel and Vanadium Corporation.

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Sergio Gelcich , PHD.

Vice President, Exploration

Dr. Sergio Gelcich is an exploration geologist with over 20 years experience in geological sciences with emphasis in the mining and exploration industries through Canada, United States, the Caribbean and Latin America. He most recently served as Director Exploration for Hudbay Minerals where he led the corporate geology/exploration team, contributing with green to brown field exploration and also with the geological understanding of Hudbay’s operations. Prior, Sergio was the Regional (Americas) Exploration Manager for GlobeStar Mining. Sergio’s field experience includes almost every country in the Americas, encompassing precious and base metals, and a broad range of geological environments. Sergio has an Honours Bachelor of Science in Geology and a Master of Science in Geology from the Universidad de Chile, and a PhD in Geology from the University of Toronto.


Kurt Menchen

President & Country Manager, Brazil & Director

Mr. Menchen was formerly the President of Operations, Brazil, of Largo Resources Ltd, and has over 42 years of experience operating and managing mining projects, including over 20 years as General Manager at the Jacobina Gold project in Bahia State, Brazil. His prior experience also includes Anglo American's Vaal Reefs underground gold mine in South Africa and De Beers Diamonds in Angola. Mr. Menchen holds a degree in mining engineering from the Federal University of Rio Grande do Sul, Brazil.


Carl Calandra, LL.B., MBA

Vice President, General Counsel & Corporate Secretary 

Mr. Calandra is a legal executive with more than 15 years of advisory, transactional and public company experience. Prior to joining Cerrado, Mr. Calandra was Vice President and General Counsel of Dundee Corporation, a Canadian investment company focused on mining, and was an associate at a top-tier Canadian national law firm.  Carl holds a Bachelor of Laws from the University of Western Ontario and a Master of Business Administration from the Ivey Business School.  Carl has been a member of the Law Society of Ontario since 2006. 

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Veronica Nohara

President & Country Manager, Argentina

Mrs. Veronica Nohara is an international business professional with more than 20 years experience in executive positions across various industries. Prior to joining Cerrado Veronica was Chief Executive Officer for Minera Don Nicolas and was instrumental in the successful start-up and operation of the gold facility. Veronica has a long history managing and directing businesses in different industries in Argentina, Uruguay, Brazil, Chile, Paraguay and Japan. Veronica has served on different chambers such as ABC (Argentine Beef Consortium), AFARTE, CAEM and is Honorary Director of Women in Mining. She is currently the President of the Chamber of Mining for the Province of Santa Cruz).Veronica holds a Bachelors Degree in international trade from Universidad Argentina de la Empresa, a Posgrade in International Business and a Master of Business Administration  from University Torcuato Di Tella.

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Clinton Swemmer

Vice President, Technical Services 

Mr. Swemmer is a senior project delivery professional whose career spans over 20 years working on
various development stage projects. Prior to joining Cerrado, Mr. Swemmer held the position of Vice
President of Project Delivery for Treasury Metals a mining company where he managed the Study and Trade-Offs to maximize NPV and meet the technical requirements of the Environmental and Permit process. In addition, as Vice President of Project Delivery, North America for Ausenco, an EPC/M company focused on the metals and mining industry he managed the teams responsible for the EPC Awards of the Magino Gold Mine, Las Chispas Mine and Blackwater Gold Mine.While at Ausenco, Mr. Swemmer was also accountable for reviewing all Pre-Feasibility Studies (PFS) and Feasibility Studies (FS) execution strategies and layouts such as Marathon Gold Mine and Springpole Gold Project. 


David Ball

Vice President, Business Development

Mr. Ball was most recently Chief Financial Officer of Santiago Metals Limitada, a private Chilean based copper producer and portfolio company of US Private Equity group, Denham Capital.  Prior to his current role he held several positions at Macquarie Capital, an Australian Investment Bank During his career in the metals and mining sector, Mr. Ball has been actively involved in M&A, corporate advisory and fund raising of both equity and debt Mr. Ball brings mining focused operational and capital markets experience from Australia, South East Asia and North South America Mr. Ball holds a Bachelor of Commerce with Distinction (Curtin University) and a Masters of Finance (INSEAD).

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