Mark Brennan

Chief Executive Officer & Co-Chairman 

Mr. Brennan is currently Executive Chairman of Ascendant Resources Inc. Prior to co-founding Ascendant, he was the President and Chief Executive Officer of Sierra Metals Inc., a multi-mine polymetallic producer, from April 2015 to March 2017. He was the President and Chief Executive Officer of Largo Resources Ltd., a greenfield to production mining company, from March 2005 to March 2015. He was the co-founder of Brasoil do Brasil Exploracao Petrolifera S.A., a private oil and gas producing exploration Corporation in Brazil. In addition, he has been President of Linear Capital Corporation, a private merchant bank, since February 1998. He is a Founder and a director of James Bay Resources Limited since November 2007.

Cliff Hale-Sanders, MBA, CFA


Mr. Hale-Sanders is one of the founding partners in the formation of Ascendant Resources Inc.  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.

Rohan Hazelton, CPA, CA

Chief Financial Officer

Mr. Hazelton is a Chartered Professional Accountant (CPA, CA) with more than 25 years of international finance experience, 20 of those years dedicated to the mining industry.  Mr. Hazelton is currently the Chief Financial Officer for Cerrado Gold, a Gold company dedicated to developing the Monte do Carmo project and Minera don Nicolas mine.  Mr. Hazelton is currently the Chief Financial Officer for Ascendant Resources, an exploration company developing the highly prospective Lagoa Salgada VMS project.   As one of the early employees of Wheaton River/Goldcorp from 2002, he ascended into various senior management positions in the company through to 2015, including Vice President of Finance and CFO of its Mexican Operations, to Vice President of Strategy, where he would lead medium- and long-term strategic planning with the senior leadership team, performing twenty M&A transactions grossing over $20 billion.  He is a graduate of Harvard University in applied mathematics and economics, and is active in the community as Treasurer of the Harvard Club of Toronto and Co-founder and Director of Young Mining Professionals.  

Kurt Menchen

Chief Operating Officer & 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.

Robert Campbell

Vice President of Exploration & Director

Mr. Campbell is an exploration geologist with over 42 years experience in mining and exploration industry through Canada, United States and Latin America. He has worked for a number of major mining companies, most notably Noranda and Lac Minerals and is currently the Vice President of Exploration for Ascendant Resources. Mr. Campbell most recently worked with Largo Resources from its inception in November 2003 to November 2018 as Vice President of Exploration. He has also held other senior management positions such as Vice President of Exploration for Apogee Minerals Ltd.

Casper Groenwald

Vice President of Technical Services

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.

Maria Virgina Anzola

General Counsel and Corporate Secretary

Ms. Anzola has over 20 years of experience advising companies in the extraction industry. In her role as General Counsel, Ms. Anzola provides leadership and direction on all legal matters involving Ascendant and its operations. As Corporate Secretary, she is responsible for all matters relating to the Board of Directors, its committees, and the overall implementation of corporate governance best practices. Prior to joining Ascendant in 2017, Ms. Anzola served as Assistant General Counsel for Primero Mining Corp, and prior to that she served as Senior Counsel for Hudbay Minerals Inc. In addition, Ms. Anzola served as Consultant to the Tax Group of Borden Ladner Gervais LLP for over two years. Prior to moving to Canada, Ms. Anzola spent 11 years in private practice in her home country of Venezuela, mostly advising international companies engaged in the oil and gas business. Ms. Anzola has been called to the BAR in Ontario and Venezuela and has an LL.M from the University of Michigan, Ann Arbor and from Osgoode Hall Law School.







110 Yonge St., Suite 501

Toronto ON, M5C 1T4

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