Board of Directors

Darrell Rader

President, CEO & Director

Mr. Rader, BBA, is responsible for the company's corporate development, marketing and financing.  Having directly raised over $100 million for mineral exploration and development, Mr. Rader has significant contacts with institutional investors and bankers.  Mr. Rader is the founder of Defiance Silver Corp., an advanced Mexican silver explorer.  He previously served as the Manager of Corporate Development for an international drilling company overseeing its growth from three drill rigs to over eighty in its fleet, and IMPACT Silver Corp that was transformed from a grass roots silver explorer into a profitable silver miner.  Mr. Rader holds a Bachelor of Business Administration (Finance) from Simon Fraser University and a Diploma in Prospecting from BCIT.

Dr. Ruben Padilla


Dr. Padilla has over 35 years of mining and exploration experience and has been a key member of exploration teams credited with the discovery of over 47 million ounces of gold at the Colosa and Gramalote deposits in Colombia, and the Lynx deposit in the Windfall camp in Quebec.  Dr. Padilla was the first to propose the exploration concept that led to the discovery of the La Escondida East Cu-Mo-Au deposit in Chile.  Dr. Padilla is currently President and CEO of Sable Resources Ltd. and a board member of Minera Alamos Inc.  He spent seven years with Anglo Gold Ashanti as the Country Manager, Peru and Colombia and Chief Geologist for South America, 13 years with BHP as Senior Geologist in Mexico, Chile and Peru, and 2 years as assistant to the global VP of exploration based in San Francisco. At the beginning of his career, he worked for 3 years as mine geologist in the Santa Eulalia district in Chihuahua, and 3 years as exploration geologist with Fresnillo in northern Mexico.  Dr. Padilla holds a geological engineering degree from the University of Chihuahua, Mexico, and Masters and PhD degrees from the University of Arizona.

David Medilek


Mr. Medilek is a mining professional with over 14 years of mine engineering, capital markets and M&A experience.  Mr. Medilek began his career as a mining engineer with Barrick Gold Corporation in Western Australia focusing on underground mines.  After his tenure at Barrick, he became a Mining Investment Banker with Cormark Securities Inc. and subsequently an Equity Research Analyst at Macquarie Group Limited.  Mr. Medilek is currently the President & COO at gold producer K92 Mining Inc, having previously served as Vice President Business Development and Investor Relations at gold producer K92 Mining Inc.  He is a Director of Northern Superior Resources.  Mr. Medilek holds a Bachelor of Applied Science with Distinction in Mining Engineering from the University of British Columbia, a Professional Engineer designation in the Province of British Columbia, and is a CFA® charterholder.

Lawrence W. Talbot


Mr. Talbot, LLB, is a mining lawyer with over 25 years experience representing a wide range of clients in the mining industry, from junior and mid-size explorers and producers to major mining companies. He has extensive experience acting for public natural resource companies and providing advice on all aspects of their businesses, including corporate finance, securities and regulatory matters, corporate governance and shareholder issues, and all aspects of corporate acquisitions, takeovers, divestitures and reorganizations.

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