Cupric Canyon Technical Advisory Committee



Dennis M. Bartlett

Dennis M. Bartlett

Founder and Non-Executive Director

Dennis Bartlett has over 40 years of experience in the mining industry. Much of his career was with Phelps Dodge Mining Company where he held various positions including General Manager of the Morenci mine in Arizona, President of Chino Mines Company in New Mexico, President of Climax Molybdenum Company, Senior Vice President in charge of all Phelps Dodge copper mining operations in the Americas and Senior Vice President of Development. Earlier in his career, Dennis was also the Technical Service Manager for the development, construction and start-up of the Candelaria mine in Chile.

Dennis was the founding Chief Executive Officer of Cupric. He holds a Bachelor of Science degree in Mining Engineering from the University of Arizona and an MBA degree from Western New Mexico University. He also sits on the board of PolyMet Mining Corporation.


David C. Naccarati

David C. Naccarati

Founder and Technical Advisor

Over the course of his 35-year career, David Naccarati has demonstrated outstanding leadership and management skills. He has directly operated five mines varying in size from a small gold mine with 200 employees to a world class copper mine with 2,500 employees. In the mines that he led, significant technical and operational transformations were implemented so that the operations could be successful. Dave has a proven track record of successfully implementing change. He is the former President of Phelps Dodge Mining Company, a wholly owned subsidiary of Phelps Dodge Corporation. In this capacity, he also served as a member of the Senior Management Team for Phelps Dodge.

David has a degree in Mining Engineering from the University of Arizona and a Masters of Industrial Science (MBA) degree from Sloan School of Management (MIT). He is currently a consultant to the mining industry and has taught a senior level class at the University of Arizona, College of Mines.


M. Stephen Enders

M. Stephen Enders

Founder and Technical Advisor

Steve Enders has over 41 years of diversified leadership and executive experience in mineral exploration, mine development and operations, project start-ups, and management. Steve has a wide range of experience and insight in geology and exploration, hydrogeology and water rights, and engineering and mine planning, as well as in mine permitting requirements, legal and environmental management, public relations and political management in the mining business. He was a member of Newmont’s Senior Leadership and Global Corporate Development Teams as Senior Vice President, World Wide Exploration. Prior to joining Newmont, he held the position of President for Phelps Dodge Exploration Corporation. Steve has a proven track record of leading successful greenfield and brownfield exploration programs and leading organizations with strategic thinking and excellent communication skills. He was appointed Interim Department Head for the Geology and Geological Department at the Colorado School of Mines in May 2016.

Steve holds a Bachelor of Science degree in Geological Engineering from the Colorado School of Mines, a Master of Science degree in Geological Engineering from the University of Arizona and a Ph.D. in Geosciences from the University of Arizona. He is a Past President of the Society of Economic Geologists. He currently serves on the Advisory Board of Eurasian Minerals headquartered in Vancouver, British Columbia, where he previously held roles as Executive Chairman, Director and COO.


William S. Brack

William S. Brack

Project Development Advisor

William Brack has over 40 years of engineering, operating, and construction experience in the mining industry, having retired as Vice President of Engineering for Freeport-McMoRan (previously Phelps Dodge Corporation). He has held various positions within Phelps Dodge including Vice President-New Mexico Operations, President-Chino Mines Company, Manager-Tyrone Operations, Mine Superintendent-Tyrone, Chief Engineer-Morenci Operations, and Chief Engineer-Ajo Operations. William has been responsible for mine, concentrator, SX/EW, and smelter operations, as well as for mine design and reserve reporting. His experience includes all phases of project assessment, development, and construction. He was responsible for management of major capital projects, resource development and energy services throughout Phelps Dodge Corporation worldwide.

William holds a Bachelor of Science degree in Mathematics from New Mexico State University and attended graduate school in Mathematics at Arizona State University. He is a graduate of the Wharton Executive Education Program at the University of Pennsylvania.


Carl Gagnier

Carl Gagnier

Project Development Advisor

Carl Gagnier is a Professional Engineer (BC) with over 30 years of experience in project analysis and design, mine operations management, government relations and mine construction both in North America and internationally. He is currently a principal of CGG Consulting, specializing in the evaluation of mining project acquisition opportunities, permitting and operational risk assessment. Carl previously held various executive and management level positions for the Latin American division of Placer Dome Inc., including responsibility for development projects in Venezuela and Costa Rica. While in Chile he was President of Compania Minera Zaldivar and General Manager of the La Coipa gold-silver mine. He was VP Operations and Executive Vice President of NovaGold Canada. Earlier in his career he was Process Superintendent (Equity Silver, Mount Milligan) and Metallurgical Engineer (Gibraltar Mines, Minera Real de Angeles).

Carl holds a Bachelor of Science degree in Metallurgical Engineering (First Class Honours) from Queen’s University and completed the Executive Development Program at Queen’s.


Lowell A. Shonk

Lowell A. Shonk

Founder and Technical Advisor

Lowell Shonk is an experienced financial executive with broad international mining industry and minerals manufacturing experience at operational, divisional and corporate levels. His 37 years of experience in the mining industry have been primarily focused on copper and molybdenum, but also include financial leadership positions in the gold, coal, iron ore, industrial minerals and lithium industries. Lowell’s experience includes a focus on business development and M&A. Key roles have included controllership/CFO positions at several large mines and divisions with Cyprus Amax (and predecessor companies), corporate assistant controller responsible for external reporting, and leadership in financial and operational analysis groups with Phelps Dodge/Freeport-McMoRan.

Lowell served as CFO at Cupric as the company was being formed and for the first several years, and he served as CEO for a year before moving to his current position. Lowell has an undergraduate degree in Economics from Indiana University, a Masters degree in Mineral Economics from Colorado School of Mines and an MBA degree from the University of Colorado (Denver) with a focus on finance and accounting. He also serves on the board of directors of Rare Element Resources Ltd. (REEMF).