Stephen Stewart, M.Sc., MBA

CEO and Director

Stephen is the CEO and Director of Orefinders Resources Inc. and PowerOre Inc., both TSX Venture listed companies, while also being a Director of Mistango River Resources, a CSE-listed company. He is also Managing Partner of Minvest Partners, a private group focused on natural resource discovery and development.

Stephen is the Founder and Chairman of the Young Mining Professionals Scholarship Fund, the largest mining-focused charitable organization and fund, which supports mining engineering and geology education in Canada.

Stephen holds a Bachelor of Arts from the University of Western Ontario, a Master of Business Administration from the University of Toronto’s Rotman School of Management and a Master of Science from the University of Florida.



Dr. Keith Benn

VP Exploration

Dr. Benn holds a PhD in structural geology as well as a post doctoral degree in the structure and tectonics of Precambrian greenstone belts. Most recently Keith was Director of Structural Geology for Goldcorp Inc., and he has extensive and relevant experience in the Abitibi region as well as in other Precambrian greenstone regions in CanadaAfrica and South America. Keith will be collaborating with Charles Beaudry who will remain a key member of Orefinders and Mistango exploration brain trust.


Jeffrey Potwarka


Jeffrey Potwarka is a Chartered Professional Accountant and Certified Management Accountant with over 20 years of financial experience with small cap public companies in Canada. From 2013 to 2015 he was director of Winston Resources Inc., a junior mining company. From 2005 to 2009 he was Chief Financial Officer of Ausnoram Holdings Ltd, a Canadian publicly listed investment company. Previously, he was a principal with a private merchant banking company which focused on financing and consulting to public companies. He is a graduate of the University of Waterloo with an Honours Bachelor of Mathematics degree.


Gautam Narayanan, M.Sc., MBA

Manager, Corporate Development

Gautam is currently the manager of corporate development for Orefinders Resources., and Power Ore Inc. He was previously in equity research at Canaccord Genuity, covering base and precious metal equities.

Gautam holds a Bachelor of Science and Master of Science in Geology from the University of Toronto, and a Master of Business Administration from the Schulich School of Business at York University.


Antoine Schwartzmann, M.Sc.

Project Geologist

Antoine Schwartzmann is our Project Geologist who joined our team in June 2018. Mr. Schwartzmann is responsible for the data management, modeling and targeting of our projects working directly with the VP of exploration, Charles Beaudry. Mr. Schwartzmann is a geologist with over 3 years of experience both in Canada and abroad. Previously he was working with Newmont in French Guyana from 2015 to 2018 as an Exploration Geologist in remote areas of the rain forest. Mr. Schwartzmann did his studies in France at the BRGM (France’s reference public institution for Earth Science applications in the management of surface and subsurface resources and risks) and did his master thesis with the IEP (International Explorers & Prospectors Inc.) performing lithogeochemical mapping to discover new potential areas for exploration.