Forward Looking Leadership


Millennial Precious Metals is led by an experienced management team and board of directors with a proven track record of success in financing and developing high-quality mining projects. The Company is well positioned to create value for all stakeholders by applying a systematic strategy to advance and de-risk all eight projects over the next few years.

Jason Kosec
President, CEO & Director

Mr. Kosec has nearly ten years of experience in all facets of mineral exploration, mine development, investor relations and finance. Upon completing his undergraduate degree in Geology at Western University and a Masters in Earth and Energy Resources at Queens University, Jason worked as a Project Geologist at Trelawney Mining and Exploration, which was subsequently sold in 2012 to IAMGOLD for C$608M. Jason then moved on to work as an Exploration Geologist at a number of IAMGOLD properties and in early 2015 was recruited to join the Barkerville Gold Mines team as Sr. Geologist where he was appointed Chief Mine Geologist in 2016. In late 2017 Jason took on the role of VP Corporate Development, which ultimately led to the sale of Barkerville Gold Mines to Osisko Gold Royalties in 2019 for C$338 million. Jason is currently Vice President of Strategic Development at Sable Resources.

Andres Tinajero

Mr. Tinajero is a Chartered Professional Accountant with over 26 years of international finance experience in compliance, finance strategy, financial reporting, internal control, and strategic planning. Mr. Tinajero has previously served as Vice-President, CFO and Corporate Controller for large, multi-national companies including United Nations, State Bank, Lafarge, Trelawney Mining, and Osisko Royalties. Mr. Tinajero holds a Bachelor of Business from San Francisco University, a Master of Business Administration (MBA) from ITESM University, he is a Member of the Canadian Institute of Chartered Professional Accountants, the Certified Practicing Accountants of Australia and a Certified member of the Institute of Corporate Directors. Outside of his duties at Millennial, Mr. Tinajero serves as Director for Sable Resources and JHI Energy.

Jason Banducci
Vice President, Corporate Development

Mr. Banducci is a finance professional with nearly a decade of experience across corporate finance, banking, mergers & acquisitions, and capital markets. Prior to joining Millennial, Jason served as Vice President, Investment Banking at Stifel Financial where he covered the mining industry and advised clients on a wide range of strategic initiatives including mergers & acquisitions, joint ventures, streaming & royalty transactions, strategic investments, and various debt and equity financing alternatives. Jason worked in the mining investment banking group at GMP Securities prior to it being acquired by Stifel. He holds an MBA from Queen’s University’s Smith School of Business and an undergraduate degree from the University of Western Ontario.

Raphael Dutaut
Vice President, Exploration

Mr. Dutaut is a geologist with a PhD in mining geology. Raphael has nearly 15 years of experience across 5 continents working in brownfields exploration, mine development, mine geology, and resource estimation. Raphael is a Qualified Person (QP) and a member of the Ordre des Géologues du Québec. Between 2013-2019 Raphael held several key roles with IAMGOLD Corporation at both the corporate and asset level, including Manager of Resources and Mining Geology and Chief Geologist at the Rosebel Gold Mine in Suriname. Most recently, Raphael held senior technical roles with the Nickel Mining Company (SMSP-NMC, New Caledonia) and Geovariances. In addition to a PhD from Polytechnique Montréal (Québec), Raphael holds an International Masters of Economic Geology from University of Orléans (France) and an undergraduate degree in geology from the Université de Toulouse (France).

Ruben Padilla
Chief Geologist & Director

Mr. Padilla holds a PhD from the University of Arizona. Ruben has over 35 years of experience in the mineral exploration industry globally. His experience notably includes conducting important research at BHP’s Escondida deposit in Chile. Ruben also held senior roles with AngloGold Ashanti and is recognised as a senior member of the discovery team of AngloGold Ashanti’s La Colosa and Gramalote deposits. Ruben is the founder and Chief Geologist for Talisker Exploration Services and is currently the President, CEO and Director of Sable Resources. Ruben also serves on the board of directors of Minera Alamos.

Terry Harbort

Mr. Harbort holds a PhD in Structural Geology and Tectonics. Terry is recognised as a senior member of the discovery team of AngloGold’s Ashanti’s La Colosa and Gramalote deposits. He is a specialist in mapping and interpretation of ore geometries and ore controls covering various types of geological environments with direct applications to mineral economics from target generation, target definition and evaluation, and project management. Terry is the co-founder and VP Exploration of Talisker Exploration Services and is currently the President, CEO, and Director of Talisker Resources. Terry is also Director and VP, Corporate Development at Sable Resources and former Chief Geoscientist, Barkerville Gold Mines.

Michael G. Leskovec

Mr. Leskovec is a Chartered Professional Accountant with over sixteen years of financial experience with publicly listed companies and capital markets. He also serves as a Vice-President of Northfield Capital Corporation, where he has gained experience working with publicly listed companies, assisting with investment analysis, financings, corporate structuring and go public transactions in Canada. Prior to this, Mr. Leskovec served as an Officer of Gold Eagle Mines Ltd., which was involved in the development of the Bruce Channel deposit in Red Lake, Ontario, and was sold to Goldcorp Inc. for $1.5 billion in 2008. Mr. Leskovec earned his Chartered Professional Accountant, Chartered Accountant (CPA, CA) designation while working in the audit and assurance practice for Smith Nixon LLP and has his Honours Bachelor of Accounting (BAcc) Degree from Brock University.

Sara Heston

Ms. Heston has been an Associate Director, Center for Entrepreneurial Studies at the Stanford Graduate School of Business since 2020. Prior to her role at Stanford, she was the Vice President of Investments for ASA Gold and Precious Metals Limited where she managed a global portfolio of publicly listed, precious metals investments from 2010 – 2019. Ms. Heston is currently a Director of The Denver Gold Group, Inc., Spanish Mountain Gold Ltd. and Dore Copper Mining Corp. She holds a BA in Economics from Vanderbilt University and an MBA from Columbia University.

Eric Tremblay
Technical Advisor

Mr. Tremblay is a seasoned mining professional with nearly 30 years of mine building and mine operations experience, and is currently the Chief Operating Officer with Dalradian Resources Inc. He previously held the role of General Manager at Canadian Malartic, Canada’s largest open pit gold mine. He was responsible for building the operations team, establishing operating procedures and standards, expanding stakeholder engagement and subsequently managing an internal team of 700 employees and 400 contractors. Mr. Tremblay was also the General Manager at IAMGOLD’s Westwood Project, where he participated in closure of the Doyon Mine and construction of the Westwood Project, completing the permitting, scoping study, feasibility study, surface construction and underground development at Westwood. Mr. Tremblay was also in parallel the General Manager of the internal contractor of IAMGOLD (Iamrock) working on all underground mines and project development. Previous positions include General Manager at Cambior’s Sleeping Giant mine, Underground Superintendent at Mouska Mine, Underground Captain/Project and Engineer/Senior Supervisor over a seven-year period at Cambior and Barrick’s Doyon Mine, where he was involved in mine-planning, construction, development and production. Mr.Tremblay began his career working with mining contractor Ross Finlay Ltd. from miner to project engineer on multiple projects owned by Agnico Eagle, Placer Dome, Barrick, Cambior, etc. Mr. Tremblay is currently on the board of Nighthawk Gold Corp, Talisker Resources, Osisko Development and technical advisor for Maritime Resources board. Mr. Tremblay graduated from Laval University with a B.Sc. in mining engineering and mineral processing.