Management & Board

Forward Looking Leadership


Millennial Precious Metals’ Management and Board of Directors bring excellent mining industry and equity market experience and a clear strategy that is focused on discovering quality ounces and expanding and converting its existing resource base within its seven projects. Millennial plans to use its systematic scientific and phase- based exploration program to advance all of its projects over the next few years.

Jason Kosec
CEO, President, Director

Jason 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.

Miguel Heredia
Vice President of Exploration

Mr. Heredia is a geologist who graduated from the Universidad Nacional Autonoma de Mexico (UNAM) in 1984. He has previously worked for multiple companies in a career spanning more than 35 years, including Compañia Fresnillo (now Fresnillo PLC), BHP Minerals, Minera Aztec (now Endeavour Silver), Peñoles, Fronteer Development Group and Riverside Resources. He also worked as a consultant to Mount Isa Mines, Codelco-Peñoles JV (Pecobre), BHP Billiton, Bluejoint, Agnico Eagle, Sable Resources, among others. He has had the opportunity to work in many parts of Mexico, the United States, Ecuador, Nicaragua, and Peru. Mr. Heredia is President of Gambusino Prospector de Mexico and is also a Certified Qualified Person (QP) by the American Institute of Professional Geologists.

Jason Banducci
Vice President of 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 GMP 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 a Master of Business Administration from Queen’s University and a bachelor’s degree from the University of Western Ontario.

Ruben Padilla

PhD from the University of Arizona. Over 35 years’ experience in the mineral exploration industry, Dr. Padilla has completed important research at the La Escondida deposit. With AngloGold Ashanti Ltd., he acted as exploration country manager in Consulting Geologist Peru and in Colombia and as chief geologist for the Americas exploration group. He was part of the team that discovered the Colosa and Gramalote deposits in Colombia. He is the founder and chief geologist for Talisker Exploration Services Inc. Dr. Padilla is a Director of Minera Alamos Inc.

Terry Harbort

PhD in Structural Geology and Tectonics. Recognised senior member of the discovery team of AngloGold’s Ashanti’s La Colosa and Gramalote deposits. 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. Co-founder and VP Exploration of Talisker Exploration Services. Currently the CEO, President and Director of Talisker Resources, and current Director and VP, Corporate Development, Sable Resources Ltd. And former Chief Geoscientist, Barkerville Gold Mines Ltd.

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.