Team
Last updated: November 2026
Lannister Mining is led by CEO Jim Greig and CFO Kelvin Lee, with a five-member board and an advisory board. According to the company, many of its co-founders or senior executives held the same roles at K92 Mining, Fosterville South Exploration, Arena Minerals and Thesis Gold, bringing project development, finance and geology experience to the Basin Gulch gold and silver project in Montana.
Jim Greig leads the company as CEO and Director, drawing on more than 25 years of advancing projects toward production, including founding Thesis Gold. Kelvin Lee manages finance, with more than 15 years in senior financial roles at publicly traded companies, including as CFO of a TSX-V listed gold producer.
CEO and Director
Jim Greig brings more than 25 years of experience advancing and developing projects to production scenarios, with significant technical, financial and project management abilities to aggressively advance Lannister Mining as a top-tier precious metals company.
He was a founder, President and Director at Thesis Gold (formerly Benchmark Metals), advancing a 5 million ounce gold-silver project in British Columbia, Canada.
CFO
Kelvin Lee offers over 15 years of financial management experience with publicly traded companies. Most recently he worked in progressively senior roles, from Corporate Controller and VP Finance and Administration to Chief Financial Officer, for a TSX-V listed gold producer with $400 million in revenue over the past nine years.
He previously held Controller positions in the mining industry with publicly traded companies including Prodigy Gold Inc., which was acquired for $340 million. Kelvin holds his CPA, CGA, a Diploma in Accounting (Hons) and a Bachelor in Business Administration (Hons) from the British Columbia Institute of Technology.
Director
Mario Vetro is a principal of Commodity Partners Inc., a merchant bank active in the mining sector, and a co-founder of K92 Mining Inc. He has extensive experience structuring and advising resource and special situations companies.
He began his finance career with one of the top investor relations firms in North America, helping grow it from inception; over a five-year span the firm was involved in over $500M in equity raises and several buyouts ranging from $100M to $1.5B. He is a graduate of UBC with a major in Political Science.
Director
Victor Cantore is a seasoned capital markets professional specializing in the resource and high-tech sectors, with over 25 years of advisory and leadership experience. He began his career in 1992 as an investment advisor before moving into management roles at public and private companies.
He has organized and structured numerous equity and debt financings, mergers and acquisitions, joint venture partnerships and strategic alliances, and serves on the boards of various private and public companies.
Director
Max Zaretsky is a graduate of Columbia University and holds a Juris Doctorate from Nova Southeastern University, magna cum laude and with Honors.
He has over 18 years of experience constructing funding and financing solutions for individuals and companies, public and private, through private placement. He created Zemaso Management Company, which opened its first private investment fund nearly 17 years ago and regularly completes multimillion dollar real estate financing and investment transactions.
Director
Jo Anne Price is an independent geological consultant with over two decades of experience, including a decade in project management, on gold, poly-metallic and graphite projects across the USA, Australia and Canada.
She holds a Bachelor of Science in Geology from the University of Wales, College of Cardiff, and a Master of Science in Geology from Dalhousie University.
Director
Will Randall is a professional geologist with over 20 years of experience in the mining and mineral exploration industry.
He was one of the early movers in the lithium brine industry, where he acquired, discovered, developed and sold the Sal de los Angeles lithium brine project in Argentina for $265M.
Advisor
John D. Lewins is a Mineral Engineer with over 35 years of experience in the mining industry, having worked in Africa, Australia, Asia, North America and the former Soviet Union.
He is the Chief Executive Officer of K92 Mining Inc., a high-grade gold producer in Papua New Guinea with in excess of 700 employees and contractors.
Questions about Basin Gulch, the investor presentation or partnering? Reach Ken Cotiamco at 604-687-7130 or IR@lannistermining.com.
