Management & Advisors – Guardian Metal Resources

Jake Mather

Chief Financial Officer

Mr. Jake Mather is a mining financial professional with over 20 years’ experience in the industry. Previously, he was the Chief Financial Officer at Golden Queen Mining Company in California where he supported a divestment process. Most recently, he was the Vice President Business Development at Ceibo, a Chilean based copper sulfide leaching company where he led activities in North America. Jake also worked 12 years at Rio Tinto in a variety of finance & strategy roles, directing corporate strategy efforts including internal investment processes and external contracts. Jake is a U.S. national based in Salt Lake City, Utah.

Ron Espell

VP Environmental & Permitting

Mr. Ron Espell is a geologist and mining professional with over 30 years’ experience in environmental management across the Americas, Australia, Southeast Asia and Africa, including senior roles with Barrick Gold and American Vanadium. His expertise spans mine-site and corporate environmental management, Environmental Management Systems and ISO 14001, regulatory program development, mine design, and exploration program permitting. He has extensive experience in audits, feasibility and due diligence studies, mine closure planning, reclamation and closure costing, pit lake and geochemical studies, and mine waste management. Ron is an expert in NEPA and 3809 regulations, informed by early work at the Nevada Division of Environmental Protection.

Marc Leduc

Senior Operations Manager (Pilot Mountain)

Mr. Marc Leduc is a mining engineer and geologist with over 30 years’ experience leading projects from exploration through to production. He led the design, permitting, construction and start-up of Barrick Gold’s Pierina Mine, later served as interim CEO of New Castle Gold, and most recently was COO of Argonaut Gold, overseeing five operating mines. For the past decade he has focused on developing, permitting and operating open-pit mines in southwest U.S., with expertise in complex metallurgy, site water management and heap-leach operations, and has contributed to over US$330 million in equity financings across seven transactions.

Martin Kostuik

Senior Operations Manager (Tempiute)

Mr. Martin Kostuik is a mining operator and executive with over 30 years’ leadership experience in exploration, development, restarts and operations in copper, gold and aggregates across the Americas. He has held senior roles with Barrick Gold, Rupert Resources, Taseko Mines, Minera Alamos, Equinox Gold and Battery Mineral Resources, raising over US$100 million in equity, debt and streaming capital and advancing projects from exploration into production through technical reports, resource estimates and mine development strategies. Martin also brings expertise in operational optimisation, cost reduction, complex permitting and regulatory processes, with health, safety and community relations central to his approach.

Chang Oh Turkmaki

Strategic U.S. Government Advisor

Mrs. Chang Oh Turkmani is a respected, multilingual businesswoman with extensive experience in the import and export of industrial commodities, as well as the mining, manufacturing, construction, energy trading, shipping, environmental remediation, renewable energy, and investment advisory industries. She leverages her expertise in investing in critical minerals ranging from lithium, cobalt, nickel, tungsten, and rare earths, government procurement, structuring major infrastructure projects, and strategic planning to help oversee corporate execution. Chang Oh is Managing Director and Principal of The Mega Company, based in Washington, DC, a role she has held since 1990.

The Mega Company is a private American development company and import and export business that principally deals with industrial raw materials and goods, including iron ore, metallurgical coal, rock phosphate and cement. She holds a Bachelor’s and a Master’s degree from Northwestern University and a Juris Doctorate from Georgetown University Law Center in Washington, DC where she has been Adjunct Professor of Law for more than 16 years teaching Pre-negotiation Strategies for Cross-Border Transactions.

She is a qualified lawyer in the U.S., having specialized in International Trade, Cross-Border Negotiation, Due Diligence, and Dispute Resolution. She received a U.S. Presidential Appointment to be a Board member on the National Cancer Advisory Board, is a Board member of the American Romanian Business Council, and a Board Member and Finance Chair of Alianta – a U.S. non-profit organization working to strengthen the cultural, economic and security ties between the United States and Romania. In addition to numerous accolades, she was knighted Dame by the Order of Knights Templar.

R. Michael Jones

Strategic Advisor

Mr. Michael Jones is a geological engineer (P. Eng, BASc) with 40 years of experience in mineral exploration, mine development and operations globally. He is the founder of companies that have discovered and developed several mines. Michael was awarded the Des Pretorius Medal for the discovery of the Waterberg platinum palladium mine in South Africa as a contribution to that country. He has established joint ventures and technology businesses around mineral products working with major global companies and mineral end users.

Michael served, by appointment of the Minister of Finance, on the British Columbia Securities Policy Advisory Committee to the BC Securities Commission for six years.

Alastair Bath

Head of Corporate Development

Mr. Alastair Bath is a highly experienced corporate development, strategy, and investor relations professional with a strong track record in the commodities and market-listed critical minerals sectors. Most recently, as Head of Special Projects and Corporate Communications, Alastair played a pivotal role in the corporate restructuring and financing of London Main Market-listed Total Graphite Plc, was instrumental in a management restructure and spearheading engagement with government organisations, offtake & strategic partners and investors. This included successfully securing convertible debt and equity funding, while continuing to drive workstreams for trade finance, joint venture and acquisition, government-driven and private project finance for East African primary mining and North American & European value-add downstream projects. Alastair brings a strong blend of corporate & business development and communications expertise to the team, supporting the Company’s ambitious strategic growth objectives. He holds a Bachelor's Degree in History and Politics from the University of Edinburgh, and a Post Graduate Diploma in Law from BPP London.