Blackstone Minerals
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MEET OUR TEAM

BOARD OF DIRECTORS

GG

Geoff Gilmour

Executive Chairman

Mr Gilmour brings more than 30 years of distinguished leadership in the junior resources sector, with a proven track record of value creation. His career includes senior executive roles as Managing Director of Amex Resources, Brightstar, and Rift Valley Resources, and is highlighted by the successful creation of Andean Resources.

Geoff has also served as Chairman of IDM, where he played a pivotal role in advancing the Mankayan Project and leading the company through its merger with Blackstone Minerals.

He currently serves as Executive Chairman of Blackstone Minerals Ltd, continuing to drive strategic growth and development.

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Oliver Cairns

Non-Executive Director

Mr Cairns brings key, hands-on experience to the Company’s flagship Mankayan Copper-Gold Project in the Philippines. He was part of the IDM International team that was responsible for the acquisition and management of the Mankayan project prior to the merger with Blackstone in June 2025.

His deep familiarity with the asset, including 4 years of actively working with the in-country team, will be invaluable to the Board. This is complemented by over 25 years of strategic corporate, IR and commercial experience.

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Greg Cunnold

Non-Executive Director

Mr. Cunnold is a geologist with over 30 years of experience in the evaluation, exploration, and development of mineral deposits. Greg has worked on base and precious metals deposits, bulk commodities, rare earth elements, industrial minerals, and critical mineral projects. His assignments have spanned the globe, including Africa, Asia, Australia, Europe, and South America.

Over the years, Greg has played a pivotal role in numerous projects, contributing to the discovery, delineation, and development of valuable mineral deposits. His expertise ranges from grassroots exploration through to Definitive Feasibility Studies. Greg is a Competent Person as defined by the JORC and NI 43-101 codes and has served corporately as a board member of private, public unlisted, and listed companies.

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Mark Wiliams

Non-Executive Director

Mr. Williams’ career in the mining industry spans more than three decades and includes operational experience across a diverse range of assets in both mature and emerging global markets, with extensive in-country experience in the Philippines.

Most recently, Mr Williams led mid-tier Australian gold producer Red 5 Limited (ASX: RED) for 10 years, overseeing an operational turnaround of its foundational asset in the Philippines, the Siana Gold Project, before initiating a transformational pivot to the West Australian goldfields through the acquisition, financing, development, construction and operation of the King of the Hills Gold Mine growing Red 5 to a $1.5 billion company in 2024 prior to its merger with Silver Lake Resources.

EXECUTIVE TEAM

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James Bahen

Company Secretary

James is a Director and equity partner of SmallCap Corporate and chartered secretary who commenced his career in audit and assurance with an international chartered accounting firm.

He is currently a non-executive director and company secretary to a number of ASX-listed companies and has a broad range of corporate governance and capital markets experience, having been involved with public company listings, mergers and acquisitions transactions and capital raisings for ASX-listed companies across the resource industry.

James is a member of the Governance Institute of Australia and holds a Graduate Diploma of Applied Finance and a Bachelor of Commerce degree majoring in accounting and finance