Directors & Management

Mr Keith Martens (Chairman)

Mr Martens is a qualified oil and gas geologist/geophysicist with over 45 years of Australian, North American and other international executive oil and gas experience in both onshore and offshore environments. He has extensive experience of oil and gas exploration, appraisal, strategy development and reserve/resource estimation.  Mr Martens has a BSc. (Dual Major) in geology and geophysics from The University of British Columbia, Vancouver, Canada.


Mr Fergus Kiley (Non-executive Director)

Mr Fergus Kiley is a cross-disciplinary capital markets and resources professional, bringing more than 15 years of experience across all asset lifecycle stages.

With a foundation grounded in geosciences, Mr Kiley has extensive knowledge of business development, project finance, geological and technical project evaluation.

Mr Kiley also has strong multi-commodity exposure in operational and commercial roles across multiple international jurisdictions, such as Australia, Europe and North America.

Commencing his career as a geologist with major miner Newmont, Mr Kiley has since worked with various small and mid-tier exploration and production companies, including mining private equity group Wyloo.

Mr Kiley currently holds the role of General Manager of Operations at Nico Resources Ltd. 


Mr. Yann Cherruau (Non-Executive Director)

Mr. Yann Cherruau

Mr. Cherruau brings more than 20 years of international experience across various sectors,
including Upstream & Downstream Energy, Mining, asset and project management, and business
integration. He has a proven track record in country entry, business development, mergers and
acquisitions (M&A), and handling stakeholder negotiations. His expertise spans across Europe,
Africa, the Middle East, and the Asia-Pacific region.

Throughout his career, Mr. Cherruau has held various leadership roles, including most recently
President of Heling Minerals, where he led a significant mining exploration investment in Gabon
for a French family office, and Business Development Lead for energy for the family office active
in upstream, mining and energy transition investments internationally. He has extensive
experience in managing complex projects and has a deep understanding of the natural resources
sector.

Mr. Cherruau’s expertise in stakeholder management, navigating complex political and security
environments, and delivering strategic growth initiatives will be a valuable asset to Grand Gulf
Energy. His international perspective and ability to foster relationships at all levels will contribute
significantly to the Company’s future direction and strategic goals.


Mr Lloyd Flint (CFO / Company Secretary)

Mr Flint, BAcc, FINSIA and MBA is a Chartered Accountant with over 25 years’ experience in the corporate and financial services arena. He has held a number of management and senior administrative positions as well as providing corporate advisory services as a consultant to corporate clients.

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