Our team

Our Management team has a wealth of experience and a balanced mix of strong technical, financial and governance skills.

Click on a photograph below to view a Director or Management team biography.

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Charles Hall
Charles HallNon-Executive Chairman

Charles Hall was appointed Non-Executive Chairman in December 2016 and is an experienced International Banker with over 30 years with HSBC in a variety of finance and insurance roles. His last position was as CEO & MD HSBC Private Bank (Luxembourg) S.A. He has had significant overseas senior management experience as well as that of running complex businesses. His prime focus has been on strategy and corporate restructuring with the emphasis on re-focusing businesses on their core revenue streams. Charles holds a BA (Hons) from the University of Sussex, is an Associate of the Hong Kong Institute of Bankers and is a Fellow of the Royal Geographical Society.

Michael McNeilly
Michael McNeillyChief Executive Officer

Michael McNeilly was appointed as the Chief Executive Officer of Strata Investment Holdings plc (formerly Metal Tiger plc) in December of 2016. In late 2019, he played an active role in the Sandfire Resources NL recommended scheme offer of A$167m for MOD, which resulted in Strata receiving approximately 6.3m shares in SFR. At that time, Michael served as a nominee NED on the Board of MOD. This acquisition enabled Strata to acquire its primary royalty holdings.

Prior to his current role, Michael served as a Non-Executive Director of Greatland Gold plc and Arkle Resources plc. He is currently a director on numerous Strata investment and subsidiary entities, including Southern Gold Limited, Cobre Limited, and Armada Limited, where he serves as a nominee Non-Executive Director. Michael was also previously a non-executive director of Zapp Electric Vehicles, resigning prior to its NASDAQ SPAC merger with CIIG Capital Partners II.

Before joining Strata, Michael worked as a corporate financier at both Allenby Capital and Arden Partners plc. In those roles, he provided advice on multiple private and public transactions, including several IPOs. Additionally, he worked as a corporate executive at Coinsilium (AQSE: COIN), where he collaborated with early-stage blockchain-focused start-ups. Michael holds a Biology degree from Imperial College London and a BA in Economics from the American University of Paris. He is fluent in French.

David Wargo
David WargoNon-Executive Director

David Wargo, who was appointed on 1 October 2020, is a senior natural resource investment banker with over 21 years' of experience in the mining industry and banking industry. He was previously a managing director of Investment Banking at Sprott Capital Partners, a division of Sprott Inc. He is now the Head of Investment Banking for SCP Resource Finance which was formed from a management buyout of Sprott Capital Partners from Sprott Inc. Prior to this he held a number of senior positions, including as a managing director of the Invesment Banking Division at GMP Securities L.P. David has an industry background, having worked for 10 years as a chemical engineer in the mining and oil and gas sectors and he holds an Executive MBA.

Keith Johnston
Keith JohnstonInvestment Director, Technical

Investment Director, Technical Keith was Exploration Manager for Southeast Asia Mining (“SEAM”), based in Thailand, upon the acquisition of that company’s Thai assets by Strata (formally Metal Tiger plc) in 2016, becoming Managing Director of Strata’s Exploration Company Ltd at the beginning of 2018. In these roles, Keith managed data and field technical aspects of the Kemco historical Pb/Zn/Ag mine restart project as well as conducting an exploration programme for the development of other prospects in Thailand.

Prior to returning to the sector with SEAM in 2015, Keith had a 20-year career in various commercial roles in the metals and mining industry, first in Canada with Noranda and then in Thailand as Trading Manager and Executive Vice President of Sogem/Traxys, where he was engaged in the global trading of copper, lead, and zinc concentrates with focus on development of business with mines and smelters in China.

Keith has a BSc in Geology from Dalhousie University and an MBA from Queens University, both in Canada.

Adrian Bock
Adrian BockChief Financial Officer and Company Secretary

Adrian was appointed as Chief Financial Officer in September 2020.

He has an Honours degree in Accounting Science from the University of South Africa and having trained with an international accountancy firm in South Africa is a qualified chartered accountant, with memberships at both the Institute of Chartered Accountants of South Africa and the Institute of Chartered Accountants in England and Wales.

He has been CFO at several listed companies and has been instrumental in turning around the fortunes of several companies, both operationally and strategically, across a wide range of industries.

Over and above the technical skill sets required as the lead of finance in a listed company environment, Adrian has also been very successful in raising capital in both debt and equity markets, including the lead in the establishment of a listed bond program. He was also the lead in the establishment of an off-balance sheet receivable structure supported by a recognisable international DFI institution and several sizeable on balance sheet equity and debt placements.

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