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Ray Shorrocks    B.A. History/Philosophy (Hons), M.B.A. Finance
Non-executive Chairman

Appointed: Non-executive Chairman on 31 March 2018
Non-executive Director on 2 December 2013.

With over 20 years’ experience working in the investment banking industry, Ray is highly conversant and experienced in all areas of mergers and acquisitions and equity capital markets, including a significant track record of transactions in the metals and mining, industrials and property sectors.

Ray is a non-executive director of Indago Energy Limited and a number of private companies. Ray is former director and head of the corporate finance department of Patersons Securities Limited in Sydney.

David Casey    B.Geo.Sc (Hons)  
Managing Director and CEO
Appointed: Managing Director and CEO on 1 December 2021. 

David has over 30 years experience in the management and evaluation of all aspects of the energy business from exploration and appraisal, initial reservoir characterisation and fairway identification through to drilling, testing and production operations. He has worked on assets in Australia, the US, Canada, China, Europe South America and Africa.

He has held various technical and management positions in Australian listed public companies up to the level of Managing Director and CEO. David has been actively involved in overseeing the start-up, development and sale of successful exploration and production projects where at Eastern Star Gas he oversaw the building of one of New South Wales’ most successful gas companies, growing it from modest beginnings (<$50m) to an ASX200 company, before ultimately being the subject of takeover and a valuation in excess of a billion dollars.

Most recently was Managing Director and CEO at Talon Energy similarly growing its portfolio and market capitalisation from less than $2M to a high of $70M within 12 months.  

He is a member of the Australasian Institute of Mining & Metallurgy, the Petroleum Exploration Society of Australia and a lifetime member of the Society of Petroleum Engineers. 

Stephen Kelemen    B.E. (Mechanical)
Non-executive Director

Appointed: Non-executive Director on 31 March 2018.

Stephen has a B.E (Mechanical) from the University of Adelaide. He has a diverse petroleum industry experience across reservoir, development, operations and exploration developed through his 38 year career with Santos Ltd. Notably he led the company in gaining a foothold in CSG and other Unconventionals, including the 2005 acquisition of Tipperary Oil & Gas, the concept of CSG to LNG and evaluating plays and acreage with the potential to deliver reserves.

Stephen is a non-executive director of Advent Energy and Elixir Petroleum.  He is an Adjunct Professor for CCSG (Centre for Coal Seam Gas) at UQ, and Deputy Chair – Petroleum for Queensland Exploration Council and a member of Core Energy & Resources Pty Ltd Technical Advisory Council.   He has been Chairman of SPE Australian/NZ Council, Chairman SA Section of SPE, member APPEA Operating and Safety Committee, President of QUPEX, and member CCSG Strategic Advisory Board.

Gordon Grieve    BA, LLB.
Non-executive Director

Appointed: Non-Executive Director on 6 September 2019.

Gordon has over 30 years’ experience as a solicitor and counsel working with energy and resources companies in Australia and overseas and is the current Chairman of Partners at Piper Alderman, leading both their International and Energy & Resources Groups.

Gordon is a skilled advisor in relation to corporate governance and compliance issues, company takeovers and schemes of arrangement and has represented companies and directors on all facets of major corporate transactions and commercial litigation. Gordon guided the growth and development of Eastern Star Gas from start-up through to its acquisition by Santos for $900 million.

Gordon is a Member of The Australian Institute of Company Directors and a member of the Law Society of Queensland and The Law Society of NSW.



Greg Columbus   
Non-executive Director

Appointed: Independent Non-Executive Director on 17 September 2020.

Greg has over 30 years of experience in the Energy, Oil and Gas sectors including technical, commercial and executive roles. He is an experienced director with commercial, strategy, corporate finance and legal experience. Greg has gained valuable business experience in delivering large, complex oil and gas projects and has, along the course of his career, also carved out strong strategic vision and been involved in numerous M&A activities.

Greg is the non-executive Chairman of Warrego Energy (ASX:WGO). He is also the Managing Director and a Main Board Director for Clarke Energy Group (A Kohler Company) for the past 18 years. Clarke Energy are a privately owned, multinational power solutions company specialising in the engineering, installation and maintenance of power plants and gas compression stations, operating in 28 countries. He is also currently Chairman of Young Presidents Organisation Gold (YPOG) Chapter in South Australia.

SPE           The Society of Petroleum Engineers
AMIE        American Institute of Mining, Metallurgical and Petroleum Engineers
APPEA      Australian Petroleum, Production and Exploration Association
AICD         Australian Institute for Company Directors