Investor Presentaiton

VINTAGE ENERGY Explanatory notes The preparation of the assessment was supervised by Mr. Ian Cockerill, RISC Head of Geoscience. Mr. Cockerill has 20 years' experience in the upstream hydrocarbon industry with Hunt Oil, Apache Energy and RISC. He is a member of the American Association of Petroleum Geologists, the Geological Society of London and the Petroleum Exploration Society of Australia. He has extensive experience with mature and greenfield oil, gas, gas-condensate and unconventional developments in North America, Europe, Africa, Middle East, South East Asia and Australasia. Mr. Cockerill holds an MSc in Basin Evolution and Dynamics from Royal Holloway College, University of London, 1999 as well as a BSc in Geological Sciences (First (Hons)) from Leeds University, 1996. Mr. Cockerill is a qualified petroleum reserves and resources evaluator (QPPRE) as defined by ASX listing rules. - SRK Consulting (Australasia) Pty Ltd – Carmichael Structure Contingent Resource Assessment SRK is an independent, international group providing specialised consultancy services, with expertise in petroleum studies and petroleum related projects. In Australia SRK have offices in Brisbane, Melbourne, Newcastle, Perth and Sydney and globally in over 40 countries. SRK has completed petroleum reserve and resource assessments for many clients in Australia and internationally. The Contingent Resource for the Carmichael Structure referred to in this report is derived from an independent report by Dr Bruce McConachie, an Associate Principal Consultant with SRK Consulting (Australasia) Pty Ltd, an independent petroleum reserve and resource evaluation company. He has disclosed to Vintage, the full nature of the relationship between himself and SRK, including any issues that could be perceived by investors as a conflict of interest. Dr McConachie is a geologist with extensive experience in economic resource evaluation and exploration. He is a member of the American Association of Petroleum Geologists, Society of Petroleum Engineers and Australasian Institute of Mining and Metallurgy. His career spans over 30 years and includes production, development and exploration experience in petroleum, coal, bauxite and various industrial minerals, covering petroleum exploration programs, joint venture management, farm-in and farm-out deals, onshore and offshore operations, field evaluation and development, oil and gas production and economic assessment, with relevant experience assessing petroleum resource under PRMS code (2007). The Contingent Resources information for the Carmichael Structure in this report has been issued with the prior written consent of Dr McConachie in the form and context in which it appears. His qualifications and experience meet the requirements to act as a Competent Person to report petroleum reserves in accordance with the Society of Petroleum Engineers ("SPE") 2007 Petroleum Resource Management System ("PRMS") Guidelines as well as the 2011 Guidelines for Application of the PRMS approved by the SPE. 19

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