Meet the Petroleum Team:

Meet the Petroleum Team:


Nick Jackson - Director Geosciences & Operations
Nick has over fifteen years' industry experience working for both operators and service companies in supervisory positions with broad experience in all fields of geology. His pragmatic and extensive experience in drilling operations guides a team of seasoned professionals who assist operators in meeting their geological and evaluation needs. Prior to joining Elemental Group, Nick worked for New Zealand geological engineering consultancy companies, covering onshore and offshore operations in conventional and coal seam gas operations.

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Brett Rogers – Managing Director
Brett has over 23 years' in oil and gas businesses in New Zealand, Australia and the Netherlands involving joint venture management, asset management, field development planning, financial analysis, asset sales and purchase, well construction, stimulation, production optimization, reservoir modelling and team building. His key strengths lie in creating teams to develop, analyse and monetise new concepts, methods or technologies which add value to clients' and are based on sound commercial and technical fundamentals.

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Tony Brewster – Principal Advisor Geophysics
Tony has 30 years' seismic interpretation experience with BHP Petroleum, OMV, Pogo, Shell and Premier Oil in a broad variety of geological terrains in Australasia, Papua New Guinea, SE Asia and North Africa. He has expertise in all exploration activities ranging from acreage evaluation, prospect generation, appraisal, development planning and tight gas interpretation. Tony is also expert at the use of, and training others in,  workstation-based 2D/3D seismic interpretation in structurally complex areas; and realistic depth conversion.

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Ben Dowman – Field Petroleum Engineer
Ben has three years industry experience working, having graduated from Otago University, majoring in geology. Ben is an experienced petroleum production database manager, routinely completing decline curve analysis and pressure transient analysis to clients requirements. He has also been actively involved in wellsite geology roles for multiple clients and is responsible for looking after the Production Performance database which Elemental Group has developed.

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Bill Leask- Senior Geological Advisor

Bill has over 30 years' industry and consulting experience, 18 of which are oil and gas related, ranging from well prognosis and planning, through wellsite operations to post drill evaluation. His other experience includes coal exploration, open-pit planning and engineering geology.

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Andrew McGregor – Principal Advisor Wells
Andrew is a versatile and experienced international EP drilling professional with 36 years’ experience in Europe, Australasia, SE Asia, Africa and Oman. He is experienced as a drilling manager including single string operations. Drilling systems include deepwater, offshore and onshore remote locations. His experience extends to contracting, and team formation with a consistent focus on safety and performance through good planning and communication.

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Andrew Revfeim - Advisor

Andrew is a senior energy sector professional with extensive international experience in a broad range of fields including LNG and gas, power and renewable energy, CO2 capture and abatement, and non-conventional hydro-carbons. He has participated in development projects delivering over 20 MTPA of LNG capacity and 10GW of power generation development, including over $3bn of non-recourse financing.  Andrew is an expert in commercial structuring, project economics, contract negotiation, project financing and risk management. He is an experienced Board of Directors member.  

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Brian Ricketts - Geologist

Geologist-hydrogeologist, specializing in sedimentology, sequence stratigraphy, O&G exploration and well-site geology. he has his own website for further information: www.geological-digressions.com

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Monmoyuri Sarma - Geoscience Lead
Mon has over 9 years experience in the petroleum industry and was involved with numerous exploration and development projects with Essar Oil, Paradigm Geophysical, Schlumberger and NZEC. She has worked in multiple basins with varying degrees of geological complexity. Her work ranges from petroleum systems analysis, seismic interpretation and static reservoir modelling to reserve estimation.

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ShaneTreacy - Field Petroleum Geologist
Shane has prior experience in Canada on hard rock rigs and has now successfully transferred those skills to oil and gas wellsite geology work. He is responsible for looking after the New Zealand log database and offset well review methodology which Elemental Group has developed.

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Raimond van der Pal – Principal Advisor Geology and Geophysics
Raimond has over 25 years geology and geophysics experience in Europe, Africa, the Middle East and New Zealand. He specialises in 3D static modelling, reservoir geology, 3D seismic interpretation, subsurface uncertainty assessment, support of dynamic simulation work and field development planning.

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