IPS’ Principal Petrophysicist, Alan Johnson, has extensive global experience having lived and worked as petrophysicist in the North Sea, Abu Dhabi, Netherlands, Vietnam and Algeria. In addition, he has worked extensively on field data from Nigeria, Australia, Saudi Arabia, Oman and Gabon.

Alan’s core petrophysical skills and experience cover a broad range of petrophysical specialities: Shaly Sand Analysis, Saturation Height Modelling, Thin Bed Analysis, Nuclear Magnetic Resonance, Integration to Static and Dynamic Models.

His more general petroleum engineering skills were developed through experience as project lead on integrated projects while working in Shell EPTS, Petroleum Engineering, Acting Production Manager and Supervising Operations Engineer with BHP Dai Hung in Vietnam and in his early days as Wellsite Petroleum Engineer with Shell in the North Sea.

Alan is an active member of the Society of Petroleum Engineers (SPE), in both his local section: Past Programme Chair, Schools Career Guidance and SPE International: Member of Global Training Committee, Technical Editor and past Executive Co-Editor of SPE Reservoir Evaluation and Engineering (SPEREE).

He is also a member the Society of Petrophysics and Well Log Analysis (SPWLA) having previously been Technical VP for the Aberdeen Section and worked on the organising committees for various SPWLA technical conferences.

Field Studies: Draugen, Gannet A and B, Penguins, Skua and Chiswick fields North Sea; Gorgon, Australia; Marmul and Natih fields in Oman; Otumara and Santa Barbara fields in Nigeria; Rivers Fields Irish Sea, Argyll, Bruce and Ravenspurn North Fields North Sea and the Beykan field in Turkey.

Development Drilling: Dai Hung, Vietnam, Ravenspurn North, Johnston, Esmond Forbes and Gordon, Argyll and Duncan North Sea, Lucina Marina offshore Gabon and Bu Hasa and Bab fields Abu Dhabi.

Appraisal Drilling: Menzel Lejmat fields Algeria, Dai Hung, Vietnam, Ravenspurn North, Crawford and Bruce Fields North Sea.
Unitisation Studies: Schiehallion, Marnock, Goldeneye, Johnston, Ravenspurn North, Bruce and Dunlin fields.

Alan has lived and worked as petrophysicist in the North Sea, Abu Dhabi, Netherlands and Vietnam. In addition, he has been involved with reservoir studies of fields in Nigeria, Gabon, Algeria, Turkey, Saudi Arabia, Oman, and Australia.