Our team

Piers is an experienced petroleum engineer with 30 years’ experience. He holds a B.Sc.(Hons) degree in Mechanical Engineering from Nottingham University, and is a Chartered Engineer with the Institution of Mechanical Engineers.

After obtaining a Geology degree from Durham University, Barry trained and qualified as a chartered accountant in London with Coopers & Lybrand.

Neil Marcus, Technical Director, holds a BA (Hons) degree in Chemical Engineering from Nottingham University and has enjoyed a career over four decades in the Upstream Oil and Gas Industry.  Neil has specific experience of development concept selection studies, asset evaluations, asset management and field development project management.

Darrell has more than 20 years’ detailed experience of all aspects of reservoir engineering including operated field experience. He excels at leading multi-disciplinary reservoir studies, operational and functional reservoir management and reserves reporting.

Ian Hancock is the Lead Engineer within OPC’s London Technical Team and has extensive practical and theoretical reservoir and petroleum engineering knowledge gained through working on numerous projects over the last 35 years.

Chris has extensive operational and petroleum engineering knowledge gained through working with clients worldwide on numerous projects over the last 32 years.

Thibault Grand is the team leader for OPC Consultant Services. He oversees the sourcing, selection and appointment of expert consultants for projects with OPC clients.

Julie Buckingham is the Principal Geoscientist at OPC and is a skilled geoscientist with more than 20 years oil industry experience, gained mainly with operators in the UKCS.

Nolwenn Perzo has broad experience in all E&P stages, from exploration to field development, reservoir management and cessation of production. She has broad knowledge of production data analysis, reservoir modelling, simulation and reserve estimation methodologies

Toby Gledhill is a Senior Geoscientist (Geologist) in OPC’s London technical team. Toby has 14 years’ oil industry experience, with over 12 at operating companies working as geologist and geophysicist in all aspects of G&G: exploration, drilling, development, production, and gas storage.

John Wright has more than 20 years’ experience within petroleum economics, supporting a wide range of E&P companies and investors with economic modelling, portfolio valuation, fiscal agreement negotiation and decision analysis.

Bill is an expert in well test analysis. I have always had first class results from him even on very difficult well tests. I recommend him and OPC.

Sylvia Garcia has more than ten years’ experience of delivering successful recruitment and resourcing projects for Oil and Gas businesses throughout the USA.

Riley has expertise in the provision of tailored solutions to NOC’s, IOC’s and Independents delivering a wide range of services including outsourced studies, project teams, training and resource solutions.

Almas has more than 10 years’ broad experience working with many oil companies within Kazakhstan in a service and technical capacity..

Daniyar Maukenov is Operations Manager & Petroleum Engineer at OPC Kazakhstan. Daniyar is responsible for managing all technical and consultants services projects as well as assisting in Business Development assignments in the area.

Wale holds a Mechanical Engineering degree from the prestigious University of Ibadan and has over 15 years’ experience in the industry.

David Alaigba holds a Bachelor’s Degree in Petroleum Engineering from the University of Benin and a Master’s Degree in Reservoir Geo-science and Engineering from the prestigious Institute Francais du Petrole (IFP School), France.