London technical team expands

The expertise within the in-house OPC technical team in London has been increased with the appointment of Toby Gledhill as Senior Geoscientist (Geologist).

Toby Gledhill photo
Toby Gledhill

Toby Gledhill has 14 years’ oil industry experience working as a geologist and geophysicist in all aspects of G&G: exploration, drilling, development, production, and gas storage. He has specific expertise as a geologist in oilfield development.

He has led/co-ordinated technical teams on significant development projects in the North Sea. Toby started the industry as a seismic data processor on and off shore with Schlumberger.

Toby is a Chartered Geologist holding an MSci in Geophysics (University of Leeds) and MSc in Petroleum Geoscience (Royal Holloway University of London).

Toby’s appointment comes close on the heels of the appointment of Julie Buckingham and Nolwenn Perzo as Principal Geoscientist and Staff Reservoir Engineer respectively.

Julie Buckingham is a skilled geoscientist with more than 20 years oil industry experience, gained mainly with operators in the UKCS. Julie has extensive experience in all exploration, appraisal and development phases of operator activity.

Nolwenn Perzo has worked as a reservoir engineer for 12 years and has gained broad experience in all E&P stages, from exploration to field development, reservoir management and cessation of production. She holds an MSc in Petroleum Engineering from Imperial College London.

(from left) Nolwenn Perzo and Julie Buckingham


Julie said “I am delighted to have joined OPC and am looking forward to working on some exciting and diverse projects over the next few months.”

Darrell Mandiwall, Technical Services Manager at OPC said “Thanks to an upturn in the demand from our global client base, the workload for our in-house technical team is the heaviest that I have known for some years.  The expertise that Toby, Nolwenn and Julie bring to the team will help us to deliver on current  projects and broaden the skills available to us and our clients.”

The OPC in-house technical team includes experts in a wide range of subsurface engineering disciplines including geology, petrophysics, geophysics, reservoir engineering, pressure transient analysis and petroleum economics.   It undertakes reserves audits, reservoir modelling and simulation, geoscience interpretation, production forecasting and competent persons’ reporting and many other technical projects, consultancy and training.

For more details on OPC technical services, please contact Darrell Mandiwall on +44 20 7428 1111

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