Meet our team


Nader Behjat


Nader Behjat holds a BEng in Petroleum Engineering from The University of New South Wales, Australia and a MBA from Trinity College Dublin, Ireland.

During his professional career since 1994 he has been delivering well construction and well intervention work for numerous service, exploration & production companies.

Areas of expertise include field development planning, well design, artificial lift design, intelligent wells, multi-laterals, flow assurance and live well interventions. Nader has worked in various countries, including The UK, USA, Australia, Malaysia, Indonesia, Brunei, Thailand and most recently Norway.

Nader is also co-founder of Centraflow AS (
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Grant Knight


Grant Knight holds a first class MEng in Electrical & Electronic Engineering from The University of Edinburgh with his master's thesis written in collaboration with ETH Zurich.

Following completion of ExxonMobil`s graduate Drilling Engineering training scheme, he has worked internationally for the last 13 years, initially offshore at the wellsite and latterly as an office-based Drilling Engineer, Superintendent and Well Engineering Manager.

He has planned and executed a wide variety of well types, both onshore and offshore in Africa, the Middle East and most recently Norway.

He is also co-founder of Centraflow AS (
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Craig Usher

UK Director and R&D Team Lead

Craig Usher holds a BEng in Civil Engineering from The University of Glasgow. 

Following university, he spent a summer with Apache North Sea as a Drilling Engineer involved in various roles both in the office and offshore. He then worked with Schlumberger as a Cementing Field Engineer in numerous offshore and land-based locations within the UKCS. 

Most recently, Craig spent two years working with Fraser Well Management on their Drilling Engineer Training Scheme. This involved spending a year offshore on a fast track programme through rig crew positions followed by Drilling Materials Coordinator and Wellsite Drilling Engineer. 
Craig has also spent time in office based operational roles and has applied his cementing experience in delivering well abandonment basis of design to multiple UKCS operators. 
Well-Set P&A
Professor Olav Hanssenssvei 7A, PB 8034
4021 Stavanger, NORWAY