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Senior Management

  • Mohamed Messaoudi

    Mohamed Messaoudi

    Country Manager - Algeria

    Mr Messaoudi joined Gulf Keystone in 2007 and has 36 years of experience in the oil and gas industry.

    Mohamed started his professional career with Sonatrach (Algeria’s National Oil Company) where he held a variety of positions in Algeria: operational geologist, senior geologist, chief geologist and Regional Manager. He was involved in several exploration projects (onshore & offshore) and discoveries in different Algerian basins.

    Prior to Mr Messaoudi’s retirement from Sonatrach, he held the position of Regional Exploration Manager for the South East Algeria Region, leading an important petroleum area in Algeria (Hassi Messaoud, Berkine, Illizi, and Oued Mya basins).



  • Bertrand Demont

    Bertrand Demont

    Country Manager - Kurdistan Region of Iraq

    Bertrand joined Gulf Keystone as Country Manager in September 2017.

    Bertrand has over 18 years' experience in the development of new oil and gas fields, as well as the extension of producing fields, in the UK North Sea, Algeria, Indonesia, and France. During this time, he has managed country operations, corporate strategy, and led project engineering and construction work in remote onshore locations with operators including Total, BHP Billiton, Hess, and Petroceltic.

    He holds an M.Eng in Fluid Mechanics from the National Engineering School of Toulouse, France, and an MBA from Columbia Business School in New York.



  • Jón Ferrier

    Jón Ferrier

    Chief Executive Officer

    Jón Ferrier joined Gulf Keystone in June 2015 as Chief Executive Officer following three decades spent in exploration, commercial, strategic and leadership positions in the oil and gas and mining industries.  A geologist by training, was most recently Senior Vice President Business Development, Strategy & Commercial at Maersk Oil in Copenhagen where he served on the Executive team.  

    Jón has considerable international experience, including in the Kurdistan Region of Iraq and has successfully led the delivery of complex projects on time and within budget in the Middle East.  His most recent roles have had a strong external orientation and have seen him working effectively with all stakeholders, including host governments.  

    Prior to Maersk Oil, Jón's oil & gas experience was gained with ConocoPhillips, Paladin Resources PLC, Petro-Canada/Suncor, in a number of regions. Jón holds an MSc from Imperial College London and a BSc from University College of Wales, Aberystwyth. 

  • Sami Zouari

    Sami Zouari

    Chief Financial Officer

    Sami Zouari joined Gulf Keystone as Chief Financial Officer in January 2015, following careers in both the oil and gas industry and investment banking, where he also had a particular focus on the Energy and Commodities sectors in the Middle East and North Africa.

    Former to his appointment, he served as the Regional Head of Corporate & Investment Banking for North Africa, and the Middle East at BNP Paribas in London, overseeing various financial transactions with a focus on the oil and gas industry. Between 2008 and 2012, he was the Head of MENA within the Energy & Commodity division of BNP Paribas in Paris, managing lending transactions for oil and gas private and public companies.

    Prior to his career in investment banking, Mr Zouari worked for Total EP in a number of roles, starting as an Economist for the Middle East Division and finally as Commercial Manager for Total EP Libya in Tripoli, overseeing all non-operated assets producing in excess of 300,000 barrels of oil per day. Mr Zouari holds a Master’s degree from Harvard University and a BA from Columbia University.

  • Stuart Catterall

    Stuart Catterall

    Chief Operating Officer

    Stuart joined Gulf Keystone as Chief Operations Officer in January 2017. 

    Stuart has over 30 years’ experience in oil and gas undertaking a broad range of senior leadership and technical roles with Amerada Hess, BHP Billiton, Celtique Energy. Most recently and prior to joining Gulf Keystone, he worked as an independent petroleum development and operations consultant for PA Resources, Enquest and Petroceltic. He has proven expertise in successfully developing oil fields and leading operations in remote, onshore international locations, including in the Middle East/North Africa region.

    Stuart has a BSc in Mechanical Engineering from Southampton University and an MSc in Petroleum Engineering from Imperial College, London.