Our management team has extensive experience in delivering large and complex projects in Kazakhstan, supported by decades of collective technical, operational and sector knowledge.
Chief Executive Officer
Kai-Uwe Kessel was appointed as a director of Nostrum Oil & Gas (former ZGL) on 16 November 2007 and has served as chief executive of Nostrum Oil & Gas since November 2004. From 2002 to 2005, Mr Kessel was director of Gaz de France’s North African E&P division. From 1992 to 2001, Mr Kessel was Managing Director of Erdgas Erdol GmbH, an oil and gas company owned by Gaz de France, and chairman of the board of KazGermunai. Mr Kessel is a graduate of the Gubkin Russian State University of Oil and Gas.
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Chief Financial Officer
Mr Richardson was appointed as Chief Financial Officer and a director of Nostrum on 1 September 2016. Mr Richardson had previously served as Group Head of Corporate Finance since 2011. Prior to joining Nostrum Mr Richardson worked in banking.
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Chief Commercial Officer
Arkadi Epifanov is Chief Commercial Officer, as of Friday 13 January 2017. Prior to this, he was appointed as marketing consultant of Zhaikmunai LLP in 2009. Mr Epifanov has over 20 years experience in senior management and directorial positions in the oil and gas industry, having held positions in Nafta, Transoil, Lukoil, Litasco and Baltic Oil Terminal. He has worked in the oil sector across diverse regions including Finland, Belgium, Romania, Russia, Switzerland, The Netherlands and the British Isles. Mr Epifanov holds qualifications in economics from Leipziger University.
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Chief Legal Officer and Company Secretary
Thomas Hartnett was appointed as General Counsel of Nostrum Oil & Gas on 5 September 2008 and as Company Secretary on 3 October 2013. Mr. Hartnett was previously a partner in the international law firm White & Case LLP, where he focused on cross border corporate and mergers and acquisitions transactions. He worked in the firm’s New York, Istanbul, London, Brussels and Bangkok offices over a 16-year period. Mr. Hartnett also served as Senior Corporate Counsel for Intercontinental Hotels Group from 1996 to 1998. He is a graduate of the University of Pennsylvania and New York University School of Law and is a member of the New York Bar.
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Group QHSE Manager
Daulet Tulegenov was appointed as Head of QHSE Department on 1 October 2018. Mr Tulegenov has over 15 years experience working in both onshore and offshore E&P, and has taken part in major projects for Chevron, Shell, Lukoil, Tengizchevroil and CNPC companies in Kazakhstan. He is a graduate of Tyumen State Oil & Gas University, Russian Federation.
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Chief HR Officer
Marina Grinevskaya was appointed as Group HR Manager on 15 September 2016 and as Chief HR Officer on 1 February 2019. She has more than 24 years in experience in HR Management and has held senior HR positions at KPMG, Lumene, Farmos, Gazprom Neft Middle East B.V. and DS Controls. Ms Grinevskaya holds a PhD from St. Petersburg State University, and diplomas in Human Resources Management from St. Petersburg State University of Economics and Finance and the Pierre Mendès-France University of Grenoble.
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Chief Operating Officer
Mr. Robert Tinkhof joined Nostrum Oil & Gas as its new Chief Operating Officer in February 2019. Prior to this he has held several senior management positions, most recently as Managing Director at the Scientific Research Institute of KMG for Production & Technology in Kazakhstan. Mr. Tinkhof has more than 30 years of experience in the oil and gas industry mainly with Royal Dutch Shell with assignments in the Netherlands, UK, Syria, Iran, Egypt, Iraq and Russia.
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Chief Business Development Officer
Sergey Khafizov was appointed as Chief Business Development Officer of Nostrum Oil & Gas in September 2016. Mr. Khafizov had been Project Director and Head of Exploration Department since 2015. He has over 25 years of experience in geological exploration and production, leading large exploration projects, research and project teams. Prior to joining Nostrum Oil & Gas, Mr. Khafizov served in various managerial and technical positions at Gazprom Neft and TNK-BP. He is a graduate of the Gubkin Russian State University of Oil and Gas, Doctor of Science, Geology Professor, Full Member (Academician) of the Russian Academy of Natural Sciences, Member of the American Association of Petroleum Geologists (AAPG) and Society of Petroleum Engineers (SPE).
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