Senior Managers


Petrus Stephanus van Driel
Chief Financial Officer of Naftogaz Group
Petrus van Driel is responsible for developing integrated corporate finance functions and defining financial policy, principles and procedures at Naftogaz group.

Mr. Van Driel also is in charge of financial forecasting and planning, funding the group’s strategic initiatives, and improving the efficiency of financial transactions.

Petrus van Driel is a finance executive with almost 30 years of experience in various positions with Shell, ranging from finance advisor at Billion International (a Shell subsidiary) to vice president accounting and reporting at Royal Dutch Shell. Throughout his career, he has covered key finance areas including accounting and reporting, business performance management, business partnering, value management, business and finance process outsourcing, M&A and investor relations.

Petrus is fluent in Dutch and English and has a good command of German and French.

A graduate of Thomas More College (the Hague), Mr. Van Driel studied business administration at Erasmus University Rotterdam with a focus on financial and economic management. He also participated in the exchange program of the Vienna University of Economics and Business Administration.


Otto Waterlander
Chief Operating Officer (COO) of Naftogaz Group, Naftogaz Group Chief Transformation Officer
Responsible for Naftogaz group’s transformation projects, including the introduction of a new operational model and divisional structure, implementation of cross-functional processes and design of business process databases. He will also lead and participate in developing initiatives to increase the value of Naftogaz group’s enterprises, enhance business performance and generate more profit for shareholders.

Has 30 years of experience across the oil and gas value chain. Built deep expertise in leading transformations, in operational and commercial business improvement and in business development. Gained a distinctive profile in the natural gas and LNG market where he supported many companies in the (re)negotiation and arbitration of long-term contracts.

Before joining Naftogaz, Otto Waterlander was a Senior Partner at McKinsey & Company where he co-led the global Oil & Gas practice. Before that, he was a Partner in the energy practice at Booz & Company. He started his career with Royal Dutch Shell in May 1990 where he had various roles in the Netherlands and Venezuela until the end of 1997.

Otto Waterlander acquired his Master in Business Economics at Erasmus University in Rotterdam and he speaks Dutch, English, German and Spanish.


Yaroslav Teklyuk
Director for legal affairs
Yaroslav is responsible for legal matters and government relations.

He has more than 16 years of professional experience in legal practice.

Yaroslav has provided legal advice and represented corporate clients in banking, financial, and telecommunications sectors.

Prior to joining Naftogaz he spent eight years at Vasil Kisil and Partners, a leading Ukrainian law firm, including four years as a partner.

Yaroslav has graduated in International Law from the Institute of International Relations at Kyiv National Shevchenko University.

Olena Boichenko
Naftogaz Group Chief Human Resources Officer
Olena Boichenko has 16 years of experience in HR. Working for the Big Four, she implemented a number of wide-ranging projects to transform HR functions.

Before joining Naftogaz, Olena was Human Capital Advisory Services director at Deloitte Ukraine and consulted international and Ukrainian companies operating in various industries.

She has a master’s degree in economics from the National University of Kyiv-Mohyla Academy.



Maksym Bielawski
Director of Integrated Communications
Responsible for implementation of foreign and domestic communication policy of Naftogaz group and also acts as a spokesman for NJSC (National Joint Stock Company). He has more than 10 years of experience in various positions in the oil and gas industry. He started his career in the field of operation and dispatching the main pipelines. Later he headed the public relations department at JSC Ukrtransgaz, held the positions of the Personnel director of PJSC “Main gas pipelines of Ukraine” and adviser of the Minister of Energy and Coal industry. Before the appointment he had worked as a leading expert in the Razumkov Ukrainian Institute for Economic and Political Studies. He has a PhD, was a guest speaker at the Nicolaus Copernicus University in Toruс (Poland), the Eisenhower School of the National Security at the National Defense University (the USA). He speaks Ukrainian, English and Russian.


Vitaliy Shcherbenko
Director for energy efficiency and property management of Naftogaz Group
Vitaliy is responsible for organizing and planning capital investment and non -core asset programs at Naftogaz group. He manages investment raising for projects on energy saving technologies, minimizing natural gas losses and consumption and increasing the share of renewable energy sources. He is also responsible for procurement, coordinates personnel policy, social issues and logistic support. He has more than 20 years of experience in senior management positions. Vitaliy studied Economics at Kyiv National Economic University.


Viktor Zaets
HSE Officer of Naftogaz Group

Responsible for health, safety and environment (HSE) strategy, plans and related risk assessment in the context of the overall business strategy of Naftogaz Group.

Coordinates the development and implementation of policies and action plans to support the HSE strategy, including mitigation of risks related to occupational injuries, accidents, emergencies and other incidents across Naftogaz Group, in particular those that lead to significant legal consequences.

Viktor has vast experience in oil and gas industry. His career began in 1997 at the Ukrainian Research Institute for Natural Gas and developed from production engineer to head of the underground gas storage department. Later he worked at the Research Institute for Oil & Gas, where he implemented wide-scale R&D projects at oil, gas and gas storage facilities.

He joined Naftogaz in 2009. Throughout his career, he was responsible for the evidence-based development and introduction of cutting-edge technologies at oil and gas production and gas storage facilities, the design of new technological and technical solutions for more efficient development of fields and use of storage capacity in Ukraine, the development of regulatory documentation in the field of health and safety, and attracting investments in HSE related projects.

Viktor obtained a degree in geology from the Kharkiv National University in 1997 and a degree in oil and gas production from the Ivano-Frankivsk National Technical University of Oil and Gas in 2000. In 2020, he received an MBA degree in the Kyiv School of Economics.

Scientific background: PhD in Engineering; corresponding member of the Ukrainian Oil and Gas Academy and the Academy of Mining Sciences of Ukraine; author of more than 25 scientific articles published in Ukraine’s leading oil and gas media; 15 patents of invention (utility models).