Moscow, 01 February 2018. SIBUR has updated its Articles of Association and now has two single-member executive bodies, namely Chairman of the Management Board of SIBUR Holding and CEO of SIBUR. This decision results from the previously initiated processes seeking to separate strategic management from operational to further enhance management efficiency.

The Chairman of the Management Board of SIBUR Holding is in charge of overall management of SIBUR Holding and overseeing its strategic processes. The CEO of SIBUR is responsible for the Company's ongoing development and is the chair of the Management Board of SIBUR. This management system is designed to facilitate SIBUR’s development strategy implementation in the most balanced way.

Dmitry Konov remains the Chairman of the Management Board of SIBUR Holding. Mikhail Karisalov, previously Chief Operating Officer of SIBUR, was appointed as the Company’s CEO and Chairman of the Management Board.

Mikhail Karisalov was born on 11 June 1973 in Leningrad. He graduated from the Russian Presidential Academy of Civil Service (currently, Russian Presidential Academy of National Economy and Public Administration); also from Tyumen State Oil and Gas University.

Since 2003, Mr Karisalov held various positions in SIBUR such as Advisor to President, Procurement Director, Head of Logistics and Capital Construction, CEO of SiburTyumenGaz (SIBUR Group).

2006–2011: Vice-President – Head of Hydrocarbon Feedstock Department of SIBUR.

Since June 2007: Member of the Management Board of SIBUR Holding.

Since November 2009: Member of the Management Board of SIBUR. 2009–2012: concurrently CEO of Tobolsk-Polymer (SIBUR Group).

Since January 2012: Deputy Chairman of the Management Board – Executive Director of SIBUR, the management company of SIBUR Holding.

Since 2016: Chief Operating Officer of SIBUR.