Dr. Olga I. Chentsova
“If there are any legal developments or legislative developments she's always involved”
Chambers Asia Pacific 2019
“A very experienced and resilient lawyer who is a top expert on Kazakh civil law matters”
Chambers Asia Pacific 2018
“A seasoned expert in oil and gas matters and environmental legislation”
Chambers Asia Pacific 2016
Ms. Chentsova's areas of specialization are civil law, investment, environmental, oil and gas and mining legislation, private international law and construction.
After graduating from the law department of Kazakh State University, she was invited to work as a professor of civil, economic and Roman law at the University. Ms. Chentsova earned her Doctor of Law degree in 1990. Thesis subject “Civil Sanctions Mechanism in Capital Construction”. In 1990–1991, she worked as an advisor at the Supreme Arbitration Court of the Republic of Kazakhstan. From 1991 to 1993, Ms. Chentsova was heading the contract and legal department of Kazmetallexport, a state-owned foreign trade company. Since AEQUITAS establishment in 1993, she has been its Managing Partner.
Ms. Chentsova has been advising major global oil and mining companies and leading local companies on issues pertaining to civil, corporate and environmental legislation, investment, subsoil use, litigation and arbitration for more than twenty five years.
Ms. Chentsova was on several governmental working groups to develop important commercial legislative acts of the Republic of Kazakhstan (including the Civil Code, Foreign Investment Law, Petroleum Law, etc.). When engaged by the Scientific Private Law Research Institute under the Kazakh State Law Academy (Private Law Center), she participated in the discussion and preparation of proposals to improve the civil legislation, including the Civil Code, the Subsoil Law and Petroleum Law and a number of other statutes and regulations.
Ms. Chentsova is an arbitrator for a number of Kazakh and international arbitration courts, including Center of Arbitration of the National Chamber of Entrepreneurs of the Republic of Kazakhstan, International Arbitration Court of the Republic of Kazakhstan (IAC), Kazakhstan International Arbitration (KIA), International Arbitration Tribunal of IUS Legal Center, International Commercial Arbitration Court (ICAC) and International Commercial Arbitration Court of the Eurasian Mediation Center.
Ms. Chentsova is a member of the International Bar Association (IBA), American Bar Association (ABA), Association of International Petroleum Negotiators (AIPN), Vice-President of the Kazakhstan Petroleum Lawyers' Association (KPLA), one of the founders of the Kazakhstan Bar Association and a member of its Governing Council, member of the Central Council of the National Public Association "Kazakhstan Union of Lawyers" and a member of the Advisory Board of the Best Lawyers publication.
For many years Olga Chentsova has been recommended as a leading lawyer in Energy, Natural Resources, Oil & Gas, Dispute Resolution and M&A areas by a number of reputable international editions, such as Chambers & Partners, Legal 500, Asia Law Profiles, and Who's Who Legal. Dr. Olga Chentsova has been named to the Legal 500 Hall of Fame, recognizing her selection to the publication’s list of the nation’s leading lawyers in Corporate, commercial and M&A practice for seven consecutive years.
Her articles on various aspects of commercial law, subsoil, environmental and investment legislation of the Republic of Kazakhstan are regularly published in foreign and local magazines and periodicals.
Chentsova O., Braynina N., Manayenko Ye. Kazakhstan Subsoil Code: What’s the Outcome? // Petroleum. – 2018. – No. 2 , – p. 52-62.
Chentsova O., Braynina N. Subsoil and Subsoil Use Legislation: History and New Concept // Petroleum. – 2015. – No. 4,5.;
Shaikenov V., Chentsova O., Tleulina L. International Arbitration 2016. Kazakhstan // Chambers Country Practice Guide. // 2015;
Chentsova O., Kim V., Yemelyanova L. Kazakhstan’s Judicial Practice in Environmental Disputes. // Petroleum. – 2013. – № 3.
Chentsova O. New Kazakhstan Regulation Affecting the Hydrocarbons Legal Regime. // Expert Guides. Energy. – 2013.
Chentsova O., Braynina N. Investment Legislation in Kazakhstan. Development History and Current Legal Regime. AEQUITAS Law Firm (Kazakhstan) // The Lawyer. – 2012. – № 4.
Chentsova O. New Kazakhstan Regulations Affecting Hydrocarbons Legal Regime. // Petroleum. – 2012. – № 4.
Chentsova O., Braynina N. Investment Legislation in Kazakhstan: Development History and Current Legal Regime.// – Petroleum. – 2011. – № 6.
Chentsova O. Subsoil Use Legislation. Development in Kazakhstan. Expert Opinion. // World Monitor (EUROBAK). – 2011. – № 10.
Chentsova O., Braynina N., Shaikenov V. Kazakhstan. Aequitas Law Firm. – Oil Regulation Review. // Oil Regulation in 29 jurisdictions worldwide. – Getting the Deal Through – 2010.
Chentsova O. New Subsoil Law of the Republic of Kazakhstan: New Regulations and New Issues. // Petroleum. – 2010. – № 5.
Chentsova O., Braynina N., Shaikenov V. Oil Regulation Review // Oil Regulation in 28 jurisdictions worldwide. – Getting the Deal Through – 2009.
Chentsova O., Braynina N. Legal Base of the Oil & Gas Industry // Oil & Gas Vertical. – 2008. – № 17.
Chentsova O. The Legal Status of “Technical” Documentation, its Place in the System oа Subsoil Legislation, and Problems of its application // Materials of the Fifth Atyrau Legal Conference. – Atyrau. – 2007.
Chentsova O., Suleyeva T., Manayenko Y. Gas regulation: Kazakhstan // Gas Regulation in 35 Jurisdictions Worldwide. – 2006.
Chentsova O. Enforcement of Contracts in Kazakhstan // Enforcing Contracts in Transition Economies: Contractual Rights and Obligations in Central Europe and the Commonwealth of Independent States. – London: The European Bank for Reconstruction and Development & The British Institute of International and Comparative Law. – 2005.
Chentsova O. Kazakh Legislation on Subsurface Use: Historical background and present status // Oil and Gas Law in Kazakhstan: National and International Perspectives. – Hague: Kluwer Law International. – 2004. – Chapter 9.
Chentsova O. Legal Regulation of Relations, Connected with Special Nature Management // Materials of the First Regional Atyrau Seminar. – Atyrau. – 2003.
Chentsova O. Implementing Subsoil Use Contracts: Contractor’s Obligations and Control over their Fulfillment // Invest Kazakhstan. – 2001. – №1-2.
Basin Yu., Chentsova O. The Legal Treatment of Foreign Investment Under Kazakh Legislation An Overview // Review of Central and East European Law. – 2000. – № 2.
Basin Yu., Chentsova O. Legal Aspects of Privatization in Kazakhstan // Russia / Central Europe Executive Guide. – 1999. – Vol 9. – N 20 (November 15).
Suleimenov M., Basin Yu., Chentsova O. Changes in Legislation of the Republic of Kazakhstan on Subsoil // Oil and Gas of Kazakhstan. – 1999. – № 5.
Basin Yu., Chentsova O., Hines Jonathan H. Kazakhsnan’s Amended Legal Regime for Natural Resource Development: A Critical Analysis of the Key Changes. // The Parker School Journal of East European Law. – 1998. – Vol. 5. – No. 4.; International Energy Law and Taxation Review. – 2000. – №2 (February).
Basin Yu., Chentsova O., Braynina N. The New Kazakh Law “On the Subsoil and Its Use” // Russia and Commonwealth Business Law Report. – 1996. – March, 13.