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Maria Oleinik

Work +74956440500

Work Department

Corporate / M&A and Energy and Natural Resources Practices


Maria Oleinik is a partner at Dentons’ Moscow office and a member of Global Corporate and Energy Practice. Her corporate experience spans a wide range of industries, including oil and gas, mining and heavy industry sectors. Maria focuses on mergers and acquisitions, joint ventures, disposals, and financings. Qualified in Russia, the UK and the US, Maria has represented financial institutions, media companies and state corporations.

Maria leads clients through the various stages of a transaction from planning and structuring right through to completion. She helps clients navigate the challenges of what can be highly detailed matters, while remaining focused on securing the best possible results.

Maria is a partner in the Firm’s Energy practice and has gained extensive experience and knowledge of the Russian market through involvement in major transactions for some of the largest companies in this sector. She is frequently called upon to advise leading Russian corporations engaged in the energy and natural resources sector on their investments in Russia and abroad.

As well as working with domestic clients, Maria has also advised international companies making acquisitions in Russia, including an international oil and gas company and a leading European energy concern.


Partner – Dentons, Moscow (2015 to date); Partner – White & Case, Moscow (2010-2015); Counsel – Clifford Chance, Moscow (2007-2010); Senior Associate – CMS Cameron McKenna, Moscow (2002-2007); Head of Legal – Blueocean Associates, Great Britain, London (2000-2002); Associate – CMS Cameron McKenna, Moscow (1999-2000); Associate – Freshfields Bruckhaus Deringer, Moscow (1997-1999).


English, Russian


LLM, Duke University, School of Law, 1997; JD, Tyumen State University, 1996


Commercial, corporate and M&a: Moscow

Within: Commercial, corporate and M&a: Moscow

Dentons has strengthened its team with the recruitment of Vladimir Sokov, formally head of corporate practice at Pepeliaev Group in June 2018. The practice acts for an impressive list of leading clients from a diverse range of industries including Russian Direct Investment Fund and Gazprom, among others. The firm’s strong capabilities acting on high-value energy transactions are evident in Alexei Zakharko advising Gazprom on a joint venture with Shell for the construction and operation of an LNG terminal in Leningrad Region, and Maria Oleinik is assisting EuroChem with the sale of 100% equity in Severneft-Urengoy to the Novatek Group. In in-bound transactions, Richard Cowie is acting for a consortium of private equity and sovereign wealth funds concerning the acquisition of a 25% stake in the holding company of Pulkovo Airport. Christopher Rose is advising Sberbank Investments on the acquisition of an equity stake in Genser Group, one of Russia’s largest car dealers.

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Energy and natural resources

Within: Energy and natural resources

Dentons is active in M&A transactions, joint ventures and financing for Russian and international oil and gas companies.  Practice head Alexei Zakhrko recently advised an oil company on a joint venture for the construction and operation of an LNG terminal in the Leningrad region. In other highlights, Maria Oleinik assisted EuroChem with the sale of Severneft-Urengoy to the Novatek Group, and St Petersburg-based Evgenia Teterevkova advised an energy company on the purchase of three separate solar power plants in Russia.

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