125009, Russia,
4 Romanov pereulok

for your success

About us

Russian law firm LGS Legal Services was founded by the Moscow team of Baker Botts L.L.P. – a leading international law firm.

Our lawyers are a united team that for many years has been assisting clients in Russia and abroad and providing highly qualified services in relation to most complex projects and transactions. As an independent Russian firm, we continue our successful development to ensure ongoing support of our clients in a dynamically changing market environment.

Our work priority is the success of our clients in achieving their strategic commercial goals ‒ as efficiently as possible and legally impeccably.

In our work we are consistently adhering to the best international professional standards.


We note that previously, over the years, our professionals have been ranked among the best lawyers in their respective practices by leading legal publications, including Chambers & Partners and Legal 500.

Outstanding team with excellent expertise in oil and gas. Advises blue-chip Russian energy and natural resources players on LNG projects…instructed assisting domestic energy giants with significant cross-border M&A and joint venture mandates relating to a vast number of foreign jurisdictions.
(Energy & Natural Resources, Chambers Global 2021)

Well-regarded banking practice advising on a broad range of mandates, including project and aviation finance, as well as restructuring and refinancing matters…
(Banking & Finance, Chambers Global 2021)

Highly regarded transaction-focused practice. Advises domestic and international clients on corporate divestments, M&A mandates and joint venture projects.
(Corporate/M&A, Chambers Global 2021)

Key area of specialization

We have exceptional experience in the Russian market in a number of areas, including:

Transactions in Russian and international projects in the oil, gas, petrochemical and gas chemical industries

Joint ventures and mergers and acquisitions

Transactions in the aviation industry

A full range of financing transactions, including project financing

Private equity transactions

Advising on major infrastructure projects (including projects implemented on the basis of ЕРС-contracts)

Power projects

Oil and gas (upstream, midstream, downstream) projects including

Transport projects

Projects in high-tech industries

Key practices

Corporate law / mergers and acquisitions

Financing transactions

Aviation transactions

Oil & gas, energy & natural resources projects

Cross-border commercial transactions, customs law and currency regulation

Competition law and regulatory matters

Sanctions issues

Maxim Levinson
Maxim Levinson
Managing partner

Maxim Levinson advises clients on a broad range of cross-border and domestic mergers, acquisitions and corporate restructurings, in particular in the oil and gas, power, petrochemical, telecom and financial sectors. He also has broad experience in structuring, drafting and negotiating international financing transactions, including acquisition and project finance transactions, financings guaranteed by export credit agencies and aircraft leasing.


  • Recognised by Chambers Europe (Russia), for Corporate/M&A, 2010-2021; Energy & Natural Resources, 2012-2021; Banking & Finance, 2016 & 2017; Private Equity, 2010;
  • Listed in Chambers Global, 2010-2022
  • Recognised in The Legal 500 EMEA "Hall of Fame" for Commercial, Corporate and M&A: Moscow, 2020 & 2021
  • Listed in The Legal 500 EMEA as a "Leading Individual" for Corporate/M&A, 2014-2019
  • Recognised in Who's Who Legal, 2013
Konstantin Garmonin
Konstantin Garmonin

Konstantin Garmonin advises on a wide range of cross-border and domestic financing transactions including project and secured finance transactions, pre-export finance and real estate financings, structured finance and corporate lending transactions, as well as workouts and restructurings, financial transaction restructuring, bankruptcy and rehabilitation of credit institutions.

Konstantin also regularly advises clients on cross-border mergers and acquisitions and provides corporate and regulatory advice.


  • Recognised in Chambers Global for Banking & Finance (Russia), 2014-2021
  • Recognised in Chambers Europe for Banking & Finance (Russia), 2016-2021
  • Recognised in The Legal 500 EMEA for Banking and Finance (Russia), 2013 - 2021
Konstantin Litvinenko
Konstantin Litvinenko

Konstantin Litvinenko concentrates on project development, mergers and acquisitions, various aspects of transactional and corporate law as well as on project financing transactions. Konstantin deals with cross-border and domestic M&A transactions, upstream and midstream projects, joint ventures, gas and LNG sales. He also advises clients on regulatory and licensing matters and has particular experience in oil & gas, mining and LNG.


  • Recognized by Chambers Global and Chambers Europe in Energy & Natural Resources (Russia), 2017-2021
  • Recognized in The Legal 500 EMEA in Energy and Natural Resources (Russia), 2020 & 2021
Mikhail Semyonov
Mikhail Semyonov

Mikhail Semyonov represents clients in the establishment of joint ventures, M&A and advises on various aspects of transactional and corporate law. Mikhail provides support for international and domestic M&A transactions, exploration, production, refining and transportation of oil and gas, and joint venture transactions. He also advises clients on regulatory and licensing matters and has extensive experience in the oil and gas industry.


  • Recommended in Chambers Global and Chambers Europe for Energy & Natural Resources (Russia), 2016-2022
  • Listed in The Legal 500 EMEA for Energy & Natural Resources (Russia), 2017-2021
Elena Stepanenko
Elena Stepanenko

Elena Stepanenko advises on a wide range of finance and asset finance transactions, she has been negotiating and documenting some of the largest and most complex aircraft-related transactions in the Russian market.

Elena also advises clients on a broad range of cross-border and domestic mergers, acquisitions and corporate restructurings. Her experience includes a broad range of regulatory issues, including securities regulations, bankruptcy, antimonopoly, privatization and banking law, currency regulation and corporate matters. Elena also has significant experience advising on regulations on power and electricity markets in the Russian Federation.


  • Recognised in Chambers Europe in Transportation: Aviation for Banking & Finance (Russia), 2016-2021
  • Recommended by The Legal 500 EMEA in Transport (Russia), 2019 – 2021
  • Recognised in Who's Who Legal for Aviation Finance, 2011-2019
Andrey Arzybov
Andrey Arzybov

Andrey Arzybov focuses primarily on various cross-border and domestic finance and investment transactions, including project and structured financing, secured financing, pre-export, prepayment and acquisition financings and complex restructurings and refinancing. He has extensive experience working with international and domestic banks, financial institutions and corporate borrowers in the oil and gas, chemical, energy and mining industries. Andrey is also experienced in structured finance, derivatives and finance regulatory matters.


  • Recognised in The Legal 500 EMEA for Banking and Finance (Russia), 2020 & 2021
Natalia Mikheeva
Natalia Mikheeva

Natalia Mikheeva focuses primarily on M&A transactions and establishment of joint ventures with the participation of major players in the Russian and foreign oil and gas, mining and LNG sectors, including joint ventures with a focus on technology cooperation. In addition, she is engaged in supporting projects in the field of exploration, production, processing and transportation of hydrocarbons and advising on related regulatory issues.

Natalia also provides support with large infrastructure projects implemented on the basis of EPC contracts, mainly in the oil and gas and chemical industries.

In addition, Natalia advises clients on Russian corporate law, various regulatory issues and international economic sanctions.

Konstantin Ponomarev
Konstantin Ponomarev

Konstantin specializes in international and Russian aircraft operating and finance leasing transactions, aircraft acquisition and aircraft supply, and other aircraft-related transactions, as well as related aviation law, regulatory and corporate matters.

Konstantin also deals with cross-border and domestic M&A transactions as well as private equity transactions and joint venture projects, with particular extensive experience in the oil and gas, chemicals, consumer products, media and IT sectors.

He also advises clients on various Russian corporate law matters, Russian energy related regulatory matters, Russian competition law issues, as well as working with various types of commercial contracts.