Ranked in 2 Practice Areas
1

Band 1

Energy

Bulgaria

20 Years Ranked

2

Band 2

Competition/Antitrust

Bulgaria

14 Years Ranked

About

Provided by Stefan Tzakov

Europe

Practice Areas

Energy

Career

Stefan Tzakov leads the firm's Energy practice and has over 20 years of experience advising on all aspects of the energy sector, including nuclear, electricity generation (conventional and renewable), gas, mining, fuels, electricity distribution and supply, energy trading, regulatory matters, and project finance. He is widely recognised as one of the leading energy lawyers in Bulgaria, with a strong track record in litigation and regulatory matters.

Stefan’s extensive experience includes advising on key energy projects, such as the privatisation of Bulgaria’s electricity distribution companies, thermal power plants, and heating power plants (2004-2006), as well as significant work on the Belene nuclear power plant project (2007-2009, 2011, and its renewal in 2019). He also acted as lead counsel for E.ON throughout its operations in Bulgaria (2004-2014), supporting the company in regulatory, litigation, and transaction matters, including the sale of its Bulgarian business to Energo-Pro in 2012.

Among his recent work highlights is advising on the Kozloduy NPP – New Build project, focusing on energy and nuclear law, regulatory, environmental, construction, public procurement, and contractual issues. He has also been involved in major gas pipeline projects in Bulgaria, including Nabucco, Shah Deniz, South Stream, and TurkStream.

In recent years, Stefan has led the firm’s work on high-profile energy and infrastructure transactions, including advising on renewable energy projects and acquisitions of wind and solar assets.

Stefan also focuses on competition law and provides expert advice and court representation on unfair competition matters, dominance, cartels, dawn raids, pricing, refusal to supply and others.

Chambers Review

Provided by Chambers

Chambers European Guide

Energy - Bulgaria

1
Band 1
Individual Editorial
Stefan Tzakov is active on a range of contentious mandates, including gas pipeline-related disputes and litigation proceedings concerning energy trading. He also advises on energy regulatory issues.

Competition/Antitrust - Bulgaria

2
Band 2
Individual Editorial

Stefan Tzakov represents clients in investigations into possible cartels. He also assists clients with competition law compliance, including in relation to distribution agreements. He has a number of clients from the FMCG sector.

Strengths

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Bulgaria

Banking & Finance

U
Ivo Alexandrov
U
Up and Coming
Competition/Antitrust

2
Plamen Yotov
Head of Competition/Antitrust
2
Band 2
2
Stefan Tzakov
2
Band 2
Corporate/Commercial

E
Vladimir Rangeloff
Head of Corporate/Commercial
E
Eminent Practitioners
1
Veronika Hadjieva
1
Band 1
Dispute Resolution

E
Yavor Kambourov
E
Eminent Practitioners
1
Emil Emanuilov
Head of Dispute Resolution
1
Band 1
Employment

1
Andrey Alexandrov
Head of Employment
1
Band 1
Energy

1
Stefan Tzakov
Head of Energy
1
Band 1
2
Irena Petkova
2
Band 2
Intellectual Property

1
Margarita Guigova
Head of Intellectual Property
1
Band 1
3
Yana Todorova
3
Band 3
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2
Atanas Shopov
Head of Real Estate
2
Band 2
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U
Mario Arabistanov
U
Up and Coming
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3
Dennitsa Dimitrova
Head of Tax
3
Band 3