Ranking tables
Energy | Europe
Bulgaria
Rankings overview for Departments
Band 1
- CMS 17 Years Ranked
- Djingov, Gouginski, Kyutchukov & Velichkov 19 Years Ranked
- Kambourov & Partners
Band 3
- Penkov, Markov & Partners 17 Years Ranked
- Andrey Delchev and Partners - Eurolex Bulgaria
- Dimitrov, Petrov & Co.
Band 4
- Kinstellar 6 Years Ranked
- Spasov & Bratanov Lawyers' Partnership 19 Years Ranked
- Bouzeva & Partners
- Georgiev, Todorov & Co
- Gugushev & Partners
Band 1
- Kostadin Sirleshtov CMS17 Years Ranked
- Radoslav Mikov Wolf Theiss14 Years Ranked
- Stefan TzakovKambourov & Partners
Band 2
- Alexander Chatalbashev Boyanov & Co.19 Years Ranked
- Milan Pandev Djingov, Gouginski, Kyutchukov & Velichkov19 Years Ranked
- Stefana Tsekova Schoenherr14 Years Ranked
- Andrey DelchevAndrey Delchev and Partners - Eurolex Bulgaria
- Irena PetkovaKambourov & Partners
Band 3
- Vassil Hadjov Spasov & Bratanov Lawyers' Partnership19 Years Ranked
- Pencho StanchevDimitrov, Petrov & Co.
Band 4
- Anton Krustev Djingov, Gouginski, Kyutchukov & Velichkov15 Years Ranked
- Atanas Valov Penkov, Markov & Partners7 Years Ranked
- Dimitar Zwiatkow CMS1 Years Ranked
- Mladen Minev Kinstellar8 Years Ranked
- Iliya GrozdanovDinova, Rusev & Partners
- Nikolay KiskinovVladimirov Kiskinov
- Stefan GugushevGugushev & Partners
Up and Coming
- Aleksandar Aleksandrov KDP Komarevski Dimitrov & Partners1 Years Ranked
- Oleg Temnikov Wolf Theiss8 Years Ranked
- Kostadinka DelevaGugushev & Partners
Associates to watch
- Dobrina PavlovaGeorgiev, Todorov & Co
All Departments profiles
Band 1
1 CMSEnergy2025 | Band 1 | 17 Years RankedCMS has an outstanding practice delivering specialist knowledge across the full spectrum of transactional and regulatory mandates in Bulgaria's energy sector. The top-tier team assists with the financing, construction and management of photovoltaic and wind power projects. CMS also enjoys a superb reputation for work in the upstream oil and gas sector, acting for leading energy companies on tender bids and related permitting issues arising for gas exploration or transport projects. Its extensive network within CEE and cross-border expertise attract major international clients. The firm's portfolio also features acting on both sides of public procurement processes and energy-related arbitrations.1 Djingov, Gouginski, Kyutchukov & VelichkovEnergy2025 | Band 1 | 19 Years RankedDjingov, Gouginski, Kyutchukov & Velichkov regularly assists domestic and international clients with an array of energy-related mandates. This excellent practice offers notable experience in gas, electricity and renewables work, providing advisory and transactional services as well as handling disputes. The firm is further commended for its handling of international mandates, which include financing advice in relation to various energy projects. The distinguished group is also active in handling contentious regulatory mandates and commercial disputes regarding electricity supply agreements.
Band 2
2 Boyanov & Co.Energy2025 | Band 2 | 19 Years RankedBoyanov & Co. is well positioned to assist clients from the renewables, nuclear, and oil and gas industries with both advisory and contentious energy mandates. This highly respected team frequently advises international clients on investment and financing into the Bulgarian renewable energy and electricity fields. The practice also boasts additional strength in dispute resolution, including handling contractual, joint venture and regulatory disputes.2 SchoenherrEnergy2025 | Band 2 | 17 Years RankedSchoenherr acts for local and foreign entities on transactions spanning a wide range of energy, natural resources and utilities projects, with particular experience in downstream work in the oil and gas industry. The law firm also advises energy companies on the financing or refinancing of renewable energy projects, as well as the divestiture or acquisition of assets. This dedicated team also draws on its regulatory expertise to advise on the renewal and transfer of operating permits.2 Wolf TheissEnergy2025 | Band 2 | 15 Years RankedWolf Theiss offers proven capabilities in regulatory matters, covering energy trading, licences and EU-level regulation and compliance. The team is well noted for its visibility in energy disputes and further assists energy companies with participation in public procurement tenders. The practice has experience in representing companies from all energy sectors and is clearly visible on major energy infrastructure projects. The firm's client base includes energy traders as well as electricity, gas and power producers.
Band 3
3 Penkov, Markov & PartnersEnergy2025 | Band 3 | 17 Years RankedPenkov, Markov & Partners offers expert knowledge of energy sector regulations and substantial expertise in the area of renewables. This respected team represents both foreign and Bulgarian entities in electricity and biomass-related matters. The practice is also well equipped to assist with transactional mandates, including the sale of renewable and green energy assets as well as the financing of energy projects. The firm possesses additional strength in energy-related disputes at all levels of court, including the Constitutional Court.
Band 4
4 KinstellarEnergy2025 | Band 4 | 6 Years RankedKinstellar in Bulgaria offers strong expertise in renewable energy matters, including wind and solar projects, as well as oil and gas. It covers contentious and transactional matters, and also advises on project development. The law firm is well placed to handle cross-border assignments and advises a range of clients, including private equity funds and companies in the oil and gas and renewable power spaces.4 Spasov & Bratanov Lawyers' PartnershipEnergy2025 | Band 4 | 19 Years RankedSpasov & Bratanov has a noteworthy energy practice that attracts particular attention for its work on the financing and development of renewable energy projects. The firm also offers notable experience in regulatory issues relating to the distribution and transmission of electricity, as well as providing advice on permits and licences for oil and gas companies.