CMS maintains a leading presence in the energy market and continues to advise on a diverse portfolio of projects, assisting on all aspects of the construction and purchase of facilities, regulatory and environmental advice and any operative issues. While the team’s focus lies in the renewables sector, they are also well versed in oil and gas, nuclear and mining projects and regularly advise leading Bulgarian and international clients in these areas. Kostadin Sirleshtov ‘has vast expertise in energy projects’, as well as in public procurement and leads the practice alongside Dimitar Zwiatkow, who focuses on the renewables sector, including on combined heat and power and waste to energy projects. Borislava Piperkova is a key member of the department, as is Lyuba Bozova-Peshovska and Konstantin Altandzhiyski, who joined the firm in September 2023 and March 2024 respectively.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘A great team of professionals, with extensive expertise in the oil and gas industry, provides very prompt and client-oriented advice in relation to our offshore oil & gas project in Bulgaria. CMS Bulgaria also has expertise with submitting force majeure applications with the Bulgarian Chamber of Commerce and Industry.’
‘Kostadin Sirleshtov - exquisite professional, extensive expertise in the oil and gas sector, very client-oriented, provides valuable insight of the practice of the relevant authorities. Denitsa Dudevska - high-quality professional, very knowledgeable in the oil and gas legislation, provides high standard legal advice and very promptly.’
‘CMS demonstrated excellent professional expertise and are good with keeping deadlines and anticipating client needs.’
‘Kostadin Sirleshtov has vast expertise in energy projects and very good grasp of the broader socio-political and economic context in which energy projects are developed. Denitsa Dudevska is highly appreciated. She is an excellent and trustworthy lawyer, well-trained and offers many valuable pro-active insights.’
‘The team is well versed in the renewable energy industry. Very approachable, the final product received has met our expectations.’
‘Kostadin Sirleshtov is a reputable partner and one of the best market practitioners. Lyuba Bozova-Peshovska is a very experienced regulatory lawyer.’
Key clients
- Aquila Capital
- Greenvolt Power
- Chint / Astronery
- OMV Petrom
- Rezolv / Actis Fund
- Sungrow Renewable Energy Investment Pte. Ltd
- DSK Bank
- Green Source
- EURUS ENERGY EUROPE B.V.
- Enka İnşaat ve Sanayi
Work highlights
- Advised Aquila Capital on the acquisition of three renewable projects in Bulgaria.
- Advice to Greenvolt Power on the acquisition of an 80 MW Ready-to-Build PV Project from AES’s Bulgarian subsidiary.
- Advised GREEN SOURCE GmbH on the development of a 500 MW solar project in Bulgaria and the related corporate restructuring.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next generation partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Kostadin Sirleshtov; Dimitar Zwiatkow
Other key lawyers
Borislava Piperkova; Lyuba Bozova-Peshovska; Konstantin Altandzhiyski; Diyan Georgiev; Viktoriya Dimitrova; Dian Boev; Denitsa Dudevska