
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. CMS Bulgaria has also 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.’
Key clients
- YGY Industries
- Chint / Astronergy
- Škoda Transportation and Škoda Vagonka
- OMV Petrom
- GREEN SOURCE
- Masdar Taaleri Generation
- Toshiba Corporation
- Green Solar Energy
- EuroAtlantic
- Solar Park Trakiya
Work highlights
- Advising Vier Gas Transport GmbH on in the preparation, application and bid processes of a public procurement procedure held by the Bulgaria-Greece gas interconnector company –ICGB AD.
- Advised Czech Consortium Škoda Transportation and Škoda Vagonka in their successful participation in a public procurement procedure held by Metropolitan Sofia.
- Advising Green Source on the development of a 500 MW solar project in Bulgaria.
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; Diyan Georgiev; Denitsa Dudevska