Mario Arabistanov


efficient and knowledgeable (Legal 500 2018)

thinks outside the box while concentrating on the result. (Legal 500 2019)

Mario Arabistanov

Mario Arabistanov joined Kambourov & Partners in 2012 and is a key member of the TMT department.    

Mario helps major local and international sector undertakings in projects for the incorporation, structuring, M&As, share, assets and content deals, as well as licensing of telecom, tech and media operators. He assists diverse clients featuring telecoms, IT and data processing service providers, software developers, hardware suppliers, banks, on telecom licensing and compliance, content compliance, sector competition, exploitation, supply, and use of IT, networks and telecommunications, ISP and broadcast services.    

Mario's practice has a strong focus on personal data protection compliance. 


  • Sofia University (LLM, 2015)
  • Diploma course, specialising in English and European law (British Law Centre)


  • Sofia Bar Association