TMT

• Provide regular legal advice to Meta, including on matters related to personal data protection and the usage of innovative technology, including in the context of employment, processing of personal data of employees and job applicants and localisation of its public-facing legal documentation for Bulgaria
• Advise Microsoft Bulgaria and its affiliates on contractual, compliance and regulatory matters related to, inter alia, cloud computing, B2B and B2C solutions, commercial issues, personal data protection, etc.
• Advising Synechron, Inc., a global digital transformation consulting company, on the acquisition of Dreamix, a Sofia-based software engineering and digital product development firm, likely one of the largest tech M&A deals in Bulgaria in 2024, allowing both companies to combine their strengths to deliver top-tier business solutions
• Advised Volkswagen AG and Audi AG in respect of local telecommunication regulations, data protection, e-privacy, consumer protection and other relevant aspects in relation to their business in Bulgaria and in particular the Wellness App of motor vehicles manufactured by the client, the implementation of a consent mechanism to collect and process vehicle data, and Over the Air (OTA) updates implementation
• Provides ongoing legal advice to Cisco on the applicability of local telecom regulations regarding its bundled information society and electronic communication services and assist Cisco on an ongoing basis in carrying out their reporting obligations under Bulgarian telecom laws
• Advising Nippon Express Holdings, Inc., a leading Japanese logistics company, on the acquisition of Cargo-Partner subsidiaries in Central and Eastern Europe. This acquisition enhances Nippon Express’s global logistics network, which now includes over 739 locations. Cargo-Partner, based in Austria, provides a range of logistics services with advanced IT integration, including air and ocean freight forwarding.
• Provide ongoing legal advice to Motorola Solutions Germany GmbH on the applicability of local telecom regulations regarding its WAVE on Cloud service and assisted in registering it as provider of electronic communications services in Bulgaria, and in carrying out their reporting obligations under Bulgarian telecom laws
• Assisted the developer of compliance software and services Cleversoft Group GmbH in relation to conducting a corporate due diligence of its local subsidiary Cleversoft Bulgaria EOOD in relation to an investment transaction
• Provide day-to-day advice and legal assistance to GTT Bulgaria EAD, the Bulgarian subsidiary of the multinational telecommunications and internet service provider company GTT Communications, Inc., on the applicability of local telecom regulations regarding its obligations as provider of electronic communications networks and services
• Advising EXA Infrastructure on local telecom regulatory compliance matters in relation to its joint venture with Trans Adriatic Pipeline AG for building a new fibre route connecting France with Turkey in a major expansion of EXA Infrastructure’s European network
• Assisting Vonage B.V. in registering as provider of electronic communications services in Bulgaria and in carrying out both Vonage B.V. and Vonage Business Limited reporting obligations under Bulgarian telecom laws
• Advised Robinhood on the legality in Bulgaria of monitoring tools installed on employee issued laptops
• Advised Denso Corporation, a global automotive components manufacturer headquartered in Japan, on the data protection and telecommunication-related legal aspects of providing their vehicle related technology connected services to customers such as OEMs, Fleet operators and MaaS platformers.

Chambers and Partners

• "Boyanov & Co. is very responsive and fast in responding to our queries. It is very reliable and always takes a positive approach."
  TMT, Band 2, Chambers Europe 2026
• "The TMT team has consistently been able to support with complex and high stakes issues."
  TMT, Band 2, Chambers Europe 2026
• "Boyanov & Co. is very customer-oriented."
  TMT, Band 2, Chambers Europe 2025
• "We receive prompt assistance with all commercial and international legal matters. We can rely on them at any time."
  TMT, Band 2, Chambers Europe 2025
• "The top lawyers are always available."
  TMT, Band 2, Chambers Europe 2024
• "The quality of the professionals we have interacted with positively cascaded down from partners, to lawyers and analysts."
  TMT, Band 2, Chambers Europe 2024
• "The lawyers are practical and useful."
  TMT, Band 2, Chambers Europe 2023

The Legal 500

• “The Boyanov & Co. TMT team is clearly the top professional legal team in this field in Bulgaria. They are highly competent, very responsive and consistently deliver clear, practical, and solutions oriented advice rather than theoretical or bureaucratic input. What also matters much to us is their ability to work under great pressure and meet aggressive timelines without compromising quality. Overall, they clearly stand out as the premier legal team in Bulgaria.”
  TMT, Rank 1, The Legal 500 2026
• “Boyanov & Co. is the local leader in providing sophisticated legal advice. They are excellent in providing competent advice in both day-to-day tech matters and complex cross-border projects. They offer pragmatic and business-oriented solutions and understand well the business dynamics and needs.”
  TMT, Rank 1, The Legal 500 2026
• “They are ready to deep-dive and advise competently on new regulations like AI and connected vehicles. Very responsive and reliable, prepared to work long hours and meet tight deadlines when necessary. Communication is clear, friendly, and professional. They use modern technologies and offer regular reporting and updates on open cases. Overall - we find them great partner and trusted legal advisor in our major tech-related projects.”
  TMT, Rank 1, The Legal 500 2026
• “The team is great mixture of tech-oriented legal experts. Nikolay Zisov is great business lawyer - competent, very pragmatic and business oriented. He has supported us in various cross-border projects, offering great strategic advice and understandable and comprehensible explanations of complex legal matters. He is very responsive, solutions-oriented and understands well our business needs which is very important for us. Deyan Terziev has excellent knowledge of data protection and e-commerce matters and provides great practical advice in these fields.”
  TMT, Rank 1, The Legal 500 2026
• “Nikolay Zisov is great lawyer with broad expertise, attentive, responsive and pragmatic. He is very reliable and trustworthy both in regular legal support but also in complex transactions and negotiations. He always provides competent and business-oriented advice - on time and to the point. Deyan Terziev is excellent data protection expert and have provided us with very useful advice on the privacy aspects of various elements of our business.”
  TMT, Rank 1, The Legal 500 2026
• "The TMT team of BOYANOV & Co. is very competent on tech legal matters. They are capable of providing advice on complex regulatory and commercial matters and at the same time have a practical approach which takes into consideration the particular business needs and goals of our team. Overall, we are very satisfied with the service."
  TMT, Rank 1, The Legal 500 2025