Deyvid Iliev

Associate
BIOGRAPHY

Deyvid joined the law firm in 2018 after graduating from the Faculty of Law at Sofia University St. Kliment Ohridski. He began as a Legal Trainee (2018–2019), advanced to Junior Associate (2019–2021), and has been serving as an Associate since 2021. Throughout his career path in the firm Deyvid has played a key role in teams delivering comprehensive and tailored legal services across all aspects of corporate transactions in Bulgaria. His expertise encompasses deal analysis, selecting optimal structural options, negotiating transaction documentation, fulfilling conditions precedent, closing deals, and overseeing their registration. Additionally, Deyvid provides ongoing legal support to both multinational and local clients in the TMT sector, including advising on the application of local telecommunications regulations.

EDUCATION

  • Faculty of Law, Sofia University St. Kliment Ohridski, MA in Law (2017)
RECENT WORK
LANGUAGES

Nikolay Zisov

Partner
Head of Automotive and TMT Practice Groups
BIOGRAPHY

Nikolay is a Partner with BOYANOV & Co and heads its Technology, Media and Telecommunications (TMT) legal practice. He has more than 20 years of experience with the law firm.

Nikolay’s areas of specialization include: Corporate and Company law, Mergers & Acquisitions, Foreign Investments, IT, TMT, IP, Cybersecurity and Personal Data Protection. He has significant experience in providing commercially oriented advice to technology companies on a large range of tech-related legal matters the industry is facing. He has advised clients, including large industrial companies, software and telecom businesses, cable operators and firms from the global and local IT industry, on a number of M&A projects, regulatory, e-commerce and privacy issues, cyber incidents response, IP/IT contracts drafting and negotiations, as well as complex due diligence projects.

His professional journey at BOYANOV & Co. began as a Trainee Attorney (1999–2003), followed by roles as Associate (2003–2012), Senior Associate (2012–2015), and Partner since 2015.

EDUCATION

  • Faculty of Law, Sofia University St. Kliment Ohridski, MA in Law (2003)
  • Academy of American and International Law, The Center for American and International Law (formerly The Southwestern Legal Foundation), Dallas, USA (2006)
RECENT WORK
LANGUAGES

  • "He is extremely quick and precise."
    Nikolay Zisov, TMT, Band 3, Chambers Europe 2025
  • “We work mostly with Nikolay Zisov, who is the head of the TMT practice. Nikolay is competent and experienced TMT lawyer and supports us in most of our projects with great expertise and attention to detail. We count on him for sound legal advice and reliable support.”
    Nikolay Zisov, TMT, Rank Leading partners, The Legal 500 2025
  • “Nikolay Zisov is enthusiastic, young, and a capable leader from the tech generation.”
    Nikolay Zisov, The Legal 500 2022
  • “Responsive, taking responsibility of his ideas, problem solving”
    Nikolay Zisov, IFLR1000 2020
  • “Professionalism, excellent knowledge of the matters of law, high responsibility and client-orienting approach”
    Nikolay Zisov, IFLR1000 2020

Deyan Terziev

Senior Associate
BIOGRAPHY

Deyan Terziev is a Senior Associate with BOYANOV & Co. with more than 12 years of experience. He began his career at the firm as a Trainee Attorney (2012–2014), progressed to Junior Associate (2014–2017), then Associate (2017–2021), and has held the position of Senior Associate since 2021.

Since 2018 Deyan has been a Certified Information Privacy Professional for Europe with the International Association of Privacy Professionals.

Deyan’s areas of specialization include: Personal Data Protection, Consumer Protection, Commercial, Employment, TMT. Deyan provides regular advice to clients on regulatory compliance matters in the field of telecom regulations, personal data protection, whistleblowing, e-identification and digital signatures, connected vehicles, cybersecurity, AI and IT. He has participated in legal due diligence analyses of mobile telecoms, IT companies, TV and radio stations. He has significant experience in carrying out extensive data protection and whistleblowing compliance projects for local subsidiaries of international clients. Deyan has also participated in all legal projects undertaken by the firm on matters related to autonomous and connected vehicles.

EDUCATION

  • Faculty of Law, Sofia University St. Kliment Ohridski, MA in Law (2013)
  • Academy of American and International Law, The Center for American and International Law, Dallas, USA (2017)
  • Certified Information Privacy Professional / Europe (CIPP/E) (2018)
RECENT WORK
LANGUAGES