28 Elena Vassileva 1195x730

Elena Vassileva

Senior Associate, Cork Office

Elena is a Senior Associate, practising as part of the firm’s Corporate and Commercial, Research, Innovation and Technology, Cyber and Data Protection, and Startup teams. She advises a broad spectrum of domestic and international clients across a number of industry sectors on a variety of commercial law matters. Elena’s practice has a particular focus on technology contracts, clinical trials, intellectual property, electronic commerce and data protection.

As a member of RDJ’s Research, Innovation and Technology team, Elena advises in the area of technology transfer and collaborative research arrangements between higher education institutions and the private sector as well as in relation to clinical trial agreements, material transfer agreements, research and licensing agreements, SaaS, end-user and open-source licences.

As a senior member of RDJ’s Cyber and Data Protection Team, Elena has extensive experience in advising companies, not-for-profit organisations and state bodies on a broad range of data protection issues, particularly international data transfers, data protection-related agreements, policies and procedures and GDPR compliance.

As a member of the firm’s Startup Team, Elena regularly presents to emerging and scaling companies on intellectual property protection (including copyright, trademark, trade secret and licensing) and data protection issues.

Prior to joining the firm, Elena worked as an associate at a top-tier Bulgarian law firm and has been involved in numerous intellectual property and data protection due diligence exercises as part of multi-jurisdictional transactions.


  • drafting and review of a variety of clinical trial agreements and associated clinical trial services agreements for University College Dublin, St. James’s Hospital and Mater Misericordiae University Hospital.
  • advises a microencapsulation technology company in relation to a number of patent and know-how licence agreements.
  • advised NUI Galway on a template SaaS agreement.
  • advised AWN Consulting and Trinity Consultants in relation to their international transfer of personal data between the EU and US.
  • advised Bakchysarai (Ireland) Limited on the merger notification of its acquisition of Vantage Resources Limited.
  • advised a cosmetics brand on online sales restrictions.


Sofia University Saint Kliment Ohridski (LLM)
University College Cork (LLM in Intellectual Property and eLaw)


Admitted as a solicitor in Ireland
European Trade Mark and Design Attorney

The level of engagement provided by the RDJ team is exceptional.
– The Legal 500 (2024)
An excellent firm which provides first-class advice.
– Chambers Europe (2024)
RDJ is the firm that I always gravitate towards first.
– The Legal 500 (2024)