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 a number of higher education institutions and private and voluntary hospitals.
    • advised a safety and security company, on evaluating and mitigating the risk of open-source contamination, the implementation of practical steps for compliance with open source and some rights reserved licences and the drafting and implementation of an organisational open source software policy applicable to in-bound and out-bound transactions and in-house development
    • advised an indigenous Irish software company assisting organisations in optimising and improving their operations, on identifying and addressing the risks associated with use of open-source software and source code licenced under some rights reserved licences and interpretation of the attribution of credit requirements of such licences.
    • assisted a leading provider of Project Management, Chat and Help Desk Software, on the development of software as a service subscription template agreement for its suite of software products.
    • drafted framework products and services agreement for a large Irish ICT and managed services provider.
    • prepared standard form master services agreement for a next generation data science and AI workbench.
    • drafted standard terms and conditions of business and advised on data protection regulatory matters for subscription analytics platform and CRM service provider.
    • advises higher education institutions on a variety of intellectual property related matters to include licence arrangements, collaborative research agreements involving both industry parties and other research performing organisations, spin out companies and other related matters.


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)