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Selien Coolen focuses her practice on general corporate litigation matters and civil proceedings, including before the Enterprise Chamber of the Amsterdam Court of Appeal. Her experience covers complex commercial disputes, shareholder disputes, directors' and professional liability, contract law, and disputes related to breach of contract, tort, and damage claims. Selien also advises life sciences companies, particularly in the medical device and biotechnology sectors.

Selien's recent engagements include representing a client in numerous legal proceedings involving a dispute over the directorship of three offshore funds and representing a major food manufacturing company in a contractual dispute with one of its suppliers.

In addition, Selien counsels clients on matters involving the full life cycle of medical products, from pre-market authorizations and conformity assessments to marketing and post-market issues, including distribution and compliance matters. Selien also provides regulatory and compliance analyses in life sciences M&A.

Selien is a member of the Dutch Association for Health Law (VGR).

Prior to joining Jones Day in 2015, Selien worked as a court clerk at the Civil Department of the Court of Maastricht and the Court of Amsterdam.


  • Eurobio Scientific acquires GenDxJones Day advised Eurobio Scientific SA in the acquisition and financing of the Dutch company Genome Diagnostics BV (GenDx) from its founder and its shareholders for €135 million (net of adjusted cash).