​​Óisín provides strategic counsel to emerging and high-growth technology companies. His practice includes startup counseling, venture capital financings, mergers and acquisitions, securities law compliance and corporate governance.

Prior to joining Fenwick, Óisín worked as an intern for Senator Tim Kaine in the United States Senate and at a large international law firm in Dublin, Ireland.

Education & Admissions

LL.M., Duke University School of Law

B.C.L., magna cum laude, Civil Law with Economics
University College Dublin

Admitted to practice in New York​​​​​​​​​​


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