Helen O’Reilly is an associate in the firm’s Litigation department. From 2012 to 2013, Ms. O’Reilly served as a law clerk to the Hon. John Gleeson of the United States District Court for the Eastern District of New York, and from 2011 to 2012, she served as a law clerk to the Hon. Barrington Parker of the United States Court of Appeals for the Second Circuit.

Representative Matters

Advise corporate and not-for-profit clients on employment issues including employment and separation agreements, employee handbooks, independent contractor status, intern status, sexual harassment and misconduct investigations, social media issues, and wage and hour law compliance.

Defend a large transportation company in a putative Fair Labor Standards Act collective action and class action.

Represent a leading not-for-profit organization in an internal investigation relating to discrimination and retaliation.

Advise a large educational not-for-profit client on employment implications of business reorganization.

Defend a leading foundation in putative Alien Tort Statute complaint.

Represent financial guaranty insurers in breach of contract and fraud actions concerning residential mortgage-backed securities.

Represent major pharmaceutical company in ANDA litigation, resulting in successful resolution following trial.

Pro Bono
Chair of the Programs Committee on the Task Force on Mass Incarceration at the NYC Bar Association.

Successfully represented a federal inmate in a federal clemency petition.

Represent Brooklyn resident in federal false arrest and malicious prosecution case.

Represent small not-for-profits in re-drafting employee Handbooks.


  • U.S. Court of Appeals, Federal Circuit
  • U.S. District Court, Southern and Eastern Districts of New York
  • New York


  • Spanish

Professional Activities

MEMBERSHIPS: New York State Bar Association; Federal Bar Council; New York City Bar Association (Member, Criminal Law Committee); Queens County Bar Association; New York American Inn of Court (2015 – present)