Maura Barry Grinalds represents corporations and individuals in a wide variety of complex disputes, including securities, corporate, commercial litigation and class actions in federal and state trial and appellate courts, as well as U.S. and international arbitration proceedings.


Ms. Grinalds has represented both plaintiffs and defendants in a broad array of matters, including claims involving breach of contract, fraud, breach of fiduciary duty, tortious interference, non-competes, trade secrets, franchise, license and intellectual property disputes, antitrust violations, civil RICO and other statutory claims. She has conducted many internal investigations on behalf of corporate boards, independent committees and clients on sensitive matters. Representative client industries include aerospace, auctions, automotive, banking and finance, consumer products, defense contractors, electronics, energy, heavy equipment, hospitality, hospitals, gaming, internet, manufacturing, online services, pharmaceutical, private equity, real estate, technology, telecommunications, satellites and video games.

In the area of securities litigation, Ms. Grinalds has successfully obtained the dismissal of numerous federal securities class actions on behalf of public companies, individual directors, and officers and/or underwriters. Ms. Grinalds has represented clients through all phases of federal securities class actions. She represents registrants and individual directors and officers in regulatory proceedings and investigations before the U.S. Securities and Exchange Commission and other bodies. She also frequently represents publicly traded companies and directors and officers in shareholder class actions and derivative litigation in state courts.

Ms. Grinalds has extensive experience representing clients in arbitration proceedings before U.S. and international arbitration bodies. These matters have included full evidentiary hearings, as well as proceedings in state and federal trial and appellate courts to compel or enjoin arbitrations and to enforce orders of arbitral tribunals.

Ms. Grinalds is a two-time recipient of the Legal Aid Society award for outstanding pro bono public service and is an active volunteer for the Innocence Project, for which the firm was honored at the 2010 Innocence Project Celebration of Freedom and Justice. In 2014, she completed a six-year term on a hearing panel of the Departmental Disciplinary Committee of the New York State Supreme Court, Appellate Division, First Department. She is a co-chair of the firm’s Women’s Initiative Committee and a member of the Partner Selection Committee. Ms. Grinalds is a council member of the American Arbitration Association - International Centre for Dispute Resolution and member of the AAA’s Large Case Committee. She serves as a director on the board of directors of the U.S. Sciences Po Foundation. Ms. Grinalds also is co-chair of the New York Chapter of the Harvard Law School Women’s Alliance and a board member of the Harvard Law School Association of New York.

She repeatedly has been selected for inclusion in The Best Lawyers in America, which named her as a 2020 New York Litigation - Mergers and Acquisitions Lawyer of the Year.



  • J.D., Harvard Law School, 1991 (magna cum laude; Ames Moot Court)
  • Harvard University Tower Fellow, L'Institut d'Etudes Politiques de Paris, 1987 (Certificat Mention Bien); L'Institut des Hautes Etudes Internationales, Paris II, 1987 (Certificat Mention Bien)
  • B.A., Harvard University, Harvard and Radcliffe Colleges, 1985 (magna cum laude; Phi Beta Kappa)


  • New York
  • Connecticut
  • U.S. Supreme Court
  • U.S. District Courts for the Eastern District of Michigan, the Southern and Eastern Districts of New York and District of Connecticut
  • U.S. Courts of Appeals for the First, Second, Ninth and Federal Circuits
  • U.S. Federal Court of Claims

Maura Barry Grinalds

Partner, Complex Litigation and Trials; International Litigation and Arbitration