FacultyFaculty/Author Profile
Maeve L. O'Connor

Maeve L. O'Connor

Debevoise & Plimpton LLP

New York, NY, USA

Maeve O’Connor is a litigation partner whose practice focuses on securities litigation, including class and derivative actions; fiduciary duty litigation; merger and acquisition litigation and counseling; and complex commercial litigation. She is recognized as a leading lawyer by Chambers USA (2016) and The Legal 500 US (2015). She is also recognized as a "Litigation Star" and as one of the "Top 250 Women in Litigation" in the IFLR Benchmark Litigation Guide (2014-2015). She is a member of the firm’s Management Committee. Prior to joining Debevoise, Ms. O’Connor served as a Law Clerk to the Honorable H. Lee Sarokin, US Court of Appeals for the Third Circuit. Ms. O’Connor received her J.D. from Yale Law School, where she was a Senior Editor of the Yale Law Journal. She obtained her B.A. magna cum laude from Harvard University, where she was elected to Phi Beta Kappa.


The Special Committee of  Martha Stewart Living  Omnimedia in multiple stockholder class actions challenging proposed sale of company to Sequential Brands.

MetLife, Inc., its Board of Directors, and certain  officers in securities class action and derivative litigation arising from the company’s practices with regard to unclaimed life insurance benefits.

Directors and officers of  Cablevision in dismissal of a derivative lawsuit related to executive and board compensation.

Prudential Financial, Inc., its Board of Directors, and  certain officers in securities class action and derivative litigation arising from the company’s practices with regard to unclaimed life insurance benefits

The Special Committee  and independent members  of the Board of Directors of Dell Inc. in defeating requests for a preliminary injunction and obtaining dismissal of 26 stockholder class actions challenging $25 billion going-private transaction.

J.C. Flowers & Co. in dismissal of lawsuit arising from the 2011 collapse of MF Global.

The Federal Reserve Bank  of New York in a lawsuit brought by an AIG shareholder challenging the terms of the historic $85 billion bail-out of AIG.

The former Chief Financial  Officer of Hertz in dismissal of a securities class action lawsuit challenging Hertz's accounting arising from restatement of financial results.

JPMorgan Chase & Co. and certain of its affiliates in dismissal of a class action lawsuit challenging provision of private mortgage reinsurance under RESPA.

Providence Equity Partners in winning summary judgment in a shareholder class action lawsuit arising from Providence's $1.9 billion acquisition of SRA International.

The former President of North American Sales of a major telecommunication company in litigation against the SEC.

Two mutual fund  complexes in securities class action and derivative litigation and multiple enforcement matters related to trading activity.


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