Theresa Titolo


Titolo, Theresa

Theresa Titolo is a partner in the firm’s Securities Department, and a member of the Securities Litigation and Enforcement Practice Group. She joined the firm in 2002.


Ms. Titolo has represented financial institutions, broker-dealers, accounting firms, private equity firms and individual clients in both trial and appellate litigation involving primarily securities law and corporate issues. She has substantial experience in various types of corporate litigation, with a special focus on complex securities litigation, securities class actions, derivative litigation, RICO actions and bankruptcy adversary proceedings. In government proceedings, Ms. Titolo has represented clients in investigations and enforcement proceedings before the Securities and Exchange Commission and other government agencies concerning insider trading, market manipulation, accounting and auditing practices, adequacy of books and records and disclosure issues. She also has experience in conducting internal investigations involving accounting issues.

Publications & News


November 17, 2010

WilmerHale Announces 2011 Partner and Special Counsel Promotions

WilmerHale is pleased to announce the 16 lawyers who will be elevated to partner and special counsel, effective January 1, 2011. They represent all five legal departments, across five of the firm's offices, and serve clients in the technology, life sciences, financial services and other areas of greatest challenge, complexity and importance.

May 4, 2010

What Does Merck & Co. v. Reynolds Mean for the Future of the Statute of Limitations Defense in Securities Fraud Litigation?

November 13, 2007

WilmerHale Names New Partners and Counsel for 2008

Recent Highlights

  • Representation of investment and lending banks in multiple litigations related to Adelphia Communications Corporation, including an adversary proceeding asserting more than seventy bankruptcy, tort and federal statutory claims
  • Representation of a broker-dealer in pursuing FINRA arbitration claims against a hedge fund related to the fund’s options trading practices
  • Representation of a former Chairman and CEO in simultaneous regulatory and special litigation committee investigations, shareholder litigation and derivative suits
  • Representation of financial institutions in Second Circuit appeal reversing a trend of district court decisions allowing investment advisers to pursue federal securities claims on behalf of their clients
  • Representation of financial institutions in Second Circuit appeal upholding class action settlement over objection by third parties
  • Representation of investment adviser in Second Circuit appeal involving alleged misstatements regarding fees
  • Representation of accounting firms and audit partners in SEC investigations and the Wells process


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JD, Columbia Law School, 2001, Managing Editor, Columbia Law Review.

BA, University of Virginia, 1998, Phi Beta Kappa

Bar Admissions

District of Columbia

New York


The Hon. Emilio M. Garza, US Court of Appeals for the Fifth Circuit, 2001 - 2002

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