Ballard Spahr LLP

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Lawyers

Stephen Kastenberg

Ballard Spahr LLP, United States

Work Department

Litigation

Position

Partner

Career

Stephen J. Kastenberg focuses on complex business litigation with an emphasis on antitrust and competition, securities, and corporate governance litigation. He has successfully defended public and private companies and universities in federal and state lawsuits, including class actions, throughout the United States. He also regularly represents clients as plaintiffs in business disputes, or assists them through internal investigations. Stephen is based in Philadelphia and is a member of the firm’s Elected and Expanded Boards.

In his nearly 30 years of litigation experience, Stephen has achieved a significant number of victories through trial, arbitration, summary judgment, advantageous settlement, and on appeal. His clients range from Fortune 100 multinational corporations to privately held companies and nonprofit organizations, and span such industry sectors as pharmaceuticals, chemicals, investments, media and technology, real estate, financial services, and higher education.

Admissions

New Jersey

Pennsylvania

Supreme Court of New Jersey

Supreme Court of Pennsylvania

U.S. District Court for the Eastern District of Pennsylvania

U.S. Court of Appeals for the Second Circuit

U.S. Court of Appeals for the Third Circuit

U.S. Court of Appeals for the Fourth Circuit

U.S. Court of Appeals for the Ninth Circuit

U.S. Court of Appeals for the Tenth Circuit

U.S. Court of Appeals for the Eleventh Circuit

Memberships

American Bar Association, Antitrust Section

New Jersey State Bar Association

Pennsylvania Bar Association

Philadelphia Bar Association

Ballard Spahr's Pro Bono Committee

New Jersey Scholars Program, Member and past President

Lawyers' Committee for Civil Rights, Director and Trustee

Police Corruption Task Force, past appointee by Philadelphia Mayor Edward Rendell

Education

Harvard Law School (J.D., cum laude, 1992) Managing Editor, Harvard Journal on Legislation

Princeton University (A.B., cum laude, 1988)

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