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Marc S. Casarino Partner

Chair, Operations Committee and Lateral Recruiting Committee
Wilmington, DE | Direct 302.467.4520Fax 302.467.4550
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Marc is a business litigator with over 20 years of experience helping clients effectively achieve their objectives, manage risk and resolve disputes. He regularly advises on the nuances of Delaware corporate and commercial law. His focus includes corporate governance, fiduciary obligations, director and officer disputes, stockholder rights, partnership conflicts, internal investigations, special committee representation and securities claims. He has first-chair trial experience in all of the Delaware courts at both the state and federal levels, including expedited proceedings, such as requests for temporary restraining orders or preliminary injunctions. Routinely, insurers trust him to provide complex coverage analysis. Marc’s decades of experience are the foundation for his efficient management of client matters.

Representative Matters

The following is a sample of Marc’s representative matters over a two-decade litigation career:

  • Defense of directors and officers in numerous lawsuits by stockholders alleging breaches of fiduciary duties and myriad business torts involving a variety of industries, including by example, financial services, technology, software and healthcare
  • Defense of directors and officers in lawsuits by bankruptcy trustees, receivers and creditor constituencies for breaches of fiduciary duties and avoidance / claw back claims
  • Defense of claims brought under state and federal securities laws
  • Litigation of complex insurance coverage disputes, primarily with respect to D&O and E&O policies
  • Litigation of equitable claims for temporary and permanent injunctions involving restrictive covenants and non-compete disputes
  • Litigation of books and records demands upon Delaware business entities



Bar and Court Admissions


U.S. Court of Appeals for the Third Circuit

U.S. District Court for the District of Delaware


Widener University School of Law, JD, 1997

University of Delaware, BS, Economics, 1994


Delaware State Bar Association, Corporate Law and Commercial Law Sections

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