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Sean C. Griffin

Sean C. Griffin



  • Litigation
  • Employment Litigation
  • Construction Law
  • Government Investigations and Corporate Compliance

WSG Practice Industries


D.C., U.S.A.


Sean C. Griffin litigates complicated contract disputes, many of which involve allegations of fraud. He represents various organizations—including government contractors, transportation companies, and law firms—in the District of Columbia, Maryland, Virginia, and around the country. Additionally, as an IAPP Certified Information Privacy Professional (CIPP/US), he helps clients establish and maintain data security, respond to data breaches, and litigate privacy cases. Applying his unique experience as a former Department of Justice trial attorney, Sean also provides counsel regarding compliance issues, including government contract compliance, and he assists in responding to state and federal subpoenas.

After graduating from Columbia University School of Law, Sean clerked for the U.S. District Court for the District of Maryland. After his clerkship, he worked as a trial attorney at the U.S. Department of Justice, Civil Division, where he handled commercial litigation trials and appeals as well as government contract and construction litigation.  

Bar Admissions

Virginia, 1993

District of Columbia, 1994

Maryland, 1993


Columbia University School of Law, J.D., 1993 Harvard College, B.A., cum laude, 1990
Areas of Practice

Construction Law | Employment Litigation | Government Investigations and Corporate Compliance | Litigation | Privacy and Data Security | Professional Liability Litigation | Securities Litigation


Need to Address COVID-19 Compliance Matters Underscored by New Pandemic Inspector General
Dykema, April 2020

The COVID-19 crisis has triggered an unprecedented response of federal and state relief programs to provide health care resources and economic relief. Once the country moves past the immediate crisis, the government will take a hard look at emergency payments. Along with $2 trillion in relief, the CARES Act established a new law enforcement authority within the Treasury Department: the Special Inspector General for Pandemic Recovery (the SIGPR)...

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

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