Mark Hanna


Mark Hanna is a founding partner of Murphy Anderson PLLC. He has a diverse labor and employment law practice representing whistleblowers alleging fraud, low-wage workers in class and collective actions, and labor unions.

Mark has successfully represented qui tam relators (whistleblowers) in False Claims Act cases concerning health care, construction and procurement fraud. Mark is adept at working in the unique procedural framework of the False Claims Act, including working with the Department of Justice and United States Attorneys’ offices while cases are under seal and in jointly litigating fraud cases with the government. Mark also represents clients in SEC and IRS whistleblower actions alleging shareholder and taxpayer fraud.

Mark also litigates collective and class actions alleging wage-and-hour violations, including overtime, misclassification, unpaid meal breaks, and donning-and-doffing violations. Most of Mark’s clients are low-wage service and construction workers.

Mark represents national and local labor unions and employee benefit plans in federal and state courts and in arbitration proceedings.

The DC Employment Justice Center awarded Mark its Volunteer of the Year Award and its Volunteer of the Decade Award in recognition of his work on behalf of low-wage workers.

Mark has experience in international labor-rights issues, having traveled to the Middle East and China to promote independent unionism and worker dignity.

He is active in the Lawyers Coordinating Committee (LCC) of the AFL-CIO, Taxpayers Against Fraud (TAF) and the National Employment Lawyers Association (NELA). In July 2020, Mark began serving a 3-year term on the Board of Directors of NELA. In January 2020, Mark was elected to a 3-year term on the Board of Directors of the Metropolitan Washington Employment Lawyers Association (MWELA). Mark is regularly asked to speak at national bar conferences about the False Claims Act, labor law, and wage-and-hour law.

In 2019, the Washington Lawyers’ Committee for Civil Rights and Urban Affairs awarded Mark the Wiley Branton Outstanding Achievement Award for his work on behalf of low-wage workers. 

Mark Hanna, Partner - Murphy Anderson PLLC

Washington Office

Bar Admissions



  • BA, James Madison College at Michigan State University
  • JD, University of Michigan