Michael A. Sullivan

Recognized as one of the “Best Lawyers in America,” Michael A. Sullivan is a former federal prosecutor with 35+ years of legal experience in complex civil litigation, internal investigations, and criminal prosecutions. He recently served as Counsel to the Volkswagen AG Independent Compliance Monitor Larry D. Thompson. He also advises clients in the U.S. and abroad on compliance with U.S. laws.

He also has successfully tried complex cases for individuals and companies, including cases of fraud, breach of fiduciary duty, other business disputes, and serious personal injury.

In whistleblower cases, he represents qui tam whistleblowers in cases under the False Claims Act, as well as SEC Whistleblowers, FCPA Whistleblowers, CFTC Whistleblowers, and IRS Whistleblowers.

Mr. Sullivan was co-counsel to Relators in two of the largest health care fraud qui tam recoveries in recent years: (1) the $465 million settlement by Mylan, Inc. in 2017 for erroneously classifying its patented, brand name drug EpiPen as a generic drug; and (2) the groundbreaking case that authorized use of statistical sampling to prove elements of FCA liability and damages, United States ex rel. Glenda Martin v. Life Care Centers of America, Inc. (E.D. TN), which in 2016 produced the largest health care fraud settlement in history against a skilled nursing facility chain.

Since the December 2006 beginning of the new IRS Whistleblower Program, Mr. Sullivan has also represented IRS whistleblowers in submissions totaling billions of dollars. He has also worked with the IRS Whistleblower Office staff in presenting programs on best practices in pursuing IRS Whistleblower claims.

In 2009 and again in 2010, Mr. Sullivan was consulted by staff members of the U.S. Senate Banking Committee to discuss how the new SEC Whistleblower and CFTC Whistleblower Programs should operate.

He also conducts and supervises internal investigations for clients with business integrity issues.