Bill Dillon Dillon Law Group




BILL DILLON is the Managing Partner of Dillon Law Group, LLC, a litigation boutique focusing on white collar, antitrust, and healthcare fraud defense.  Bill has 30 years of experience litigating white collar cases and has resolved matters affecting pharmaceutical, construction, healthcare, technology, transportation & energy markets. 


Bill is a former federal prosecutor with experience that includes complex FCPA investigations, criminal pharmaceutical and healthcare fraud matters, international antitrust investigations, federal public corruption cases, mail fraud, international money laundering, and bribery cases.

Over the past three decades, Bill has tried and won numerous jury trials and collected hundreds of millions in fines and judgments.  As a Senior Trial Attorney for the Antitrust Division of the U.S. Department of Justice, he supervised investigative teams across the globe in gathering and compiling evidence in matters affecting global markets, particularly in the United States, Latin America, Europe, and Australia.



  • Successfully resolved complex corruption case and dramatically reduced exposure

  • Represented CEO in health care fraud investigation, no charges filed

  • Represented CEO in real estate foreclosure fraud investigation, no charges filed

  • Represented investor before the SEC in ERISA matter, no charges filed

  • Counseled CEO of auto parts manufacturer on antitrust compliance issues

  • Represented CEO in FCPA investigation in Latin America, no charges filed

  • Represented National Sales Dir. in criminal pharmaceuticals matter, no charges filed

  • Represented CFO in FCPA investigation, no charges filed

  • Represented Division President in international cartel investigation, no charges filed

  • Litigated complex sentencing issue involving more than $60 million in economic harm

  • Successfully tried case involving international bid rigging in civil construction industry

  • Negotiated resolution of four price fixing cases in international air cargo industry

  • Negotiated “no-jail deals” for corporate employees in two healthcare fraud cases

  • Negotiated pre indictment dismissal of wire fraud charges in a securities case

  • Supervised investigation in the construction industry in Germany and Egypt

  • Supervised investigation and interviews under MLAT in Australia.



  • The DOJ Domino Effect: Forecasting the Growth of the Generic-Drug Probe” ABA Cartel & Criminal Practice Spring 2017 Newsletter

  • Antitrust Amnesty Programs in Latin America, Int. Cartel Network, Cartagena, Col.

  • ABA Generic Drug Price Fixing Investigation Panel, November 2016

  • Colombian Leniency Program and DOJ Leniency: Different Approaches” ABA Antitrust Spring 2015 Newsletter

  • Sponsorship Trial Strategy, Georgia State Law School, 2014

  • Internal Investigations in FCPA Cases, ACFE, 2013

  • Parallel Investigations in Antitrust Matters, ICLE, 2013

  • Sponsorship Trial Strategy, U.S. Department of Justice, Antitrust Division, 2012

  • Public Corruption Cases, National Trial Advocacy Center, 2012

  • Antitrust Enforcement, International Cartel Network, Lisbon, Portugal, 2009

  • Antitrust Cartel Investigation, International Cartel Network, Sydney, Australia, 2004



  • American Bar Association, Antitrust Section, Criminal Justice Section

  • District of Columbia Bar Association

  • Georgia Bar Association

  • Alabama Bar Association

  • Atlanta Bar Association

  • National Association of Criminal Defense Attorneys

  • International Association of Independent Corporate Monitors