Andrew Mast is a trial attorney in the San Francisco Office of the U.S. Department of Justice, Antitrust Division. Since joining the Division in 2013 through the Attorney General’s Honors Program, Andrew has prosecuted both international cartels and domestic bid-rigging cases. He has worked on the electrolytic capacitors and packaged seafood investigations, as well as investigations into bid rigging at foreclosure auctions in the Northern and Eastern Districts of California. Before joining the Antitrust Division, Andrew served as a law clerk to the Honorable James Knoll Gardner, United States District Court for the Eastern District of Pennsylvania. He received a JD from University of California Hastings College of the Law and a BA from Lewis & Clark College.
Mark Pearson, CPA, is currently the Acting Special Agent in Charge of the Dallas Field Office, Internal Revenue Service Criminal Investigations (IRS-CI), directing criminal investigations for the Internal Revenue Service in Northern Texas, Arkansas, and Oklahoma. Prior to that role, Mark was the Assistant Special Agent in Charge of the Los Angeles Field Office, IRS-CI, where he oversaw seven groups of the IRS Criminal Division engaged in a variety of investigations in the Central District of CA. During his time with the Internal Revenue Service, Criminal Division, Mark has conducted and directed multiple high profile investigations, including Bank Leumi, and international bank engaged in assisting US taxpayers in the hiding of legal and illegal proceeds, the Michael Avenatti fraud investigation, and the Fédération Internationale de Football Association (FIFA) corruption scandal. Mark has also been responsible for the managing of specific program areas including terrorism financing, money laundering, public corruption, cyber fraud, international kidnapping, and most recently CARES Act Fraud (Pandemic Relief) to name a few. Mark has testified on multiple occasions as an expert witness in the area of money laundering and related financial crimes, and has taught classes and provided training on money laundering, trade based money laundering, and terrorism financing.
Anne Veldhuis is a Trial Attorney with the Antitrust Division’s San Francisco Office. She has experience investigating price-fixing and bid-rigging conspiracies affecting federal and state government agencies. Prior to joining the Antitrust Division, Anne was an Assistant U.S. Attorney in the U.S. Attorney’s Office for District of Alaska, where she investigated and prosecuted a wide variety of cases. Before joining the DOJ, Anne worked in private practice at a large law firm and was a law clerk to the Honorable Timothy M. Burgess, United States District Court for the District of Alaska. She holds degrees from the University of Alaska (B.A.) and Stanford Law School (J.D.)