Overview

Matt Segal focuses on internal investigations, white-collar crime, and antitrust matters. With more than two decades of experience in government investigations and prosecutions, Matt offers corporate and individual clients a seasoned insider’s deep understanding of how the U.S. Department of Justice approaches business organizations and their leaders.

Matt advises businesses and individuals in healthcare, lobbying, public service, federal contracting, food, forestry, and other pursuits. He conducts internal investigations, litigates criminal and civil cases, and advises individuals and organizations from investigation through final disposition.

Before joining the firm, Matt was Chief of the Special Prosecutions Unit in the U.S. Attorney’s Office for the Eastern District of California. Matt’s work included complex financial frauds, price fixing, corporate racketeering, tax evasion, environmental law, employee disloyalty, and computer hacking and intellectual property (CHIP) cases. Matt oversaw the Eastern District of California’s participation in the Antitrust Division’s Procurement Collusion Strike Force (PCSF). Earlier, Matt was a Trial Attorney in the Antitrust Division, where he investigated and prosecuted international cartels, bid rigging, and public corruption. Matt has received the Antitrust Division Assistant Attorney General’s Award of Distinction.

Matt has conducted 14 jury trials in federal district court and presented argument multiple times before the Ninth Circuit Court of Appeals and once before the Supreme Court of North Dakota.

Education

Harvard Law School, J.D., 1996, cum laude

Columbia University, Master of International Affairs, 1993

Columbia University, B.A., Political Science, 1991, magna cum laude

Admissions

California

Ninth Circuit Court of Appeals

Central District of California

Eastern District of California

Northern District of California

Experience

Government Investigations

  • Represent Paycheck Protection Program (PPP) and Economic Injury Disaster Loan (EIDL) borrowers in criminal investigations, civil investigations, and voluntary self-disclosures. Supervised government investigations of pandemic fraud.
  • Investigated and advised on global supply chain integrity in natural resource and manufacturing industries.
  • Supervised criminal investigations related to the Clean Air Act, Migratory Bird Treaty Act, and Bald and Golden Eagle Protection Act.

Antitrust

  • United States v. Executive. Defended federal contractor in criminal antitrust prosecution and related civil litigation involving allegations of bid rigging, attempted monopolization, fraud, and false claims.
  • Experience with both prosecuting and defending Antitrust Division wiretap investigations.
  • Defend private antitrust suits related to forestry, food, and real estate.
  • Supervised U.S. Attorney’s Office’s role in PCSF investigation related to bid rigging and bribery in California Department of Transportation contracting.
  • United States v. Frederick Scott Salyer. RICO and antitrust case against Scott Salyer, the CEO and owner of SK Foods, a grower, processor, and international seller of tomato paste and other processed agricultural products.
  • United States v. Austin “Sonny” Shelton. Program fraud and bid-rigging case against a cabinet-level official in the Government of Guam.
  • United States v. Bayer AG. German corporation agreed to pay $4.7 million for fixing the price of nitrile butadiene rubber (NBR).

White Collar Litigation

  • Successfully persuaded prosecutors to dismiss unwarranted criminal charges against a commercial forestry company.
  • Represent healthcare professionals and others in matters related to the federal False Claims Act, federal Anti-Kickback Statute, and California False Claims Act.
  • United States v. Alexandre Cazes. Supervised the Eastern District of California CHIP unit in its landmark indictment and arrest of Alexandre Cazes for his role as the administrator of AlphaBay, the largest dark net marketplace in history.
  • United States v. Matthew Keys. Computer hacking case against a former employee of a large press organization.
  • United States v. William Murray. Fraud case against a CPA who stole approximately $13 million from over 50 clients.
  • United States v. Donald M. Wanland. Criminal tax case against an attorney.
  • United States v. Michael Bolden and Christopher Jackson. Investment fraud case in which the defendants defrauded 240 people out of approximately $37 million.
  • United States v. Steven Zinnel and Derian Eidson. Bankruptcy concealment and money-laundering case against business owner and attorney.

Other Complex Litigation

  • Represented rural electric cooperative in litigation asserting that wholesale electricity rates charged by generation & transmission cooperatives breached wholesale power contract and for declaratory judgment regarding withdrawal rights.
  • United States v. Silas Duane Boston. Federal prosecution of two murders committed off the coast of Guatemala in 1978. Agencies involved included the FBI, Sacramento Police Department, and the Greater Manchester Police Department (UK).
  • United States v. Sierra Pacific Industries (“Moonlight Fire”). Civil negligence case against a forestry company. Defendant attempted to use allegations of prosecutorial misconduct to vacate a settlement worth over $100 million.

Insights

Insights & Presentations

  • “DOJ Antitrust Division’s Updated Guidance on Evaluating Corporate Compliance Programs Includes New Focus on AI and Electronic Communications” (co-author), Stoel Rives’ Global Privacy & Security Blog®, June 2025
  • “Is Home Distilling Now Legal? It’s Complicated” (co-author), Artisan Spirit Magazine, Fall 2024
  • “Antitrust Scrutiny of Health Care Markets Ready to Escalate – Are You Ready?” (co-author), Stoel Rives Health Law Insider Blog, August 2024
  • “Antitrust Division Lawyers’ Recent Messaging on Prosecuting Defense Attorneys Should Disappear,” Competition Policy International Column, May 2024
  • “Criminal Issues Facing the Workplace,” SHRM/Stoel Rives 21st Annual Labor and Employment Law Conference, March 2023

Recognition

  • National Association of Former U.S. Attorneys, Exceptional Service Award
  • Antitrust Division Assistant Attorney General’s Award of Distinction
  • Stoel Rives LLP Andrew Guy Pro Bono Award, Recipient, 2025

Affiliations

Civic

  • Jewish Community Relations Council of Sacramento, Board of Directors Former Member
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