Joel Hammerman is a trial lawyer and investigator who helps companies and their directors and executives respond to government and regulatory inquiries, conduct internal investigations, respond to relator allegations of fraud and handle complex litigation. A federal prosecutor for 12 years, he has successfully tried over 20 cases and argued 11 matters in the U.S. Court of Appeals.

Compliance & Enforcement

As an Assistant U.S. Attorney, Joel investigated and prosecuted scores of sophisticated financial crimes, including health care fraud, bank fraud, money laundering, corporate and securities fraud, commodities fraud, embezzlement, tax evasion, bankruptcy fraud, public corruption and cybercrime.

Joel has significant experience in health care compliance and enforcement issues. He counsels providers on regulatory matters, including those related to the Stark Law, the Anti-Kickback Statute and the False Claims Act, guides them through government investigations, and represents them in litigation.

Civil Litigation

Joel also has broad civil litigation experience. He spent five years at an international law firm where he litigated sophisticated, high-stakes business disputes, including trying cases to favorable verdicts. As a prosecutor, Joel worked with civil litigators from the Department of Justice (DOJ), the Securities and Exchange Commission (SEC), and the Commodity Futures Trading Commission (CFTC).

Trade Secrets

When trade secrets and other sensitive information are compromised, Joel helps clients address these incidents. As a prosecutor, Joel led national security investigations. He served as the United States Attorney’s Terrorism Financing Coordinator and as a liaison to FBI counterterrorism and counterintelligence squads, where he worked closely with federal agents on matters that required coordination with the Department of Justice’s National Security Division.

Personal Interests

Joel is a World War II history buff. He spent summers in college working for the Battle of Normandy Foundation in Normandy, France. Joel is also an avid White Sox fan, who long ago worked as a vendor at Comisky Park.


Bar Admissions


Court Admissions

U.S. Court of Appeals for the Seventh Circuit
U.S. District Court for the Northern District of Illinois


U.S. District Court for the Eastern District of Louisiana, Hon. Sarah S. Vance, 1997-1998


Harvard Law School
J.D. magna cum laude (1997)

The University of Texas at Austin
B.A. highest honors (1994)

Insights & Events

Other Perspectives
  • Trends Surrounding Investigations and Regulatory Matters, Including Antitrust
    Panelist, Corporate Investigations - In the U.S. and Globally, Sandpiper Partners LLC, November 2016


  • Council of Inspectors General on Integrity and Efficiency — Investigation Award for Excellence for the Sacred Heart Hospital investigation and prosecution, 2015 (team member)
  • Council of Inspectors General on Integrity and Efficiency — Gaston L. Gianni, Jr. Better Government Award for the investigation and prosecution of USDA benefits fraud, 2008 (team member)

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