Investigations & White Collar Defense
Our Investigations and White Collar Defense team has considerable experience representing businesses and individuals in government investigations and enforcement actions as well as conducting internal investigations. Clients rely on us to be their trusted partners before or after the government initiates an enforcement action. Our talented team regularly advises and represents clients in healthcare fraud, government contract fraud, tax fraud, violations of the Anti-Kickback Statute, mail and wire fraud, money laundering, false statements, worksite enforcement actions, and government program fraud.
Clients also look to us to conduct internal investigations into complex and sensitive matters. With dozens of internal investigation under their belts, our team is adept at evaluating risk and implementing prevention and compliance measures. Importantly, we are able to draw on the knowledge and abilities of our experienced regulatory and industry professionals to develop comprehensive strategies that address not only the case at hand, but the public, media, and related consequences of enforcement actions.
If the clientâs best course of action is to go to trial, then the Jackson Walker team can assemble an accomplished trial team with a long record of outstanding results. The teamâs collective experience includes:
- trying well over 150 cases to verdict in federal and state courts
- arguing over 20 cases on appeal in federal appellate courts
Our team has deep experience with federal and state prosecutorsâ offices in Texas, DOJ Criminal and Civil Fraud Sections in Washington, DC, and U.S. Attorneyâs Offices around the country.
We have handled investigations and litigation initiated by virtually every U.S. enforcement agency, including:
- Department of Justice (DOJ)
- Department of Commerce
- Department of Defense (DOD)
- Department of Homeland Security (DHS)
- Department of Health & Human Services (HHS)
- Department of State
- Environmental Protection Agency (EPA)
- Federal Trade Commission (FTC)
- Financial Regulatory Authority (FINRA)
- Internal Revenue Service (IRS)
- Immigration and Customs Enforcement (ICE)
- Office of Inspector General (OIG)
- Office of Foreign Asset Control (OFAC)
- Public Company Accounting Oversight Board (PCAOB)
- Securities and Exchange Commission (SEC)
- State Attorneys General and District Attorneys around the country

September 2, 2025
Speaking Engagements
Joe Magliolo to Moderate Cybersecurity Panel at UT Lawâs 2025 Government Enforcement Institute
Jackson Walker Partner Joe Magliolo will serve as moderator of the panel âCybersecurity and Privacy Law Enforcementâ during The University of Texas School of Lawâs 11th Annual Government Enforcement Institute (UTGEI).

August 21, 2025
Attorney News
âThe Best Lawyers in Americaâ Features 350 Jackson Walker Attorneys in 2026 Edition, Including 10 âLawyers of the Yearâ and 106 âOnes to Watchâ
The Best Lawyers in America, a widely regarded guide to legal excellence, has recognized 350 Jackson Walker attorneys across 87 specialty practice areas in its 2026 edition, including 10 Lawyers of the Year and 106 Ones to Watch.

August 13, 2025
Insights
Fifth Circuit Criminal Opinions: Insights and Analyses Part VI
By Joe Magliolo
In this monthly roundup of notable Fifth Circuit Criminal and White Collar-related case updates, the Court addressed a range of important topics, including the application of Bruen, an extended discussion of Terry stops, the Sentencing Guidelines, and collateral attacks on previous immigration removal orders.

July 28, 2025
Insights
A Look At Key 5th Circ. White Collar Rulings So Far This Year | Law360
In this article published by Law360, Joe Magliolo examines recent Fifth Circuit decisions from the first half of 2025 that shape the landscape of white-collar criminal enforcement, highlighting key developments in False Claims Act litigation, healthcare fraud, SEC enforcement, and criminal procedure.

July 25, 2025
Insights
Fifth Circuit Criminal Opinions: Insights and Analyses Part V
By Joe Magliolo
Continuing our series summarizing recent Fifth Circuit criminal and civil case opinions, in June the Fifth Circuit addressed several Bruen-based challenges to firearm convictions, reviewed multiple healthcare fraud cases involving marketers and restitution, and reversed one healthcare fraud conviction due to the mid-trial dismissal of a juror.

July 3, 2025
Insights
Fifth Circuit Criminal Opinions: Insights and Analyses Part IIII
By Joe Magliolo
Continuing our series summarizing recent Fifth Circuit criminal and civil case opinions, this May 2025 edition highlights cases particularly relevant to white-collar practitioners. This issue features discussions on crimes of violence in the context of sentencing, warrantless protective sweeps, restitution, forfeiture, and the sufficiency of the evidence.

June 6, 2025
Insights
Fifth Circuit Criminal Opinions: Insights and Analyses Part III
By Joe Magliolo
As we continue our series summarizing recent Fifth Circuit criminal opinions, in April the Court addressed a variety of noteworthy topics, including tax fraud, an interlocutory appeal stemming from a mistrial prompted by alleged government misconduct, the Anti-Kickback Statute, the scope of SEC receiverships in securities fraud cases, restitution related to relevant conduct, the scope of plea agreements, a murder-for-hire case involving Rule 404(b), and other issues.

June 5, 2025
Spotlight
Chambers and Partners Releases 2025 USA Guide Featuring 79 Jackson Walker Attorneys and 28 Ranked Departments
Jackson Walker is pleased to announce that Chambers and Partners has selected 79 attorneys and 28 departments for inclusion in the 2025 edition of the Global and USA guides. Attorneys were ranked across 29 departments, with 4 attorneys listed among multiple areas, 9 ranked nationwide in their respective areas, and 12 recognized for the first time.

April 29, 2025
Insights
Fifth Circuit Criminal Opinions: Insights and Analyses Part II
By Joe Magliolo
As we continue our series summarizing recent Fifth Circuit criminal opinions, the latter half of March proved to be particularly noteworthy. The Fifth Circuit addressed a range of cases, including those involving the False Claims Act, the death penalty, and several other criminal matters.
- Healthcare fraud and anti-kickback claims
- Special inquiries of fraud and misconduct allegations
- Insider trading
- Executive improprieties
- FDA violations
- Whistle-blower allegations under FCA and other bounty programs
- FCPA violations
- RICO violations
- International trade and customs fraud
- Money laundering violations
- Government contracting and procurement fraud
- Public official corruption
- Securities law violations