Brent Tantillo

Brent S. Tantillo is the Managing Shareholder of Tantillo Law, PLLC. Brent guides his clients through high-stakes lawsuits, often involving government and internal investigations, whistleblower actions, and other federal regulatory matters.

Brent has extensive experience handling disputes relating to health care fraud, money laundering, the Bank Secrecy Act, RICO, and the False Claims Act. He also provides clients with risk management and compliance advice.

Brent worked for ten years for the United States Department of Justice, serving as an Assistant United States Attorney in the Southern District of Florida from 2006 to 2016. Brent led the Southern District of Florida’s Human Trafficking Task Force from 2006-2010, where he coordinated the efforts of over forty non-governmental organizations and law enforcement agencies in rooting out human slavery. Brent also prosecuted cases involving public corruption, organized crime, and drug and sex trafficking. He also served as Counsel & Legislative Assistant in the United States House of Representatives in 2005-2006, where Brent drafted legislation on tax, banking, energy, environmental, and judiciary issues.

From 2003-2005, Brent served as Deputy Director of the Projects for Civil Justice Reform and International Religious Liberty at Hudson Institute. As Deputy Director of the Projects for Civil Justice Reform and International Religious Liberty, Brent directed a national effort to revise rules of professional conduct in order to prevent attorneys from overcharging their clients and to ensure the enforcement of existing fiduciary standards. He also has played a key role in the drafting of three landmark pieces of legislation of international import: The North Korean Freedom Act, ADVANCE Democracy Act, and the Trafficking Victims Protection Reauthorization Act.

Brent and his work have been featured in Washington Times, Newsmax, Insight Magazine, National Law Journal, Energy Law Journal, New Jersey Law Journal, Los Angeles Law Journal, among others.


  • University of Houston, 2014

    Certification, Professional Land Management

  • University of Houston Law Center, 2003


  • University of Texas at Austin, 1998

    BBA, Finance

Bar Admissions

  • District of Columbia

Court Admissions

United States District Court for the District of Columbia
District of Columbia Court of Appeals

Honors and Awards

In 2009, Brent received the Internet Crimes Against Children Award from Attorney General, Eric Holder. He was also the recipient of the U.S. Attorney’s Office Team Award for Exceptional Performance.


  • English
  • Spanish

Brent Tantillo

Managing Shareholder