As a KBK Partner with over 15 years of experience as a civil- and criminal-trial attorney, Jeff Chemerinsky serves as a key member of the firm’s white-collar defense and complex commercial litigation practices. Prior to joining KBK, Mr. Chemerinsky served as a federal prosecutor and the Chief of the Violent and Organized Crime Section of the United States Attorney’s Office for the Central District of California.

An experienced and skilled trial lawyer, during his time as a federal prosecutor, he successfully tried 16 cases to verdict. He prosecuted a wide range of cases ranging from large RICO murder cases and sex-assault cases to fraud and corruption cases. During his nearly decade-long tenure as a federal prosecutor, Mr. Chemerinsky achieved a number of notable convictions in high-profile cases, including prosecuting over 30 MS-13 gang leaders and members and the leader of the East Coast Crips. Mr. Chemerinsky also prosecuted an individual who embezzled money from HBO in a case that received wide media attention.

Mr. Chemerinsky has received numerous awards for his service, including the prestigious U.S. Department of Justice’s Director’s Award for Superior Performance as an Assistant U.S. Attorney. He was also honored with commendations by several law enforcement agencies, including the FBI, Department of Homeland Security, and Bureau of Alcohol, Tobacco, Firearms, and Explosives. He is a two-time recipient of the U.S. Attorney’s Office Victim Service Award, which honors individuals, organizations, teams, and programs that work in support of victims and survivors of crime.

Prior to joining the U.S. Attorney’s Office, Mr. Chemerinsky had a robust civil and criminal trial practice at a law firm in Los Angeles.

Mr. Chemerinsky served as a law clerk for the Honorable George H. King, U.S. District Court Judge for the Central District of California, and the Honorable Robert H. Henry, Chief Judge for the U.S. Court of Appeals for the Tenth Circuit. He received his law degree, magna cum laude, from Duke Law School, where he was Editor-in-Chief of the Duke Law Journal. He graduated from New York University, magna cum laude.


Duke University School of Law, J.D., 2009 

  • Magna cum laude
  • Duke Law Journal, Editor-in-Chief, Volume 58

New York University, Gallatin School, B.A., International Politics, 2005

  • Magna cum laude
  • Dean’s List, all semesters
  • Founder’s Award for outstanding academic achievement


U.S. District Court, Central District of California, 2010–2011

  • Judicial Law Clerk, Hon. George H. King

U.S. Court of Appeals for the Tenth Circuit, 2009–2010

  • Judicial Law Clerk, Hon. Robert H. Henry, Chief Judge

White Collar Crime

  • Led the successful prosecution of a former HBO executive who was sentenced to 30 months in federal prison for embezzling approximately $1 million.
  • Prosecuted eight defendants for their in a broad wire fraud scheme involving millions of dollars of loss.
  • Prosecuted three defendants for their roles in a cross-border money laundering scheme, involving the transportation of kidnapping proceeds.

Complex Civil Litigation

  • Successfully defended Gap in a federal jury trial for copyright violations.
  • Obtained a preliminary injunction on behalf of Ansett Aircraft (an airplane parts company) based on theft of trade secrets.

Gang Prosecution

  • Prosecuted over 30 members of MS-13 for RICO, murder, and other related offenses. The indictments and prosecutions included the one-time “shot caller” of the transnational criminal street gang.  The outcome of this case led to the dismantling of a significant part of MS-13’s leadership in Los Angeles.
  • Convicted at trial Paul “Doc” Wallace, the leader of the infamous East Coast Crips gang, for RICO and murder.

Violent Crime

  • Convicted an individual charged with firing at federal officers after a three-week, two-state crime spree.
  • Convicted two individuals charged with ambushing and shooting an armored car guard during a robbery in which they stole $140,000 and the guard’s gun​.
  • Convicted a cargo ship sailor who fatally stabbed his supervisor at sea, endangering the vessel’s safe navigation.

Organized Crime

  • Convicted three individuals involved in the brazen daylight robbery of a $500,000 watch outside the Il Pastaio restaurant in Beverly Hills.
  • Convicted several individuals involved in a series of sophisticated armed robberies targeting luxury watch owners across Southern California that were characterized by meticulous planning and execution.

Trafficking & Abuse

  • Convicted at trial former cheerleading coach for sexually assaulting a colleague during a cruise to Mexico.
  • Convicted at trial a defendant for his role in sex trafficking seven minor girls.

Corruption Offenses

  • Convicted a corrupt TSA officer convicted for attempting to smuggle methamphetamine through Los Angeles International Airport.
  • Convicted a member of the United States Postal Service for using inside knowledge to orchestrate several brazen thefts from postal offices.
  • U.S. Department of Justice’s Director’s Award
  • Two-time recipient of the U.S. Attorney’s Office Victim Service Award
  • Los Angeles District Attorney Candidate
  • United States Attorney’s Office, Central District of California
    Assistant United States Attorney, 2014-2023
    Chief of the Violent and Organized Crimes Section
  • Caldwell Leslie & Proctor, PC
    Complex Commercial and White Collar Trial Practice Group, 2011–2014
  • Office of President Robert H. Henry, Oklahoma City University
    Special Counsel, July 2010–September 2010
  • Senate Committee on the Judiciary, Crime and Drugs, 2007
    Law Clerk, U.S. Sen. Joseph Biden
  • California, 2010