Jim Bowman


Thank you for your interest. Before you communicate with one of our attorneys, please note: Any comments our attorneys share with you are general information and not legal advice. No attorney-client relationship will exist between you or your business and O’Melveny or any of its attorneys unless conflicts have been cleared, our management has given its approval, and an engagement letter has been signed. Meanwhile, you agree: we have no duty to advise you or provide you with legal assistance; you will not divulge any confidences or send any confidential or sensitive information to our attorneys (we are not in a position to keep it confidential and might be required to convey it to our clients); and, you may not use this contact to attempt to disqualify O’Melveny from representing other clients adverse to you or your business. By clicking "accept" you acknowledge receipt and agree to all of the terms of this paragraph and our Disclaimer.


Jim is a skilled litigator and former federal prosecutor. His practice focuses on defending individuals and companies in complex federal criminal investigations and cases, with extensive experience on public corruption, campaign finance, and healthcare fraud matters.

Jim served as Deputy Chief in the Major Frauds Section and as the Securities Fraud Coordinator in the United States Attorney’s Office in Los Angeles. During his eight years as a federal prosecutor, Jim served as the lead prosecutor on numerous high-profile cases (including cases featured on the MSNBC program “American Greed”), tried several cases as lead counsel, and successfully argued numerous appeals before the Ninth Circuit.


Corporate & Government Experience

  • Deputy Chief, Los Angeles US Attorney’s Office, Major Frauds Section
  • Securities Fraud Coordinator, Los Angeles US Attorney’s Office, Major Frauds Section

Honors & Awards

  • Recognized by Best Lawyers for Criminal Defense: White Collar in Los Angeles (2021-2023)
  • Recommended by The Legal 500 US
  • US Department of Justice Director’s Award for Superior Performance


Bar Admissions

  • California

Court Admissions

  • US District Court, Central District of California


  • University of California at Los Angeles, J.D., 2000: Order of the Coif; Managing Editor, UCLA Law Review
  • Stanford University, B.A., Political Science, 1995

Professional Activities


  • Hon. Irma E. Gonzalez, US District Court, Southern District of California

Board Member

  • Inner City Law Center

Private Practice Experience

  • Represented individual in federal criminal investigation by U.S. Attorney’s Office in Los Angeles alleging violations of campaign finance laws and Foreign Agents Registration Act, which was resolved with no criminal charges filed.
  • Defending Fortune 100 health care plan in False Claims Act suit filed by US DOJ in connection with the submission of Medicare Advantage data to the government.
  • Representing Fortune 100 company in criminal US DOJ investigation relating to allegations of healthcare fraud.
  • Representing large public entity in responding to state government investigation of potential pattern and practice of civil rights abuses by local law enforcement organization.
  • Representing large public entity on immigration issues, filing numerous amicus briefs to further the entity’s support of immigrant residents and local law enforcement priorities.
  • Representing CEO of Taiwanese company on federal criminal charges alleging violations of anti-dumping laws. 
  • Representing individual in federal criminal investigation regarding alleged failure to disclose overseas bank accounts and tax evasion.
  • Defended Fortune 500 online auction company against civil RICO claims alleging it knowingly abetted sale of counterfeit products, which ended with dismissal of the RICO claims and favorable settlement.
  • Defended hospital at seven-month federal criminal trial alleging criminal violations of the federal Anti-kickback Statute, which ended with a hung jury and dismissal of criminal charges.
  • Pro bono representation of cognitively-impaired minor serving a life sentence for murder. Drafted and argued federal habeas petition that resulted in published opinion vacating client's sentence and remanding case for a new trial. (Holguin v. Harrison, 399 F.Supp.2d 1052 (N.D. Cal. 2005).)

Government Experience

  • Prosecution of United States v. Scott London, a criminal insider trading case against a senior vice president of a major international accounting firm who had been passing confidential information to a close friend in exchange for bundles of cash. Following a sting operation and the defendant's arrest, which was covered extensively by the media, the defendant pled guilty and was sentenced to federal prison.
  • Prosecution of an insider trading ring that illegally generated more than $3 million in profits. All five defendants were convicted and sentenced to federal prison.
  • Prosecution of defendant who defrauded thousands of families in East Los Angeles out of more than $50 million in affinity fraud scheme, resulting in defendant's conviction at trial. Seized $12 million from defendant, including $4 million in cash, which was one of the largest cash seizures in a fraud case in California history.
  • Prosecution of con artist who carried out a predatory fraud scheme that defrauded hundreds of families out of more than $40 million. Defendant was convicted after trial and sentenced to 22 years in prison.
  • Investigation involving one of the largest art heists in Los Angeles history. Oversaw sting operation that led to the recovery of paintings worth more than $10 million.
  • Investigation and prosecution of organized crime members involved in theft and attempted sale of stolen paintings worth more than $1 million.