Jonathan M. Baum

Jonathan Baum has successfully defended clients in a variety of matters, ranging from trade secrets and economic espionage cases in federal courts to felony and misdemeanor cases in California Superior Court. Although many of his cases are resolved out of court, Jonathan also has won favorable outcomes for his clients at trial. Jonathan joined the firm after working as a law clerk to the Chief Judge of the United States District Court in Seattle and with a boutique criminal defense firm in Palo Alto.


Jonathan is a graduate of UC Berkeley School of Law, where he served as Articles Editor of the Law Review. While in law school, Jonathan worked as an attorney for South Africa’s Treatment Action Campaign, which advocates for people’s access to lifesaving HIV medicines, and volunteered with the California Asylum Representation Clinic (CARC), winning asylum proceedings for clients from Mexico, Guatemala and Kenya.


Before becoming a lawyer, Jonathan spent several years working as a speechwriter and political consultant to Bill & Melinda Gates Foundation and the ONE Campaign, the organization founded by U2 singer Bono to advocate for increased aid to Africa. He has written speeches for three U.S. Presidents, several U.S. Senators, and the CEOs of Fortune 500 companies.


Jonathan lives in Berkeley with his wife and daughter.


Representative Matters

  • United States v. Military Contractor. Jonathan secured a dismissal two weeks before trial for a military contractor charged with conspiracy to commit bribery related to Iraq war reconstruction efforts.
  • Federal Medicare Fraud Investigation. Jonathan represented employees of a Fortune 500 pharmaceutical company in a Medicare fraud investigation.
  • People v. Tech Company Executive. Jonathan was lead trial counsel for a tech company employee charged with a misdemeanor in California state court. All charges were dismissed after a two-week jury trial.
  • United States v. Website CEO. Jonathan represented the CEO of a major website in charges related to money laundering and bank fraud.
  • California Homicide Appeal. Jonathan drafted appellate briefs in the California Court of Appeal, resulting in the overturning of a second-degree murder conviction.

Baum Headshot 4


T: 415.874.4571




  • J.D., UC Berkeley School of Law (2011)
  • M.A., Yale University (2006)
  • B.S., Northwestern University (2002)


Law Clerk to the Hon. Marsha J. Pechman, Chief United States District Judge, W.D. Wash. (2011 – 2013)