Jon also represents companies and individuals in connection with civil and criminal government investigations, including investigations by the US Department of Justice, the US Securities and Exchange Commission, the Department of Health and Human Services Office of Inspector General and local law enforcement agencies.

Jon previously served as a law clerk for the Honorable A. Andrew Hauk, Senior Judge and Chief Judge Emeritus, of the US District Court for the Central District of California. He also previously worked for the Honorable Judge Saundra Brown Armstrong of the US District Court for the Northern District of California.

Jon currently serves as an Adjunct Professor of Law at the USC Gould School of Law. He teaches a course on appellate and courtroom advocacy.