Thomas J. Umberg - Umberg Zipser LLP

Thomas J. Umberg

Listed in Best Lawyers since 2008
Phone: 949-679-0052

Thomas J. Umberg has extensive trial experience in both federal and state courts and has been recognized as a “Super Lawyer” for Southern California, an honor limited to only 5% of Southern California lawyers. He has also been selected for the prestigious publication “The Best Lawyers in America®” in commercial litigation.

As a federal criminal prosecutor, he tried numerous white collar and civil rights cases, including tax evasion schemes. These include “Uranium for Tax Dollars,” “Marco Numismatics” (a nationwide fraud on seniors), and the “Westminster Cross Burning” cases.

Tom served three terms in the California Legislature, ending in 2006. As an assemblyman, he gained significant experience that continues to benefit his clients. Tom wrote 58 measures that were signed into law, including statutes involving election reform, campaign finance reform, white collar crime, mortgage fraud, telemarketing fraud, hate crimes, toxic waste cleanup, housing loans, Super Speed Rail Transport, and other transportation issues. He was also Chair of the Committee on Environmental Safety and Toxic Materials.
In addition, Tom serves on the California High Speed Rail Authority (CHSRA), which is responsible for developing the high speed rail system from Anaheim to San Francisco. In 2011-12, he chaired the CHRSA Board, and remains on the Board today.

In 1997, Tom was selected by President Clinton to serve as Deputy Director of the White House Office of National Drug Control Policy (ONDCP). In this capacity he was responsible for the development and coordination of United States policy to reduce the supply of illegal drugs, including negotiation and coordination with foreign governments to enhance US counter‐drug intelligence and interdiction. He was the U.S. signatory to the Western Hemisphere Counter‐Drug Cooperation Agreement signed in Montevideo, Uruguay, and led U.S. delegations to Colombia, Venezuela, Mexico, Brazil, and several other Latin‐American countries. Tom also served as a senior member to the U.S./Mexico High Level Contact Group and as a member of the U.S. Delegation to the Summit of the Americas in Santiago, Chile.

Tom is a colonel in the U.S. Army Reserve. He served with the 2nd Infantry Division in South Korea and with NATO forces in Italy, and as a paratrooper with the US Army Special Operations Command, US Army Special Warfare Center and the XVIIIth Airborne Corp. During his military career, he tried over 50 felony cases as a JAG officer in Korea, Italy, and the United States. Tom was recalled to active duty in 2004 as a war crimes prosecutor, and in 2009 as the Chief, Anti-Corruption, in Afghanistan.

In 2011, Tom was appointed Co-Chair of the U.S. State Department’s Public Private Partnership for Justice Reform in Afghanistan.

Prior to joining Umberg Zipser LLP, Tom was a partner at Manatt, Phelps & Phillips, LLP, and was before that the Orange County office managing partner at Morrison & Foerster, LLP.

University of California Los AngelesBA University of California, Hastings College of the LawJ.D. US Army War CollegeMS 2000
US Army (ret.)US State Dept. Partnership for Justice Reform in Afghanistan

Case History

Morrison Foerster LLP Office Managing Partner and Litigation Partner — Responsible for managing the Orange County Office of Morrison Foerster LLP
State of California V. SAP — Counsel for the California State Controller in litigation over the failed state payroll system
Superior Court of Orange County vs. County of Orange — Represented the Orange County Courts in litigation against the County of Orange regarding funding

Office Location

1920 Main Street, Suite 200
Irvine, CA 92614
United States

Practice Areas

Commercial Litigation (Civil Litigation, Complex Litigation, Education, Foreign Corrupt Practices Act, Fraud, White-Collar Criminal Defense)