Exceptional client service, creative thinking, problem solving, and decades of proven success
Firm Overview
Our Lawyers Provide Exceptional Work Product In An Efficient Manner

Selected Honors & Awards
Our Firm And Our Lawyers Are Consistently Recognized By The Legal Community For Outstanding Quality

Our firm recognitions include the following:
- 2022 Best Places to Work” By Orange County Business Journal
- Orange County Business Journal
- Civic 50 OC Award – recognizes the 50 most community-minded companies
- Best Law Firms®, U.S. News & World Report
- Tier 1, Orange County ranking in the areas of:
- Commercial Litigation
- Intellectual Property Litigation
- Real Estate Litigation
- Tier 1, Orange County ranking in the areas of:
- Los Angeles Daily Journal
- Top Litigation Boutique Law Firm in California
- Veteran’s Legal Institute
- Firm of the Year
- Constitutional Rights Foundation of Orange County
- Firm of the Year
- Federal Bar Association, Orange County Chapter
- Firm of the Year
- Benchmark Litigation
- California Litigation Firm
- California Recommended Stars
U/Z attorneys have been recognized for their accomplishments by a host of organizations nationally, statewide, and locally. These include:
- Orange County Bar Association
- Recipient, Franklin G. West Award, for lifetime achievement in advancing justice and the law
- The Best Lawyers In America®
- Yearly ranking for Bet-the-Company Litigation, Commercial Litigation, Intellectual Property Litigation, Patent Litigation, Banking and Finance Litigation, and Real Estate Litigation
- The Best Lawyers In America®
- Lawyer of the Year, Bet-the-Company Litigation, Orange County Area
- Lawyer of the Year, Intellectual Property Litigation, Orange County Area
- Anti-Defamation League of Orange County & Long Beach
- Jurisprudence Award – given to attorneys who have made significant contributions to their communities and to the legal profession
- Super Lawyers, Los Angeles Magazine
- “Southern California Super Lawyers” and “Rising Stars”
- BTI Consulting
- Client All-Star Team – awarded following interviews with 270 Fortune 1000 general counsels
- State Bar of California
- Multiple recipients of the Wiley Manuel Award for Pro Bono Service
- Martindale-Hubbell “AV, Preeminent” rating
- Orange County Business Journal
- OC 500 Directory of Influence
Professional Activities & Community Involvement
Giving Back is a Core Value of Our Firm
We believe in serving our community. U/Z lawyers have held and continue to hold leadership roles in a number of organizations. Our ranks include:
- Orange County Bar Association (OCBA)
- Past presidents, current board member, numerous committee and task force chairs and members, including its judiciary, finance, mentoring, nominations, and appointments committees
- Federal Bar Association, Orange County Chapter
- Past president, founding member, current and former board members, and newsletter editor
- Association of Business Trial Lawyers, Orange County Chapter
- Past presidents and current and former board members
- California State Legislature
- Current Senator, 34th District
- Former Assembly member; author of 58 measures signed into law
- California State Bar, Committee on Professional Responsibility and Conduct
- Former chair, current advisor
- California State Bar, Rules Revision Commission
- Co-vice chair
- OCBA Masters Division (serving attorneys and judges in practice 25 years or more)
- Past chairperson and current board members
- Constitutional Rights Foundation of Orange County
- Past presidents, current board members, and mock trial “Coach of the Year”
- OCBA Charitable Fund
- Current president, past president and current and former board members
- Ninth Circuit Judicial Conference
- Current and former lawyer representatives
- California State Governor, Judicial Appointment Selection Committee
- Current and former member
- Project Youth OCBF (Orange County Bar Foundation)
- Current and former board members
- Public Law Center
- Current and former board members
- Central District of California
- Indigent Panel, multiple members
- California High Speed Rail Authority
- Former chairman
- White House Office of Drug Control Policy
- Deputy director
- U.S. State Department Partnership for Legal Reform in Afghanistan
- Co-chair
- CASA-OC (Court Appointed Special Advocates of Orange County)
- Board member
- United States Army Reserve
- Colonel, JAG Corps, war crimes prosecutor, and Chief of Anti-Corruption in Afghanistan
- Senator Barbara Boxer screening committee for federal judicial appointments
- Member
- South Coast Repertory
- Board member
- Junior Statesmen Foundation
- Board member

Charitable Support
We are Proud to Support Many Worthy Charities
Umberg/Zipser is proud to generously support many charitable organizations in a wide variety of areas, including:
- The Anti-Defamation League
- The Catholic Worker House
- Children’s Hospital of Orange County
- Community Legal Aid SoCal
- Constitutional Rights Foundation of Orange County
- Court Appointed Special Advocates of Orange County (CASA-OC)
- Habitat for Humanity
- Hispanic Bar Association
- HomeAid of Orange County
- Junior State of America
- Justice for Vets Project
- Lavender Bar Association
- Liberty in North Korea
- Project Youth OCBF
- Orange County Asian American Bar Association
- Orange County Bar Association, Charitable Fund
- The Public Law Center
- Share Our Selves (SOS)
- South Coast Repertory
- University of California Irvine Foundation
- Veterans Legal Institute