Umberg/Zipser LLP is a premier business litigation and intellectual property boutique law firm. Drawing on decades of experience in some of the nation’s largest and most prestigious law firms, as well as national and state government service, our lawyers provide exceptional work with the unparalleled personal service of a boutique.
Umberg/Zipser believes in giving back, both to our community and to our profession. We regularly handle pro bono matters, and our attorneys devote countless hours to supporting — and leading — professional and community organizations. It would be difficult to find another firm in Orange County, regardless of size, that can boast the number of community leaders that exist at Umberg/Zipser.
By combining big-firm experience with small-firm efficiencies, we can handle complex matters for large companies, but we also are nimble enough to represent small companies and entrepreneurs. Our clients come to us because we deliver the highest quality work product together with extraordinary service.
We Have the Experience to Handle a Wide Array of Matters
We Have Exceptional Attorneys Who Stand Ready to Serve Our Clients
Nicole Ballew Chang, Ph.D.
Brent S. Colasurdo
Negah M. Daily
Negah specializes in commercial litigation. She assists clients of all sizes in a range of industries including commercial real estate and real estate finance.
Ryan S. Dean
Ethan Feng is an associate at Umberg/Zipser where he focuses his practice in complex commercial litigation, professional liability disputes, and employment litigation.
Martin Fessenmaier, Ph.D.
Mark A. Finkelstein
Mark Finkelstein is a partner at Umberg/Zipser with more than 25 years of intellectual property and complex litigation experience.
Scott B. Garner
Scott B. Garner is a partner at Umberg/Zipser in Irvine, California. He represents clients in complex business litigation matters, with a particular focus on professional liability disputes and ethics counseling.
Phillip R. Kaplan
Phillip R. Kaplan is a recognized leader in the Orange County legal community, and is an accomplished business trial lawyer with a record of handling his client’s most difficult cases.
Priti Phukan, Ph.D.
Carole E. Reagan
Todd W. Smith
Adina W. Stowell
Adina Stowell specializes in complex litigation involving corporate, commercial, trade secret, and real estate disputes in both state and federal courts.
Thomas J. Umberg
Vikki L. Vander Woude
Dean J. Zipser
Dean J. Zipser is a recognized leader in the Orange County legal community, having served as President of the Orange County Bar Association (OCBA) along with many other professional leadership positions.
NEWS and EVENTS
Umberg/Zipser in the Community
Umberg/Zipser LLP is pleased to announce that partner Phillip R. Kaplan has joined the firm.
Scott Garner is a partner at Umberg/Zipser where he represents clients in complex business litigation matters, with a particular focus on professional liability disputes and ethics counseling. Scott currently serves as President of the Orange County Bar Association (OCBA), and has shown remarkable leadership during the pandemic. He played a key role in guiding the OCBA during turbulent times through the introduction of several
Umberg/Zipser LLP (U/Z) is pleased to announce that partner Adina Stowell is on the Board of Directors of Pretend City Children’s Museum. Adina says, “Pretend City is a leader in providing healthy development and early learning resources. Before I joined the Board, I had been going to Pretend City for years with my own children. I could see how much they were learning through play
Umberg/Zipser LLP (U/Z) is proud to announce that attorneys Mark Finkelstein, Scott Garner, Carole Reagan, Adina Stowell, Mei Tsang, Thomas Umberg and Dean Zipser have been selected for inclusion in Best Lawyers in America© 2021. In addition, Mark Finkelstein has been recognized as the Orange County Attorney of the Year and Brent Colasurdo listed in the Best Lawyers: Ones to Watch. Finkelstein was again selected in
Umberg/Zipser LLP (U/Z) is proud to announce that Priti Phukan, Ph.D. has been recognized as a 2020 Southern California Super Lawyers Rising Star for Intellectual Property. The Rising Stars list recognizes no more than 2.5 percent of attorneys in each state. Priti concentrates her practice on patent and trademark prosecution across various technology industries, including chemistry, life sciences, diagnostics, medical devices, and mechanical engineering.
If you are an exceptional attorney who thrives on delivering top-notch client service, and would enjoy practicing law in a small, collegial environment, we invite you to contact us to learn more about how we can support your career growth. Umberg/Zipser is proud of its diversity, and is an equal opportunity employer.