Professionals
Adina W. Stowell
Experience
Adina Stowell’s practice focuses on complex commercial litigation, consumer class actions, intellectual property and real estate disputes in both federal and state courts. She has defended clients in a number of class actions in the technology, consumer product, and financial services industries involving unfair competition, false advertising, breach of warranty, and product liability related claims. Adina is experienced in all aspects of litigation, from pre-litigation counseling through appeal, as well as in various alternative dispute resolution procedures. Adina has been recognized for Intellectual Property Litigation and Real Estate Litigation by Best Lawyers in America® for several years. Representative clients include Bed, Bath & Beyond Inc., Cost Plus, Inc., Home Depot, Inc., Toshiba America Information Systems, Inc., and Wells Fargo Bank.
Ms. Stowell currently serves on the Board of Directors of Pretend City Children’s Museum, an educational nonprofit focused on healthy development and early childhood learning. She also serves on the Board of Directors and is a past president of the Constitutional Rights Foundation of Orange County, a nonprofit civics education organization that provides programming for teen including a mock trial program, peer court, and a career forum. She also served on the Board of Governors of the Orange County Chapter of the Association of Business Trial Lawyers and the Board of Directors of the Federal Bar Association. In addition, Ms. Stowell is committed to pro bono legal work and has handled many pro bono matters throughout her career, including immigration asylum cases and assisting Holocaust survivors in obtaining reparations payments.
Prior to joining Umberg/Zipser, Adina was a partner at Manatt, Phelps & Phillips, LLP. Before that she was an associate with Morrison & Foerster, LLP where she was a member of their consumer class action and financial services practice groups.



EDUCATION
- University of California, Los Angeles, School of Law, J.D., 2000
- University of California, Los Angeles, B.A., summa cum laude, Phi Beta Kappa, 1997
BAR ADMISSIONS
- State Bar of California
- California Supreme Court
- Ninth Circuit Court of Appeals
- Federal District Court for the Central, Southern, Northern, and Eastern Districts of California
PRACTICE AREAS
- Commercial Litigation
- Unfair Competition and False Advertising Litigation
- Class Actions
- Real Estate Litigation
- Financial Services Litigation
REPRESENTATIVE MATTERS
Commercial litigation
- Prosecuting and defending contract, unfair competition, false advertising, product liability, and business tort actions for computer manufacturers
- Real estate and contract actions for leading financial institutions, retailers, and real estate companies
- Construction litigation matters for large developers
- Business tort actions for leading international and domestic companies
Class Actions
- Representation of computer manufacturers in various consumer class actions involving claims of product liability, unfair competition, breach of warranty, and false advertising, and alleged statutory violations
- Representation of numerous financial institutions in class actions alleging breach of contract, unfair competition, and regulatory claims
- Representation of product manufacturers in various product liability and warranty claims
PROFESSIONAL ACTIVITIES
- Pretend City Children’s Museum, Board of Directors
- Constitutional Rights Foundation of Orange County, Past-President and Board of Directors
- Orange County Chapter of the Association of Business Trial Lawyers, Member and Former Member, Board of Governors
- Orange County Chapter of the Federal Bar Association, Member and Former Director
- Orange County Bar Association, Business Litigation Section
HONORS & AWARDS
- Best Lawyers in America (2019 – 2022) for intellectual property litigation and real estate litigation
- Southern California “Rising Star” by Super Lawyers magazine, 2008–2010
PUBLICATIONS
- Ms. Stowell is a past editor of the Association of Business Trial Lawyers, Orange County, “Report,” which features articles on a variety of litigation and practice-related topics.
- Ms. Stowell authored an article entitled “Arbitration in Real Estate Contracts,” and co-authored an article entitled “The Pitfalls of Boilerplate Commercial Arbitration Agreements” for the Orange County Business Journal.