Marcello F. De Frenza

Allison Libeu is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Commercial Transactions / UCC Law and Litigation - Labor and Employment. Allison, who practices law in Newport Beach, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Allison is held by other top lawyers in the same geographic and legal practice area.

A shareholder at Berger Kahn, Stephan S. Cohn’s practice is concentrated in the areas of insurance, business, real estate and community association law. He routinely litigates business torts, real estate issues, environmental-toxic torts and insurance matters. In addition, he regularly counsels insurers regarding fair claim practices and claim investigations, and directors and officers in the enforcement of governing documents and other day-to-day operational matters. Steve has represen...

Carole E. Reagan’s practice focuses on intellectual property and complex commercial litigation. She has successfully represented business clients across a diverse array of industries, as well as prominent individual clients, in trademark, trade secret, and copyright litigation, consumer class actions, contract and real estate disputes, and unfair competition and other business tort matters. Carole is experienced in all aspects of litigation, from pre-litigation counseling through appeal...

Judi Curtin was born in New York City, New York in 1951, and has been an Orange County resident since 1979, following her graduation from law school and admission to the California Bar Association in 1978. She is married and has three children (Jessica is a lawyer, Jordan is a clinical social worker, Jillian is a second-year student at NYU and has her black belt in Shaolin Kempo). Judi is a Certified Family Law Specialist, admitted to the US Supreme Court, and has been rated AV by Martindale ...

Marie DiSante is the Firm Managing Partner at CDF Labor Law LLP (CDF), a California focused labor, employment and immigration defense law firm with five offices throughout the state. An employment litigation attorney whose dual role as a California business owner and entrepreneur allows her to understand her clients’ workplace challenges firsthand, Marie DiSante has been resolving and preventing disputes for employers for 28 years. Her active leadership in the business community shapes ...

Erika Mayshar advises hospitals and health systems, private foundations, and other tax-exempt organizations facing complex legal and tax issues. She works closely with nonprofit leaders and philanthropists to accomplish major corporate and charitable transactions, engage in sophisticated tax planning, and maximize philanthropic impact. She also advises private equity firms, investment management firms, and closely held companies engaging in innovative business relationships with the nonprofit...

For over twenty years, Mr. Lipinsky has successfully represented workers in all areas of employment litigation, including cases involving sexual harassment, disability and pregnancy discrimination, race, age, sexual orientation and gender discrimination, California Family Rights Act violations, Wage and Hour violations, retaliation, breach of contract, and wrongful termination in violation of public policy against some of the nation's largest employers. Mr. Lipinsky has been recognized as one...

Marc J. Winthrop is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Marc J., who practices law in Newport Beach, California, has been recognized since 1993. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc J. is held by other top lawyers in the same geographic and legal practice area.

Leea K Summerville is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Arbitration and Family Law Mediation. Leea K, who practices law in Irvine, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Leea K is held by other top lawyers in the same geographic and legal practice area.

Ken Julian represents companies and individuals in civil and criminal cases and governmental investigations. He has prevailed in matters involving allegations of insider trading, healthcare fraud, financial fraud, false claims, price fixing, FDA violations and environmental contamination. He has represented Fortune 500 companies, corporate executives, physicians and attorneys. His clients include a former Major League Baseball player and a worldwide film star. Colleagues have described him as...