William V. O'Connor

With more than 15 years of immigration law experience, Regina Knoll represents a diverse group of people and business entities. Ms. Knoll’s experience includes representing U.S. and foreign companies spanning across all sizes and industries, foreign investors, professionals, people of extraordinary ability in the arts, sciences, business, and education, religious workers, medical professionals, performers and athletes, family members of U.S. citizens and residents, victims of violence (...

Jeremy A. Roth practices exclusively in the area of labor and employment law, representing retailers, hotels, and other management clients in state and federal courts and before various governmental agencies. He defends employers in all phases of litigation, up through and including trial by jury or bench, and has handled countless mediations and arbitrations. His experience includes: Alleged discrimination Wrongful termination Employment-related torts Wage and hour claims Class and collectiv...

For more than 20 years, Jason M. Kirby has represented hundreds of clients in litigation cases in San Diego and throughout California. Kirby’s primary practice areas are business litigation and real estate litigation, but he has been involved in almost every type of civil case at some point during his career. Kirby is an experienced trial lawyer. Kirby handles both plaintiff’s cases and defense cases. As a plaintiff’s lawyer, he has had multiple jury verdicts in excess of a ...

Melanie Gold spent more than three decades as a research attorney for California appellate courts. She primarily worked with the justices of the Fourth District Court of Appeal in San Diego, but also with those of the Sixth District Court of Appeal in San Jose as well as the California Supreme Court in San Francisco. During that time, Melanie analyzed thousands of briefs, motions, and petitions, advised justices on hundreds of appeals, and developed a deep understanding of how appellate court...

In his practice, HFM Partner James “Jim” Peterson focuses on business and employment litigation. Mr. Peterson advises and litigates disputes for a number of business clients on various aspects of the employment relationship, including misappropriation of trade secrets and proprietary information, protection of customer lists and employees, discrimination, sexual harassment, breach of contract, wage and hour laws, and wrongful termination. Mr. Peterson is an expert on employment-re...

Steven Cologne was elected Managing Partner of the Firm in 2016. He devotes his practice to complex Tort and Commercial litigation in State and Federal Courts. In 2020, Mr. Cologne achieved the distinction of being certified as a Fellow in the Chartered Institute of Arbitrators (CIArb) effective May 2020. On May 4, 2020, he was admitted to practice law in the District of Columbia. Mr. Cologne joined Higgs Fletcher & Mack in 1999 after previously enjoying 15 years as an associate, partner ...

Peter K. Hahn is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Peter K., who practices law in San Diego, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter K. is held by other top lawyers in the same geographic and legal practice area.

Geoffrey M. Thorne is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Geoffrey M., who practices law in San Diego, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Geoffrey M. is held by other top lawyers in the same geographic and legal practice area.

John E. Wehrli is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice. John E., who practices law in San Diego, California, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John E. is held by other top lawyers in the same geographic and legal practice area.

Michael Neil, a trial lawyer and senior partner of the firm, specializes in civil litigation with emphasis in personal injury, professional liability, products liability, as well as business litigation. Mr. Neil has tried over 140 Superior Court cases to jury verdict. He is a past Secretary/Treasurer and the current President of the Federation of Defense and Corporate Counsel. Mr. Neil is a past President of the Association of Southern California Defense Counsel and holds the rank of Diplomat...