Stacey R. O'Neill

Cynthia R. Chihak is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Cynthia R., who practices law in San Diego, California, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Cynthia R. is held by other top lawyers in the same geographic and legal practice area.

John P. Schnurer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Intellectual Property and Litigation - Patent. John P., 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 P. is held by other top lawyers in the same geographic and legal practice area.

Craig R. McClellan is the first and only San Diego personal injury attorney selected for admission to the Inner Circle of Advocates, a prestigious invitation-only group of top plaintiff's attorneys, limited to 100 members nationwide. Mr. McClellan has obtained more than 130 verdicts and settlements in excess of one million dollars, and is a three-time recipient of the "Outstanding Trial Lawyer Award" from the Consumer Attorneys of San Diego for cases in which million and multi-million dollar ...

Nicholas D. Brauns is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Nicholas D., 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 Nicholas D. is held by other top lawyers in the same geographic and legal practice area.

William P. Harris III is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. William P., who practices law in San Diego, California, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William P. is held by other top lawyers in the same geographic and legal practice area.

James P. Frantz is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. James P., who practices law in San Diego, California, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James P. is held by other top lawyers in the same geographic and legal practice area.

William A. Miller is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Medical Malpractice Law - Defendants and Product Liability Litigation - Defendants. William A., who practices law in San Diego, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William A. is held by other top lawyers in the same geographic and legal practice area.

Shane P. Sanders represents individual and institutional investors in shareholder derivative actions, securities fraud class actions, and mergers and acquisitions actions. Mr. Sanders has litigated a broad range of matters, including cases addressing stock option backdating, the subprime mortgage crisis, board entrenchment and elections, executive compensation, corporate takeovers, violations of the Foreign Corrupt Practices Act and myriad forms of fraud, including violations of federal secur...

David S. Casey, Jr., a senior partner in the firm, has practiced for over 30 years in the area of serious personal injury and wrongful death litigation. He has been recognized as Lawyer of the Year by the San Diego County Bar Association, listed in "Best Lawyers in America,” and named by the Los Angeles Daily Journal as one of the Top 100 Lawyers in California. In 2003, Mr. Casey was elected by his peers to be the president of the 65,000 member Association of Trial Lawyers of America. (...

Mr. Patiño is a partner with Cozen O'Connor and a member of the firm’s Intellectual Property Department. He represents companies in high-stakes commercial and intellectual property disputes. Mr. Patiño has argued before the courts of 20 different states and has particular experience with patent litigation-specific proceedings, including before the International Trade Commission, and as special intellectual property counsel in U.S. Bankruptcy Court. Among prominent represen...