Patton Johnson

Aaron M. Olsen is a partner at Haeggquist & Eck, LLP, and a trial lawyer standing up for employees who have experienced retaliation, discrimination, sexual harassment, and sexual assault. Aaron has resolved hundreds of individual labor and employment law cases on behalf of employees. He has recovered millions of dollars in damages. Notably, Aaron was on the trial team in a unique associational disability discrimination matter against Kaiser Permanente that resulted in one of the top 50 la...

Jennifer Santa Maria is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Jennifer practices law in San Diego, California Best Lawyers has recognized Jennifer Santa Maria since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jennifer Santa Maria is held by other lawyers.

Andrew J. Deddeh is a lawyer recognized by Best Lawyers in the practice area of Mass Tort Litigation / Class Actions - Defendants. Andrew J. practices law in San Diego, California Best Lawyers has recognized Andrew J. Deddeh since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andrew J. Deddeh is held by other lawyers.

Louis Mezzullo’s principal areas of practice are Taxation, Estate and Business Succession Planning, and Employee Benefits. He was on the faculty of the University of Miami School of Law Graduate Program in Estate Planning from 2004 to 2007 and on the faculty of the University of San Diego School of Law in 2009. He was an adjunct professor of law at the University of Richmond Law School from 1978 until 2006. He is listed in Who's Who in American Law, Who's Who in Emerging Leaders and Who...

Frank L. Tobin is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Frank L. practices law in San Diego, California Best Lawyers has recognized Frank L. Tobin since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Frank L. Tobin is held by other lawyers.

Eric Acker is a partner and trial lawyer in the firm’s Intellectual Property Group. Mr. Acker has tried more than 50 trials (including more than 47 jury trials) in courtrooms across the country. Mr. Acker’s recent trials have involved a variety of technologies and significant legal issues. In the high-profile SCO v. Novell case, following a three-week trial, the jury affirmed our client Novell’s ownership of the copyrights to the UNIX software code and rejected SCO’s c...

James P. Frantz is a lawyer recognized by Best Lawyers in the practice areas of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. James P. practices law in San Diego, California Best Lawyers has recognized James P. Frantz since 2010. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which James P. Frantz is held by other...

Thomas D. Luneau is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation - Plaintiffs. Thomas D. practices law in San Diego, California Best Lawyers has recognized Thomas D. Luneau since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Thomas D. Luneau is held by other lawyers.

P. Camille Guerra is a lawyer recognized by Best Lawyers in the practice area of Mass Tort Litigation / Class Actions - Plaintiffs. P. Camille practices law in San Diego, California Best Lawyers has recognized P. Camille Guerra since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which P. Camille Guerra is held by other lawyers.

Danielle C. Humphries, a partner in the firm’s San Diego office and Chair of San Diego’s Trusts & Estates practice group, is a trusted wealth advisor to her clients and their families through her trusts and estates work. The majority of Danielle’s practice focuses on trusts and estates, including estate planning, wealth transfer and preservation, business succession planning, trust administration, probate, and probate litigation. Danielle also has extensive experience re...