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Joshua D. Boxer

Senior Associate Attorney


Mr. Boxer has represented plaintiffs in workers’ rights and consumer class actions for over fifteen years. Mr. Boxer has extensive trial and appellate experience, litigating in state and federal courtrooms throughout the country.  He has tried both individual and class cases to verdict.

In 2006, Mr. Boxer served as co-counsel in Valladares v Madera Quality Nut, a whistle-blower case resulting in a jury verdict of over $25 million, one of the top 100 Verdicts of 2006.

In 2007, Mr. Boxer served as lead trial counsel in Vandenberg v. Santa Clara County Fire Department, successfully vindicating the rights of the Department’s first female Fire Captain and winning over $400,000.

In 2013, Mr. Boxer argued an appeal in the Ninth Circuit resulting in a published opinion in which the court refused to enforce an arbitration agreement that precluded all rights to judicial review. In re Wal-Mart Wage & Hour Employment Practices Litig., 737 F.3d 1262 (9th Cir. 2013).

In 2013, Mr. Boxer was appointed Interim Co-Lead Counsel in MDL 2448: In re Anheuser-Busch Beer Labeling Litigation.

In 2016, Mr. Boxer successfully argued Jesus Mendoza v. Century Fast Foods, a case in which the California Court of Appeal affirmed the denial of a motion to compel arbitration of a wage and hour class action.

In 2018, Mr. Boxer tried a sexual harassment case which resulted in a judgment of over $1.7 Million in Aguilar v. Blaze Pizza, LLC, et al, Los Angeles County Superior Court Case No. BC651278.

Mr. Boxer has been featured on CNBC’s Closing Bell, CNN’s Situation Room with Wolf Blitzer, and countless media outlets, including Fox News, Reuters, Bloomberg’s Businessweek, NPR, Time, The San Francisco Chronicle, The New York Post, The Los Angeles Times, Sky News, the BBC and the Associated Press. Mr. Boxer has been interviewed by media outlets in six different countries, including a South Korean documentary about class action litigation.

When he is not in the courtroom, Mr. Boxer is an avid cyclist, runner, and triathlete.  He has published countless triathlon articles, including a 2018 feature on the Escape from Alcatraz Triathlon for 220 Triathlon Magazine.

Education & Admittance

  • UC Santa Barbara, BA, 1999
  • International Institute for the Sociology of Law, 2000
  • University of California – Davis, School of Law, 2023

Memberships & Affiliations

  • National Association of Consumer Advocates (NACA
  • California Employment Lawyers Association (CELA)
  • Member of the National Trial Lawyers Top 100

Accomplishments & Facts

  • In 2018, Mr. Boxer tried a sexual harassment case which resulted in a judgment of over $1.7 Million in Aguilar v. Blaze Pizza, LLC, et al, Los Angeles County Superior Court Case No. BC651278.
  • Mr. Boxer was named a 2010, 2011, 2012 and 2013 Rising Star by Super Lawyer Magazine, a designation awarded to the top 2.5% of attorneys under the age of 40.
  • While Mr. Boxer is proud of the recognition he has received from his peers, he is particularly proud of the recognition he received from his adversaries. In 2013, the U.S. Chamber of Commerce recognized Mr. Boxer and his firm as one of the “Leading Plaintiffs’ Firms for Wage and Hour Class Action Litigation” and one of the “Leading Plaintiffs’ Firms for Food Lawsuits.”
  • Selected to Super Lawyers for 2022. This peer designation is awarded only to a select number of accomplished attorneys in each state. The Super Lawyers selection process takes into account peer recognition, professional achievement in legal practice, and other cogent factors.

In The Community

Matern Law Group is proudly committed to serving the community, whether it is through outstanding legal services or non-profit work. In pursuit of a passion for social justice, MLG also volunteers through The Satyagraha Foundation to support philanthropic collaboration in charitable, educational, environmental, religious, literary, and scientific endeavors.

In addition to Mr. Boxer’s professional admittances, he is an active member of California’s legal community.

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