Justin F. Marquez

Attorney Profile

Top Rated Class Action & Mass Torts Attorney in Los Angeles, CA

Wilshire Law Firm Injury & Accident Attorneys
 | 3055 Wilshire Boulevard, 12th Floor
Los Angeles, CA 90010
Phone: 213-335-2402
Fax: 213-381-9989
Selected To Rising Stars: 2017 - 2020
Licensed Since: 2009
Practice Areas:
  • Class Action/Mass Torts: Plaintiff (70%),
  • Appellate (10%),
  • Consumer Law (10%),
  • Employment & Labor: Employee (10%)
  • Free Consultation
Attorney Profile

Justin F. Marquez is Senior Partner of Employment Class Actions and Complex Litigation at Wilshire Law Firm. He is a dedicated advocate for consumers and employees in litigation involving wage and hour claims, consumer protection, data breach, whistleblowers actions concerning false claims and SEC matters, and more. Justin's landmark results, including in the Ninth Circuit Court of Appeals, have been instrumental in shaping the law to better protect the rights of his employees and consumers.

Mr. Marquez's strategic, client-first approach to his work and practice has earned him the praise and recognition of his peers. He was selected to the list of Southern California Rising Stars by Super Lawyers from 2017 to 2020, and in 2016 to 2020, he was selected to The National Trial Lawyers: Top 40 under 40. Mr. Marquez serves on the Board of Directors of the Consumer Attorneys of California (“CAOC”), an organization that represents the interests of 39 million Californians by holding wrongdoers accountable.

A high-stakes litigation expert who practices at the forefront of consumer advocacy, Mr. Marquez’s innovative legal work to uphold the rights of corporate misconduct victims against some of the world’s largest corporations has earned him recognition as a leader in data privacy and consumer protection class actions. Passionate about protecting the public from greedy businesses, Mr. Marquez carries a 10.0 Superb Rating from Avvo for his work on cases related to employment, wrongful termination, consumer protection, and privacy law. In 2018, he was the only attorney to appear on each of the following Top Verdict lists:

  • Top 20 Civil Rights Violation Verdicts
  • Top 20 Labor & Employment Settlements
  • Top 50 Class Action Settlements

Practice Areas

Practice Areas
  • 70%Class Action/Mass Torts: Plaintiff
  • 10%Appellate
  • 10%Consumer Law
  • 10%Employment & Labor: Employee
Focus Areas

Class Actions, Appeals, Consumer Protection, Fraud, Identity Theft, Employment Law - Employee, Wage & Hour Laws, Whistleblower, Labor Law


top-imageSelected to Rising Stars for 4 years

Rising Stars: 2017 - 2020

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About Justin Marquez

Admitted: 2009, California

Professional Webpage: https://wilshirelawfirm.com/attorneys/justin-marquez/


  • Top 40 Under 40, The National Advocates, 2016

Bar/Professional Activity:

  • California Bar, 2009


  • $2.35 million dollar class action settlement for truck drivers alleging CA Labor Code violations., 2016

Other Outstanding Achievements:

  • Yocupicio v. PAE Group, LLC, et al., 795 F.3d 1057 (9th Cir. 2015). The Ninth Circuit ruled in Mr. Marquez's favor and held that non-class claims cannot be used to calculate CAFA's amount in controversy. Mr. Marquez took the lead in drafting the briefs, and he argued the case. Here's a link to Mr. Marquez's winning argument: https://www.youtube.com/watch?v=1Zd--cYm3yU, 2015


Educational Background:

  • UCLA, BA in History and Japanese, magna cum laude College Honors, and Phi Beta Kappa, 2004

Industry Groups

  • Appellate Law
  • Class Actions
  • Consumer Law
  • False Claims Act
  • Labor & Employment
  • Privacy Law
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Office Location for Justin F. Marquez

3055 Wilshire Boulevard
12th Floor
Los Angeles, CA 90010

Phone: 213-335-2402

Fax: 213-381-9989

Justin F. Marquez:

Last Updated: 5/18/2021

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