Atty. Mike Sheen

Atty. Mike Sheen

A partner in Lieff Cabraser’s San Francisco office, Mike Sheen has a practice focused on digital privacy, consumer protection, and securities and financial fraud. Mike’s work in digital privacy litigation is varied, including representation of parents and children in a series of class action litigation (and a similar suit brought on behalf of the State of New Mexico) against children’s online game developers and ad networks including Disney, Viacom, and the makers of the popular Subway Surfers game (Kiloo and Sybo), over allegations the companies unlawfully collected, used, and disseminated th

San Francisco San Francisco 14 yrs experience 14 year
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Profile Summary

About Mike Sheen at a glance

Mike Sheen is a Partner based in San Francisco, California, practicing at Lieff Cabraser Heimann And Bernstein Llp. They have 14+ years of legal experience, licensed to practice since 2012. Their practice focuses on securities, consumer, and internet. Admitted to practice in California (2012), U.S. District Court, Northern District of California (2013), U.S. District Court, Southern District of California (2013), and U.S. Court of Appeals, Federal Circuit (2015). Educated at University of California, Berkeley, School of Law - Berkeley Law, Berkeley, California (J.D. Berkeley, 2012) and Asian American Law Journal, Senior Articles Editor Berkeley Law Admissions Committee, Student Member U.C. Berkeley Graduate Assembly, Funding Officer University of California, Berkeley, Berke (—). Serands clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • A partner in Lieff Cabraser’s San Francisco office, Mike Sheen has a practice focused on digital privacy, consumer protection, and securities and financial fraud
  • Mike’s work in digital privacy litigation is varied, including representation of parents and children in a series of class action litigation (and a similar suit brought on behalf of the State of New Mexico) against children’s online game developers and ad networks including Disney, Viacom, and the makers of the popular Subway Surfers game (Kiloo and Sybo), over allegations the companies unlawfully collected, used, and disseminated the personal information of children who played the gaming apps on mobile devices
  • The cases culminated in over a dozen settlements that provide stringent and meaningful privacy protections to ensure defendants’ proactively protect children’s privacy, which the New York Times has observed “could reshape the entire children’s app market.” Mike also assisted in Lieff Cabraser’s litigation against financial tech company Plaid Inc., which alleged that Plaid’s bank authentication services, used with several well-known payment apps such as Venmo and Cash App, unlawfully invaded consumers’ privacy by improperly taking their banking data without their consent or knowledge
  • That case culminated in a $58 million settlement that included injunctive relief to stop the conduct and purge all improperly obtained data
  • More recently, Mike has been involved in the firm’s work against Google for its collection and tracking of user location information, despite users’ decision to disable a feature (Location History) that was supposed to prevent such tracking
  • That case has resulted in a proposed settlement for a $62 million and valuable injunctive relief, which is awaiting final approval by the court later this year
  • Separately, Mike currently represents consumers of various video streaming websites in cases alleging that those websites secretly, and without users’ consent, collected personal information through tracking software developed by Meta (known as the “Pixel”) in violation of the Video Privacy Protection Act
  • Mike received his J.D. from the University of California, Berkeley School of Law in 2012
  • In law school, Mike served on the editorial boards for the Berkeley Technology Law Journal and the Asian American Law Journal
  • Prior to joining Lieff Cabraser, he clerked for Judge Dale A. Drozd of the United States District Court for the Eastern District of California
  • Publications & Presentations •Panelist, “What Makes a Good Securities Case: Essentials for Public Funds,” NCPERS Annual Conference & Exhibition (ACE), May 2024 •Speaker, “Tricks are for Kids: The Dark Side of Children’s Gaming Apps,” Harvard Plaintiffs’ Law Association (HPLA), March 2023 Honors & Awards •“Ones to Watch,” Best Lawyers, 2026 •“Lawdragon 500 Leading Plaintiff Consumer Lawyers in America,” Lawdragon, 2025, 2026 •“Lawdragon 500 X - The Next Generation,” Lawdragon, 2023, 2024 •“Super Lawyer for Northern California,” Super Lawyers, 2024, 2025 •“Rising Star for Northern California,” Super Lawyers, 2021, 2022 In the News •February 17, 2026 30 Lieff Cabraser Attorneys Recognized as Lawdragon “500 Leading Plaintiff Consumer Lawyers” for 2026 •August 21, 2025 36 Lieff Cabraser Lawyers Named to 2026 Best Lawyers Listings •June 30, 2025 28 Lieff Cabraser Attorneys Selected as 2025 Northern California Super Lawyers and Rising Stars •February 28, 2025 33 Lieff Cabraser Attorneys Recognized as Lawdragon “500 Leading Plaintiff Consumer Lawyers” for 2025 •July 2, 2024 13 Lieff Cabraser Lawyers Named to Lawdragon’s 2024 “Lawdragon 500 X - The Next Generation” List

Practice Areas Explained

Mike Sheen's Areas of Practice

Each practice area below reflects the types of cases Mike Sheen handles, with a brief overview of what that area of law covers.

Securities Law

Mike Sheen is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in California →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Mike Sheen is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in California →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Mike Sheen is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in San Francisco are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in San Francisco or all attorneys in California.

Frequently Asked

Common questions about Mike Sheen

Where is Mike Sheen's law office located?
Mike Sheen's law practice is located in San Francisco, California. The firm is Lieff Cabraser Heimann And Bernstein Llp. You can contact the office directly through this profile page.
What practice areas does Mike Sheen handle?
Mike Sheen focuses on securities, consumer, internet. Each practice area listed reflects experience handling cases of that type in California.
How long has Mike Sheen practiced law?
Mike Sheen has 14+ years of legal experience and has been licensed since 2012.
Where did Mike Sheen go to law school?
Mike Sheen earned their education at (J.D. Berkeley, 2012); (—).
How can I contact Mike Sheen for a consultation?
You can contact Mike Sheen directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D. Berkeley
University of California, Berkeley, School of Law - Berkeley Law, Berkeley, California
- 2012
Asian American Law Journal, Senior Articles Editor Berkeley Law Admissions Committee, Student Member U.C. Berkeley Graduate Assembly, Funding Officer University of California, Berkeley, Berke
- In Progress

Bar Admissions

California
Admitted: 2012
U.S. District Court, Northern District of California
Admitted: 2013
U.S. District Court, Southern District of California
Admitted: 2013
U.S. Court of Appeals, Federal Circuit
Admitted: 2015
U.S. Court of Appeals, Ninth Circuit
Admitted: 2018
U.S. Court Of Appeals, Fifth Circuit
Admitted: 2020
U.S. District Court, Central District of California
Admitted: 2022
U.S. District Court, District of Colorado
Admitted: 2022

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