Lauren Tsuji Partner

Lauren represents technology companies, with a focus on privacy and data security litigation and consumer class actions. Her litigation experience includes disputes involving the Biometric Information Privacy Act (BIPA), California Invasion of Privacy Act (CIPA), Video Privacy Protection Act (VPPA), and other state and federal privacy statutes. Lauren also helps online platforms protect free speech rights, including litigating matters under Section 230 of the Communications Decency Act (CDA) and the First Amendment. Lauren has managed all stages of civil litigation, including discovery, briefing and arguing dispositive motions, and trial preparation. She has represented clients in jury trials for patent infringement, resulting in findings of non-infringement and invalidity.

In addition to her litigation practice, Lauren counsels clients on compliance with privacy and data protection laws, including laws addressing the collection and use of biometric data, and on issues related to government surveillance and demands for user information.

In her active pro bono practice, Lauren represents survivors of domestic violence in restraining order and immigration proceedings, and advocates for the privacy rights of victims and witnesses in felony domestic violence and sexual assault cases. Her pro bono practice also consists of amicus briefing, including before the U.S. Supreme Court.

Dedicated to building an inclusive and intersectional community and supporting women lawyers of color, Lauren serves as the co-chair of the Women of Color Resource Group at Perkins Coie.