Deborah S. Mallgrave


Deborah Mallgrave, California sexual abuse attorney and chair of the firm’s Sexual Assault and Human Trafficking Litigation practice, concentrates her practice on complex litigation matters and advocating for survivors of sexual abuse and sexual assault. Her extensive litigation experience includes representing both plaintiffs and defendants in high stakes situations, ranging from multi-million dollar business disputes, fraud schemes, and class actions. Ms. Mallgrave has also spent her career working with individuals injured from sexual abuse and trafficking situations.

Ms. Mallgrave is lead counsel in a high-profile human trafficking and civil RICO case against the global religious institution La Luz Del Mundo for sexual assault, forced labor, and other criminal acts. The case has garnered national and international public attention. Ms. Mallgrave also represents other survivors of sexual assault in claims against individuals and institutions, including religious institutions and public and private schools.

Representative Matters for Social Justice

  • Lead counsel for human trafficking and sexual assault survivor in litigation against the global religious institution La Luz Del Mundo for civil RICO and other criminal acts.
  • Lead counsel for multiple survivors of sexual assault against various individuals and entities, including schools and religious institutions.
  • Co-Counsel in lawsuit against City and County of San Francisco to end dangerous and illegal conditions in the Tenderloin Neighborhood and provide safe shelter to unhoused people

Awards & Recognition

  • Best Lawyer, Personal Injury Litigation – Plaintiffs (2022)
  • Top Women Lawyers, Daily Journal (2020 – 2022)
  • California Trialblazer, The Recorder (2020)
  • Wiley W. Manuel Certificate for Pro Bono Legal Service, State Bar of California (2006, 2009-2015)
  • Attorney of the Year, Public Law Center (2009)

Professional & Community Activities

  • Public Law Center
    • Board of Directors (2013-2015, 2022)
    • Executive Board of Directors (2016 – 2021)
      • President (2020)
      • Vice President (2019)
      • Secretary/Treasurer (2018)
  • Federal Bar Association, OC Chapter, Board of Directors (2013-2019)
  • The National Crime Victim Bar Association
  • State Bar of California
  • Orange County Bar Association
  • Association of Business Trial Lawyers
In the News
  • Mission Viejo High School (MVHS) Childhood Sexual Assault Lawsuit Filed
    March 2022 | Read Article
  • Childhood Sexual Abuse Case Filed Against Santa Maria Joint Union High School District
    September 2021 | Read Article
  • New York-Presbyterian Hospital Accused of Enabling Horrific Child Sexual Assault of Pediatric Anorexia Patient
    July 2021 | Read Article
  • Greenberg Gross LLP Creates Specialized Practice Group to Fight for Survivors of Sexual Abuse
    June 2021 | Read Article
  • Childhood Sexual Abuse Case Filed Against Monterey Bay Academy
    June 2021 | Read Article
  • Child Sexual Assault Survivor Alexandra Zarini Denounces Allegations in Legal Response Filed by Patricia Gucci
    May 2021 | Read Article
  • Deborah Mallgrave named one of Daily Journal’s 2021 Top Women Lawyers
    May 2021 | Read Article
  • Childhood Sexual Abuse Case Filed Against Santa Ana Unified School District
    News | September 17, 2020 | Read Article
  • Child Sexual Assault Lawsuit Filed Against UCLA and Conrad Mainwaring
    September 2020 | Read Article
  • Great-Granddaughter of Gucci Founder Files Child Sexual Assault Lawsuit Against Stepfather, Mother and Grandmother
    September 2020 | Read Article
  • Greenberg Gross Files Lawsuit Against Optimal Christian Academy and School Administrator Mark Mosby
    May 2020 | Read Article
Media & Broadcast Appearances
  • Deborah Mallgrave on Brian Ross Investigates

    View Video
  • Greenberg Gross Files Federal Human Trafficking and RICO Lawsuit Against Global Religious Institution La Luz Del Mundo

    View Video
  • Child Sexual Assault Lawsuit Brought Against Fullerton Joint Union High School District Under Child Victims Act

    View Video

This site is dedicated to the sexual assault and trafficking practice group of Greenberg Gross LLP. To access the firm's main website, go to