LAWYER PROFILE
Ann Marie Mortimer

Ann Marie Mortimer

USA 2026

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Ranked in 1 practice area

About

Provided by Hunton Andrews Kurth LLP

Practice Areas

Named “MVP” in Cybersecurity & Privacy by Law360 and recognized as leading one of the Daily Journal’s Top Verdicts in California stemming from her precedent-setting California Consumer Privacy Act victory for Walmart, Ann Marie Mortimer heads Hunton’s commercial litigation practice and served as first chair defending Yahoo! in class actions stemming from reportedly the largest data breach in history. She is also the founder and managing partner of the firm’s Los Angeles office.

Ms. Mortimer is at the forefront of cutting-edge cybersecurity litigation threatening the fundamental business of global brands, counseling Fortune 50 companies on the novel challenges and regulations in an increasingly virtual world. She has advised on multiple privacy claims, including mass arbitrations, related to unauthorized access to personal data by third parties or bad actors, user disclosure and consent, and tracking technology. She successfully pursued platform abusers for a social media giant, to protect digital uses. As regulation tries to keep pace with the acceleration of technology, Ms. Mortimer is engaged in challenging privacy and data breach cases critical to her clients at every stage of the information life cycle.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Privacy & Data Security: Litigation - USA - Nationwide

Band 2
Band 2

Individual Editorial

Ann Marie Mortimer has notable strength in handling complex litigation arising from data breaches for clients in the technology space. She is also head of the firm’s commercial litigation practice and the managing partner of the Los Angeles office.

Strengths

Provided by Chambers

  • Ann believes in what the client believes in. She is smart and can think on her feet.

    Privacy & Data Security: LitigationChambers Guide to the USA
  • She is a creative and has achieved tremendous results.

    Privacy & Data Security: LitigationChambers Guide to the USA

Ranked Individuals at Hunton Andrews Kurth LLP (164)

California

California: Southern

District of Columbia

Florida

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