LAWYER PROFILE
John Thomas Malatesta

John Thomas Malatesta

USA 2026

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Ranked in 1 practice area

About

Provided by Polsinelli PC

USA

Practice Areas

Privacy & Cybersecurity

Privacy Litigation

Information Security (InfoSec)

Data Breach & Incident Response

Technology

Health Care Technology

Commercial Litigation

Career

With two decades of experience, J.T. advises clients around the world across a wide range of cybersecurity and data privacy issues. He has extensive experience guiding clients through incident response, regulatory investigations and class action litigation. J.T. was one of the early pioneers in the field of cybersecurity law. He is a founding member of the Sedona Conference Working Group on Data Security and Privacy Liability and is a frequent speaker on emerging issues in cybersecurity regulation and data breach litigation. J.T. has been lead counsel on over 500 cybersecurity incidents and has defended companies before the FTC, SEC, CFPB, NYSDFS, and European Data Protection Authorities. He has litigated multiple data breach cases in the United States.

Clients often call on J.T. due to his practical, strategic approach to evaluate cybersecurity risk and exposure within the broader business context and has an uncanny ability to frame these issues for the different audiences between the board room and the server room. He works with a number of private equity funds and their portfolio companies across all facets of cybersecurity risk management.

Education

University of Virginia School of Law

J.D.

2004

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Privacy & Data Security: Cybersecurity - USA - Nationwide

Band 5
Band 5

Individual Editorial
John Thomas Malatesta handles a wide spectrum of cybersecurity issues including class actions and investigations. He also has notable experience of responding to ransomware attacks.

Strengths

Provided by Chambers

  • John is probably one of the most well spoken attorneys I have worked with.

    Privacy & Data Security: CybersecurityChambers Guide to the USA
  • John is amazing to work with. I consider him to be a friend, a trusted adviser and someone I can rely on without hesitation.

    Privacy & Data Security: CybersecurityChambers Guide to the USA

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