Michael Attanasio

Litigation Department Chair

I defend companies against threats to their innovation and success, and I defend individuals against threats to their freedom. My teams work tirelessly to extinguish these risks and deliver our clients to safety.

+1 858 550 6020

Mike Attanasio is chair of Cooley's global Litigation Department, overseeing the business litigation, IP and employment groups, while leading high-profile representations for some of the most recognizable brands in the world. Bringing 25+ years of first chair trial experience, Mike has been recognized dozens of times for his white collar, commercial litigation and antitrust trial work, including recognitions like a White Collar MVP by Law360, one of the Top 100 Lawyers in California by the Daily Journal and the Game Changer award from The Recorder. Beyond his client representations and litigation leadership role, Mike serves on Cooley's Management Committee, is Partner in Charge of the San Diego office and a fellow in the American College of Trial Lawyers.

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That question is going to live in cross-examination lore forever. – Former federal prosecutor quoted in the New York Post

  • Stanford Law School
    JD, 1990

  • Princeton University
    BA, 1987

Admissions & Credentials



  • American College of Trial Lawyers

Rankings & Accolades

    American College of Trial Lawyers: Fellow

    Attorney General's John Marshall Award for Legal Achievement (Trial)

    Law360: White Collar MVP

    The Daily Journal: Top 100 Attorneys in California

    The Daily Journal: Top Defense Verdicts (Moser v. Encore Capital et al.)

    Recorder: Game Changer award (US v. Jacobson)

    Best Lawyers: Bet-the-Company Litigation, Commercial Litigation, White Collar Defense

    Benchmark Litigation: Litigation, White Collar

    Super Lawyers: Top 10 Lawyer in San Diego

    Super Lawyers: White Collar Defense, Securities Litigation

    San Diego Daily Transcript: Top San Diego County Attorneys (Criminal Law)

Litigation Powerhouse

Law360 praises Cooley for its first-class litigation work and dominant victories.

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+1 858 550 6020 office
+1 858 550 6420 fax

4401 Eastgate Mall
San Diego, CA 92121-1909