Katherine E. Mayo

Attorney Profile

Top Rated Products Liability Attorney in New York, NY

Locks Law Firm
 | 800 Third Avenue, 11th Floor
New York, NY 10022
Phone: 212-838-3333
Fax: 212-838-3735
Selected To Rising Stars: 2017 - 2019
Licensed Since: 2014
Education: Brooklyn Law School
Practice Areas:
  • Personal Injury - Products: Plaintiff (40%),
  • Environmental Litigation (30%),
  • Class Action/Mass Torts: Plaintiff (30%)
Languages Spoken:
  • English,
  • French
Attorney Profile

Katherine is passionate about fighting for the rights of individuals, laborers, and communities that have been injured by defective products, exposure to toxins, environmental contamination, and other negligent conduct.

Her unwavering determination to secure the maximum recovery possible for her clients combined with her analytical acumen, skillful communication inside and outside of the courtroom, and ability to offer compassionate representation, during what is often an extraordinarily difficult time in her clients' lives, make Katherine a powerful and trusted advocate.

Matters and Case Studies

Katherine has recovered millions of dollars for her clients:

     - Recovered $435,000 for a woman who was severely injured by a defective vaginal mesh

     - Obtained a $298,530 settlement for a man who suffered from bladder cancer linked to his use of a diabetes drug

     - Negotiated many more six-figure settlements for the victims of defective products

     - Second-chaired preparations for a medical malpractice trial that resulted in a $4.5 million settlement for the plaintiff who had been misdiagnosed with hemophilia and treated with unnecessary blood transfusions that infected her with HIV and hepatitis C

     - Drafted a high-stakes motion that allowed a mother and the estate of her deceased child to recover $1.5 million after years of bullying led to the boy’s tragic death

Practice Areas
  • 40%Personal Injury - Products
  • 30%Environmental Litigation
  • 30%Class Action/Mass Torts
Focus Areas

Medical Devices, Pharmaceutical, Products Liability, Class Actions, Toxic Torts


top-imageSelected to Rising Stars for 3 years

Rising Stars: 2017 - 2019

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About Katherine Mayo

Admitted: 2014, New York

Scholarly Lectures/Writings:

  • Sabella v. Appalachian Development Corp. – The Importance of Being Diligent (In Conducting Title Searches), The Law of Oil and Gas in Pennsylvania: 2015 Case Supplement 3-5 (PBI Press, 2015).

Educational Background:

  • Smith College, Massachusetts, B.A., cum laude, Phi Beta Kappa - 2001
  • University of Wisconsin at Madison, Wisconsin, M.F.S. – 2007

Industry Groups

  • New York State Trial Lawyers Association
  • The American Association For Justice
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Office Location for Katherine E. Mayo

800 Third Avenue
11th Floor
New York, NY 10022

Phone: 212-838-3333

Fax: 212-838-3735

Katherine E. Mayo:

Last Updated: 12/9/2019

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