Walder H. Thame-Turner is an Associate with Marks, O’Neill, O’Brien, Doherty & Kelly’s Westchester County, New York office. She is admitted to practice in New York. She is also a member of the New York City Bar Association, the Metropolitan Black Bar Association and the Association of Black Women Attorneys.

Walder graduated cum laude from John Jay College of Criminal Justice in 2012 with a Bachelor of Arts degree in Political Science. While attending John Jay, Walder was inducted into the Phi Sigma Alpha Political Science Honor Society. She attended Elisabeth Haub School of Law at Pace University, graduating in 2017. During law school, Walder concentrated in International Law and Business/Corporate Law. She was also a member of the Black Law Students Association as well as the Women’s Association of Law Students.

During law school, Walder interned at the Office of the New York State Attorney General. There she gained experience in civil litigation, charities regulation and civil management of recidivist sex offenders upon the expiration of their criminal sentence. After law school, she worked for a civil rights firm as a motions clerk where she honed her writing skills by drafting various motions as well as appellate briefs.

Since joining Marks O’Neill in 2019, Walder focuses her practice on Toxic Tort, Mass Tort Environmental and Products Liability,

Walder resides in Bronx, New York and enjoys traveling, reading and spending time with friends and family.

Walder H. Thame-Turner
Associate / Westchester County

Phone 914-593-7303
Email wturner@moodklaw.com

Walder H. Thame-Turner  PDF


  • J.D., Elisabeth Haub School of Law at Pace University, 2017
  • B.A., John Jay College of Criminal Justice, 2012, cum laude

Bar Admissions

  • New York

Bar Associations

  • New York City Bar Association
  • The Metropolitan Black Bar Association
  • The Association of Black Women Attorneys

Practice Areas

  • Casualty Group
  • Employment Law, Municipal & Public Entity
  • Healthcare & Catastrophic & Excess Loss
  • Toxic Tort, Mass Tort, Environmental and Products Liability

Representative Cases



Westchester County
580 White Plains Road, Suite 620, Tarrytown, NY 10591