Sean V. Walton
206.573.5257 | Direct Line

Sean Walton joined Mix Sanders Thompson in 2018.  He focuses his practice on insurance-related civil litigation, including defense, coverage, personal injury, and subrogation.

Sean earned his B.A. from Middlebury College in Vermont.  He then earned his J.D., magna cum laude, from Seattle University School of Law in 2011.  Prior to joining Mix Sanders Thompson, Sean spent seven years at a large global law firm where he gained experience litigating commercial disputes, insurance coverage issues, general defense cases, and subrogation claims.

In his free time, Sean serves on the board of Lawyers Helping Hungry Children, a Seattle-based non-profit dedicated to ending childhood hunger in our community.  He also volunteers his time for Amara, a Seattle-based non-profit dedicated to serving children in foster care.  Sean is licensed to practice in Washington State courts and in the Western District of Washington.


  • Middlebury College, B.A.
  • Seattle University School of Law, J.D.


  • Washington State
  • Western District of Washington

Professional & Community Activities:

  • Washington Defense Trial Lawyers
  • King County Bar Association