Skip to content Keith M. Hayasaka


701 Fifth Avenue
Suite 2100
Seattle, WA 98104


J.D. Georgia State University College of Law

B.A. Vanderbilt University, cum laude


Best Lawyers in America® Ones to Watch distinction in Product Liability Litigation - Defendants (2022-2024)

State Bar of Georgia Young Lawyers Division Leadership Academy (2012)

National Association of Railroad Trial Counsel (NARTC) College of Trial Advocacy (2014)


Keith M. Hayasaka is a Partner in the Seattle office of GRSM and a member of the firm’s Product & General Liability and Insurance practice groups. His broad experience includes premises liability, personal injury defense (including wrongful death and catastrophic injury claims), transportation (trucking, railroad and motor vehicle litigation), property damage, commercial disputes, and products liability. He has successfully represented clients in all aspects of litigation, from pre-suit claims counseling to obtaining favorable results through mediation, arbitration, trial and appeal. 

Prior to joining GRSM, he was partner in the Seattle office of an Am Law 100 firm. Previously, he practiced in Georgia for nearly a decade. His clients have ranged from individual insureds to Fortune 500 companies in matters pending in both state and federal court. 

Keith received his BA from Vanderbilt University and JD from Georgia State University College of Law.


  • Washington
  • Oregon
  • Georgia
  • US District Court, Eastern & Western Districts of Washington
  • US District Court, Middle & Northern Districts of Georgia
  • US Court of Appeals for the Ninth Circuit
  • US Court of Appeals for the Eleventh Circuit


  • Oregon State Bar
  • Washington State Bar
  • State Bar of Georgia
  • American Bar Association (2008–2018)
  • Defense Research Institute (2013–2017)
  • National Association of Railroad Trial Counsel (2012–2016)
  • Georgia Defense Lawyers Association (2009–2017)
Publications & Presentations