Katherine Brosius

3101 Western Ave,
Suite 500
Seattle, WA 98121
Main: (206) 292-8008
Email: kbrosius@hwb-law.com


Ms. Brosius primarily practices workers’ compensation litigation out of Holmes Weddle & Barcott’s Seattle office.

During law school, Ms. Brosius gained valuable hands-on experience in various areas of law, including consumer protection, landlord tenant, and military justice. She was a Research and Technical Editor on Seattle University Law Review. Prior to joining the Holmes Weddle & Barcott, Ms. Brosius worked in a general practice firm focusing on general business and business transactions and probate matters.

Ms. Brosius is a member at large on the board of Washington Women Lawyers Capitol Chapter. In her free time, Ms. Brosius enjoys traveling and spending time outdoors

Practice Areas

  • Worker’s Compensation Defense


Admitted to Practice

  • Washington State Courts and Federal Courts



  • Bachelor of Arts: University of Washington, 2015
  • Juris Doctor: Seattle University School of Law, 2021