WSIA's associate members include firms that provide various professional services to self-insured employers and their workers but are not third party administrators of claims. Our associate membership includes:

  • Legal services
  • Medical services
  • Medical management
  • Independent medical examiners
  • Investigators
  • Risk management
  • Safety and accident prevention
  • Insurance services
  • Vocational rehabilitation and return to work counselors
  • State fund employers
  • Employers considering a self-insurance application
  • Trade associations
  • Retrospective Ratings groups
  • Consultants

Our associate members make a membership investment in WSIA depending upon number of full-time or full-time equivalent employees in Washington, as follows:

Sole provider

Up to four employees

Over four employees




WSIA's membership year runs July 1 to June 30. Members joining mid-year will have their dues prorated in their renewal year. For more information on dues proration, contact Kari Heinold at the WSIA office.