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Matthew D. Corwin, ACAS, MAAA

Associate Actuary
Seattle, WA, US

Tel: +1 206 5045557

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Professional Designations

  • Associate, Casualty Actuarial Society
  • Member, American Academy of Actuaries


  • BA, English, University of Washington
  • BA, Mathematics, University of Washington

Current Responsibility

Matt is an actuary with the Seattle office of Milliman. He is a manager of the Seattle Property and Casualty consulting practice. He currently provides consulting services to a wide range of insurance companies and self-insured entities. Matt has been with Milliman since 1989 and the Seattle office since 1998.


Matt's area of expertise is property and casualty insurance, particularly in providing loss reserve and funding analyses. His particular experience includes the following:

  • Produced reserve and funding projections for self-insured workers' compensation programs for private and public employees
  • Analyzed medical professional liability reserve indications, funding requirements, and excess coverage levels for self-insured medical organizations under occurrence and claims-made coverages
  • Analyzed general liability reserves and funding for insurers and self-insured organizations
  • Projected reserves and funding requirements for self-insured automobile liability
  • Projected reserves and evaluated reserving methodology and reinsurance coverages for workers' compensation insurers and state insurance funds
  • Projected reserves and funding requirements for self-insured unemployment compensation
  • Work at Milliman

    • “I was offered a chance to come in, shake things up, create something."
    Work at Milliman