Our Company

Donald K. Rainey, FCAS, MAAA

Principal, Consulting Actuary
Pasadena, CA, US

Tel: +1 626 5771144

E-Mail | Download bio | VCard

Professional Designations

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


  • BA, Mathematics and Sociology, California State University

Current Responsibility

Don is a consulting actuary with the Los Angeles office of Milliman. He joined the firm in 1986.


Don has experience with virtually every line of property/casualty business, including workers' compensation, general liability, and professional liability. He also has considerable experience with unemployment insurance, asbestos, environmental, underground storage tank, and construction defect losses. Among the actuarial services he provides to private carriers, state funds, captives, and self-insureds are:

    • Statements of actuarial opinion on reserve/rate adequacy
    • Reserving, ratemaking, and financial analyses
    • Evaluation of reinsurance arrangements for transfer of risk
    • Assistance with commutation strategies
    • Review and development of rating plans, dividend plans, and branch office loss allocation plans
    • Modeling the impact of business plans on a client's balance sheet, income statement, and cash flow
    • Representing clients to auditors, regulators, rating agencies, and the Internal Revenue Service


  • CAS Finance Committee
  • Past Member, CAS Committee on Valuation, Finance, and Investments
  • Past Member, CAS Examination Committee
  • Past Member, American Academy of Actuaries Committee on Property and Casualty Risk-Based Capital
  • Past President, Southern California Casualty Actuarial Club
  • Work at Milliman

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