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Sjors Altemuhl, MAST, AAG

Consulting Actuary
Amsterdam, NL

Tel: +31 2 07601801

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  • Post-master to Actuary AG, TIAS/Actuarial Institute
  • Master’s degree, Applied Mathematics, University of Cambridge
  • Bachelor’s degree, Econometrics & Operations Research, University of Groningen
  • Bachelor’s degree, Physics, University of Groningen

Current Responsibility

Sjors Altemühl is a consulting actuary in the Amsterdam office of Milliman. He joined the firm in 2016.


Sjors carries out consulting assignments in the field of life and non-life insurance, financial risk management, and data analytics. Examples of projects Sjors has been involved with are:

  • Development of a capital planning model for a large Dutch insurer (Life)
  • Calibration of the HRES parameters for premium and reserve risk for the Dutch market (Health)
  • M&A projects

Prior to joining Milliman, Sjors was an intern at a private equity firm and a strategy consultant. Sjors is fluent in Dutch and English and has a working knowledge of Spanish and German.


  • Fellow, Actuarieel Genootschap (Dutch Society of Actuaries)
  • Work at Milliman

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