Sjoerd Brethouwer

MSc AAG FRM

Consulting actuary

Amsterdam, NL

Sjoerd Brethouwer is a consulting actuary in the Amsterdam office of Milliman. He joined the firm in 2017.

Sjoerd carries out consulting assignments in the fields of life and non-life insurance and finance risk management in the Netherlands and neighboring countries.

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Experience

Sjoerd has 11 years of extensive experience in the fields of life insurance, financial risk management, and non-life insurance. Before joining Milliman, he worked at EY for five years during which he provided actuarial audit support for several clients. Sjoerd has worked on several projects in the areas of IFRS17 and Solvency II (model implementations, model validations, and general client support on these topics). He also has broad experience on IFRS9 topics.

Professional Designations

Fellow Royal Dutch Actuarial Association (AAG)
Certified Financial Risk Manager (FRM), Global Association of Risk Professionals

Education

Actuarial Practice Cycle (postgraduate education), Amsterdam Business School, University of Amsterdam, The Netherlands
Financial Risk Management (FRM), Global Association of Risk Professionals
Master’s degree, Actuarial Science and Financial Mathematics, University of Amsterdam

Affiliations

Sjoerd is an active member of the Dutch Actuarial Association. He participates in the commission for insurers.
Sjoerd is guest lecturer at the Actuarial Institute.

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Publications

Read their latest work

Article

Market capitalisation of CFO Forum companies: An analysis of IFRS 17 results at year-end 2024

09 October 2025 - by Henny Verheugen, Hortense Désiré, Sjoerd Brethouwer

We examine the market capitalization of CFO Forum companies in order to give investors another indicator and help overcome differences in reporting.

Article

Comparative analysis of the Achmea, a.s.r., and NN non-life insurance companies

10 June 2025 - by Sjoerd Brethouwer, Joyce Delsing, Henny Verheugen

In the wake of IFRS 9 and 17, our comparative analysis of Achmea, ASR, and NN non-life insurers’ 2024 reports reveals key trends and reporting differences.

Article

Comparative analysis of the Achmea, a.s.r., Athora, and NN life insurance companies

24 April 2025 - by Sjoerd Brethouwer, Henny Verheugen

We delve into the major financial components of Dutch life insurance divisions, conducting a comparative analysis in the wake of the recent adoption of IFRS 9 and IFRS 17.

Article

Market trends in cyber risk insurance within the Netherlands

22 May 2024 - by Joris Van der Moore, Joost Broens, Sjoerd Brethouwer

Cyber insurance in the Netherlands and beyond faces uncertainty, but the industry predicts that market premiums globally will more than double by 2030.

Article

Bridging the gap between IFRS and Solvency II Capital Generation: A case study

12 May 2023 - by Lotte van Delft, Peter Boekel, Sjoerd Brethouwer, Maarten Ruissaard

Defining and comparing capital generation in IFRS and Solvency II is crucial for communicating a transparent and consistent investor story.

Article

IFRS17 coverage units for CSM amortization

01 March 2018 - by Sjoerd Brethouwer, William Hines, Takanori Hoshino, Kurt Lambrechts

While IFRS 17 provides little guidance about coverage units, insurers may be able to find quick but reasonable choices from current modeling philosophy or certain existing standards such as U.S. GAAP.

Article

Transition to IFRS 17

19 June 2017 - by Aldo Balestreri, Sjoerd Brethouwer, Andrew Gilchrist, William Hines, Andrew Kay

This paper discusses the possible approaches to transition and the main challenges that (re)insurers will face during the transition to IFRS 17.

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Read their latest work

Article

Market capitalisation of CFO Forum companies: An analysis of IFRS 17 results at year-end 2024

09 October 2025 - by Henny Verheugen, Hortense Désiré, Sjoerd Brethouwer

We examine the market capitalization of CFO Forum companies in order to give investors another indicator and help overcome differences in reporting.

Article

Comparative analysis of the Achmea, a.s.r., and NN non-life insurance companies

10 June 2025 - by Sjoerd Brethouwer, Joyce Delsing, Henny Verheugen

In the wake of IFRS 9 and 17, our comparative analysis of Achmea, ASR, and NN non-life insurers’ 2024 reports reveals key trends and reporting differences.

Article

Comparative analysis of the Achmea, a.s.r., Athora, and NN life insurance companies

24 April 2025 - by Sjoerd Brethouwer, Henny Verheugen

We delve into the major financial components of Dutch life insurance divisions, conducting a comparative analysis in the wake of the recent adoption of IFRS 9 and IFRS 17.

Article

Market trends in cyber risk insurance within the Netherlands

22 May 2024 - by Joris Van der Moore, Joost Broens, Sjoerd Brethouwer

Cyber insurance in the Netherlands and beyond faces uncertainty, but the industry predicts that market premiums globally will more than double by 2030.

Article

Bridging the gap between IFRS and Solvency II Capital Generation: A case study

12 May 2023 - by Lotte van Delft, Peter Boekel, Sjoerd Brethouwer, Maarten Ruissaard

Defining and comparing capital generation in IFRS and Solvency II is crucial for communicating a transparent and consistent investor story.

Article

IFRS17 coverage units for CSM amortization

01 March 2018 - by Sjoerd Brethouwer, William Hines, Takanori Hoshino, Kurt Lambrechts

Article

Transition to IFRS 17

19 June 2017 - by Aldo Balestreri, Sjoerd Brethouwer, Andrew Gilchrist, William Hines, Andrew Kay

This paper discusses the possible approaches to transition and the main challenges that (re)insurers will face during the transition to IFRS 17.

Sjoerd Brethouwer

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Experience

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Read their latest work

Market capitalisation of CFO Forum companies: An analysis of IFRS 17 results at year-end 2024

Comparative analysis of the Achmea, a.s.r., and NN non-life insurance companies

Comparative analysis of the Achmea, a.s.r., Athora, and NN life insurance companies

Market trends in cyber risk insurance within the Netherlands

Bridging the gap between IFRS and Solvency II Capital Generation: A case study

IFRS17 coverage units for CSM amortization

Transition to IFRS 17

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CHOOSE A LOCATION AND LANGUAGE

Sjoerd Brethouwer

Experience

Read their latest work

Market capitalisation of CFO Forum companies: An analysis of IFRS 17 results at year-end 2024

Comparative analysis of the Achmea, a.s.r., and NN non-life insurance companies

Comparative analysis of the Achmea, a.s.r., Athora, and NN life insurance companies

Market trends in cyber risk insurance within the Netherlands

Bridging the gap between IFRS and Solvency II Capital Generation: A case study

IFRS17 coverage units for CSM amortization

Transition to IFRS 17

CHOOSE A LOCATION AND LANGUAGE