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Brian Z. Brown

FCAS, MAAA
Principal & Consulting Actuary
Chicago, IL, US

Brian Brown is a principal and consulting actuary with the Chicago office of Milliman. He joined the firm in 1990.

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Experience

Brian’s area of expertise is property and casualty insurance, especially ratemaking, loss reserve analysis, and actuarial appraisals for mergers and acquisitions. Brian has extensive experience in both commercial and personal lines, including professional liability and workers’ compensation. He has also provided legal support services to law firms.

Brian’s clients include many of the largest insurers/reinsurers in the world.

Publications

Read their latest work

Article

2024 Workers’ compensation statutory financial results

02 July 2025 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
Direct written premium declined, ending three consecutive years of increases, while loss ratios were a mixed bag.
Article

米国労働者災害補償：2024年法定財務報告結果

02 July 2025 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
元受収入保険料は減少し、3年連続の増加に終止符が打たれました。一方、ロスレシオについてはまちまちの結果となりました。
Article

米国商用車賠償責任保険：2024年法定財務結果まとめ

02 July 2025 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
2024年、自動車賠償責任保険の元受引受保険料は12.3%増加し、430億ドルに達しましたが、保険会社はロスレシオの上昇圧力が続く状況に直面しています。
Article

2024 Commercial auto liability statutory financial results

02 July 2025 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
Direct written premium for auto liability insurance in 2024 increased 12.3% to $43 billion, but carriers saw continued upward pressure on loss ratios.
Article

社会的インフレと準備金の積立

23 May 2024 - by Brian Z. Brown, Katherine A. Pipkorn, Christopher Fredericks
近年の料率設定時の見積もり不足の可能性があり、訴訟費用の増加により損害保険会社の準備金が減少し続ける可能性があります。
Article

Social inflation and reserve development

23 May 2024 - by Brian Z. Brown, Katherine A. Pipkorn, Christopher Fredericks
Rising litigation costs could continue to erode reserves for property and casualty insurers, as pricing estimates in recent years might come up short.
Article

米国商用車賠償責任保険：2023年法定財務報告結果まとめ

30 April 2024 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
本稿では、米国商用車賠償責任保険引受会社の2023年末の主な財務結果を、引受保険料、ロスレシオ、責任準備金の積立に関する詳細情報とともに概説します。
Article

2023 commercial auto liability statutory financial results

30 April 2024 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Lori E. Julga, Kyle Stowe
We summarize key 2023 financial results for U.S. commercial auto liability writers, including gross written premiums, loss ratios, and reserve development.
Article

Workers' compensation: Summary of 2022 statutory financial results

06 June 2023 - by Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Travis J. Grulkowski, Lori E. Julga
We review the key financial results for U.S. workers’ compensation writers in 2022, a year in which direct written premiums increased 10.3%.
Article

米国商用車賠償責任保険：2022年法定財務報告結果まとめ

06 June 2023 - by Paul Anderson, Carl X. Ashenbrenner, Brian Z. Brown, Zachary A. Fischer, Drew B. Groth, Travis J. Grulkowski, Lori E. Julga
本稿では、米国商用車賠償責任保険引受会社の2022年末の財務結果を、引受保険料、ロスレシオ、責任準備金の積立に関する詳細情報とともに概説します。