Top-Rated Reviews Cover a Range of Topics, Including Leading International Insurance Brokers
AM Best Releases Top Global Insurance Brokers Ranking for 2025
In a recent issue of Best’s Review, the global credit rating agency, news publisher, and data analytics provider specialising in the insurance industry, has unveiled the top 20 global insurance brokers based on 2024 total revenue.
Leading the pack is Marsh McLennan, with a staggering revenue of $24.46 billion, maintaining its top position for the 15th consecutive year. Close behind is Aon, with $15.7 billion, followed by Arthur J. Gallagher & Co. with $11.30 billion. Willis Towers Watson (WTW) comes in fourth with $9.93 billion, and Alliant Insurance Services rounds off the top five with $5.07 billion.
Notable movements in the rankings include Alliant's leap to fifth place and Ardonagh's climb to thirteenth. CRC Group, which rebranded from TIH, holds the fifteenth spot. The list features a mix of long-established leaders and new firms, reflecting the dynamic nature of the industry.
The full revenues for brokers ranked seventh through fourteenth were not fully detailed in the available summaries, but the information confirms these significant shifts.
Elsewhere in the insurance world, the Modeling the Future Challenge, which focuses on wildfire risks, has been making waves. In a press release, Pranav Yogeswaran, a New Jersey high school student, and Nichole Semprit, senior program specialist for The Actual Foundation, were featured for their work in this competition.
Best's Review, a monthly insurance magazine published by AM Best, covers emerging issues, trends, and their impact on the marketplace. For more information about AM Best, visit www.ambest.com. The magazine can be contacted at 1 908 882 1771, with Patricia Vowinkel serving as the Executive Editor.
In other news, a partnership between the Insurance Collaboration to Save Lives and a New Jersey health technology firm aims to address morbidity. This development was reported in an article titled "Life Insurance Industry Group Teams Up With Health Providers To Turn Health Data Into Meaningful Action".
AM Best does business in over 100 countries, with regional offices in cities such as London, Amsterdam, Dubai, Hong Kong, Singapore, and Mexico City. For further updates and insights, subscribe to Best’s Review or visit www.ambest.com.
[1] Source: AM Best’s Best’s Review July 2025 issue [2] AM Best Press Release [3] Copyright for the content belongs to A.M. Best Company, Inc. and/or its affiliates.
- Besides the top five brokers, the list from AM Best's July 2025 issue of Best’s Review reveals notable movements in the ranks, with Alliant's significant rise to fifth place, and Ardonagh's climb to thirteenth.
- In another cloud of business, a partnership between the Insurance Collaboration to Save Lives and a New Jersey health technology firm is focusing on addressing morbidity, as reported by AM Best in the article titled "Life Insurance Industry Group Teams Up With Health Providers To Turn Health Data Into Meaningful Action".
