Top 10 Global Insurance Brokers By Revenues, 2021 (1)

(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc.  $19,859 United States
2 Aon PLC 12,185 Ireland
3 Willis Towers Watson PLC  8,826 United Kingdom
4 Arthur J. Gallagher & Co.  6,966 United States
5 Hub International Ltd.  3,227 United States
6 Brown & Brown Inc. 3,048 United States
7 Truist Insurance Holdings Inc.  2,863 United States
8 Acrisure LLC 2,817 United States
9 Lockton Cos. LLC (2) 2,703 United States
10 Alliant Insurance Services, Inc. 2,614 United States
(1) Revenue generated by insurance brokerage and related services. (2) Fiscal year ending April 30. Source: Business Insurance (www.businessinsurance.com), July 2022.