Current Table

Top 10 Global Insurance Brokers By Revenues, 2022 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc.  $20,664  United States
2 Aon PLC 12,403  Ireland
3 Willis Towers Watson PLC  8,726  United Kingdom
4 Arthur J. Gallagher & Co.  8,378  United States
5 Hub International Ltd.  3,758  United States
6 Acrisure LLC 3,619  United States
7 Brown & Brown Inc. 3,563  United States
8 Truist Insurance Holdings Inc.  3,345  United States
9 Alliant Insurance Services, Inc. 3,199  United States
10 Lockton Cos. LLC (2) 3,050  United States

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July 2023.

 

Archived Tables

TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2008
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($ millions)

Rank Company Brokerage revenues (1)    Country
1 Marsh & McLennan Cos. Inc. $11,516.0    U.S.
2 Aon Corp. 7,310.0    U.S.
3 Willis Group Holdings Ltd. (2) 3,362.0    U.K.
4 Wells Fargo Insurance Services Inc. (3) 1,743.1    U.S.
5 Arthur J. Gallagher & Co. 1,611.3    U.S.
6 Jardine Lloyd Thompson Group P.L.C. 992.8    U.K.
7 Brown & Brown Inc. 966.0    U.S.
8 BB&T Insurance Services Inc. 962.1    U.S.
9 Gras Savoye & Cie 786.4    France
10 Lockton Cos. L.L.C. 778.3 (4)    U.S.

(1) Gross revenues generated by insurance brokerage, consulting and related services.
(2) Includes Hilb Rogal & Hobbs Co., purchased October 2008.
(3) Includes Wachovia Insurance Services Inc., purchased December 2008.
(4) Fiscal year ending April 30.

Source: Business Insurance, July 20, 2009.

 
TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2009 (1)
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($ millions)

Rank Company Brokerage revenues    Country
1 Marsh & McLennan Cos. Inc. (2) $10,507 U.S.
2 Aon Corp. 7,410 U.S.
3 Willis Group Holdings P.L.C. 3,210 U.K.
4 Arthur J. Gallagher & Co. 1,712 U.S.
5 Wells Fargo Insurance Services Inc.  1,561 U.S.
6 BB&T Insurance Services Inc. 1,081 U.S.
7 Brown & Brown Inc. 965 U.S.
8 Jardine Lloyd Thompson Group P.L.C. 958 U.K.
9 Lockton Cos. L.L.C. 766 U.S.
10 Gras Savoye & Cie. 755 France

(1) Gross revenues generated by insurance brokerage, consulting and related services.
(2) Revenues do not include HSBC Insurance Brokers Ltd., purchased April 2010.

Source: Business Insurance, July 19, 2010.

 
TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2010 (1)
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($ millions)

Rank Company Brokerage revenues Country
1 Aon Corp. $10,606 U.S.
2 Marsh & McLennan Cos. Inc. 10,596 U.S.
3 Willis Group Holdings P.L.C. 3,300 U.K.
4 Arthur J. Gallagher & Co. 1,790 U.S.
5 Wells Fargo Insurance Services USA Inc. 1,650 U.S.
6 Jardine Lloyd Thompson Group P.L.C. (2) 1,138 U.K.
7 BB&T Insurance Services Inc. 1,079 U.S.
8 Brown & Brown Inc. 967 U.S.
9 Lockton Cos. L.L.C. (3) 827 U.S.
10 Hub International Ltd.  762 U.S.

(1) Gross revenues generated by insurance brokerage, consulting and related services.
(2) Fiscal year ending December 31.
(3) Fiscal year ending April 30.

Source: Business Insurance, July 18, 2011.

 
TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2011 (1)
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($ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $11,519 U.S.
2 Aon P.L.C. 11,228 U.K.
3 Willis Group Holdings P.L.C. 3,414 U.K.
4 Arthur J. Gallagher & Co. 2,092 U.S.
5 Wells Fargo Insurance Services USA Inc. 1,627 U.S.
6 Jardine Lloyd Thompson Group P.L.C.  1,267 U.K.
7 Brown & Brown Inc. 1,112 U.S.
8 BB&T Insurance Services Inc. 1,104 U.S.
9 Lockton Cos. L.L.C. (2) 904 U.S.
10 Hub International Ltd.  878 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance, July 16, 2012.

 
TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2012 (1)
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($ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $11,924 U.S.
2 Aon P.L.C. 11,476 U.K.
3 Willis Group Holdings P.L.C. 3,458 U.K.
4 Arthur J. Gallagher & Co. 2,385 U.S.
5 Wells Fargo Insurance Services USA Inc. 1,575 U.S.
6 BB&T Insurance Services Inc. 1,480 U.S.
7 Jardine Lloyd Thompson Group P.L.C.  1,405 U.K.
8 Brown & Brown Inc. (2) 1,400 U.S.
9 Lockton Cos. L.L.C. (3) 1,007 U.S.
10 Hub International Ltd.  989 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Pro forma to include the July 1, 2013 acquisition of Beecher Carlson Holdings Inc.
(3) Fiscal year ending April 30.

Source: Business Insurance, July 15, 2013.

 
TOP TEN GLOBAL INSURANCE BROKERS BY REVENUES, 2013 (1)
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($ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $12,270 U.S.
2 Aon P.L.C. 11,787 U.K.
3 Willis Group Holdings P.L.C. 3,633 U.K.
4 Arthur J. Gallagher & Co. 2,742 U.S.
5 Jardine Lloyd Thompson Group P.L.C.  1,746 U.K.
6 BB&T Insurance Holdings Inc. 1,582 U.S.
7 Brown & Brown Inc. 1,356 U.S.
8 Wells Fargo Insurance Services USA Inc. 1,350 U.S.
9 Hub International Ltd.  1,148 U.S.
10 Lockton Cos. L.L.C. (2) 1,117 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July 21, 2014.

 
TOP 10 GLOBAL INSURANCE BROKERS BY REVENUES, 2014 (1)
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($ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $12,966 U.S.
2 Aon P.L.C. 12,019 U.K.
3 Willis Group Holdings P.L.C. 3,767 U.K.
4 Arthur J. Gallagher & Co. 3,530 U.S.
5 Jardine Lloyd Thompson Group P.L.C. 1,714 U.K.
6 BB&T Insurance Holdings Inc. 1,714 U.S.
7 Brown & Brown Inc. 1,567 U.S.
8 Wells Fargo Insurance Services USA Inc. 1,299 U.S.
9 Hub International Ltd. 1,296 U.S.
10 Lockton Cos. L.L.C. (2) 1,231 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July 20, 2015.

 
Top 10 Global Insurance Brokers By Revenues, 2015 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $12,912 U.S.
2 Aon P.L.C.  11,661 U.K.
3 Willis Towers Watson P.L.C. (2) 8,124 U.K.
4 Arthur J. Gallagher & Co.  3,990 U.S.
5 Jardine Lloyd Thompson Group P.L.C. 1,698 U.K.
6 BB&T Insurance Holdings Inc.  1,676 U.S.
7 Brown & Brown Inc.  1,657 U.S.
8 Hub International Ltd.  1,470 U.S.
9 Lockton Cos. L.L.C. (3) 1,329 U.S.
10 Wells Fargo Insurance Services USA Inc. 1,316 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Reflects the 2016 merger of Willis Group Holdings P.L.C., Towers Watson & Co. and Gras Savoye & Cie.
(3) Fiscal year ending April 30, 2015.

Source: Business Insurance (www.businessinsurance.com), July 18, 2016.

 
Top 10 Global Insurance Brokers By Revenues, 2016 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $13,229 U.S.
2 Aon P.L.C.  11,605 U.K.
3 Willis Towers Watson P.L.C.  7,778 U.K.
4 Arthur J. Gallagher & Co.  4,186 U.S.
5 BB&T Insurance Holdings Inc.  1,809 U.S.
6 Brown & Brown Inc.  1,763 U.S.
7 Hub International Ltd.  1,649 U.S.
8 Jardine Lloyd Thompson Group P.L.C. 1,550 U.K.
9 Lockton Cos. L.L.C. (2) 1,425 U.S.
10 USI Insurance Services L.L.C. 1,030 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July, 2017.

 
Top 10 Global Insurance Brokers By Revenues, 2016 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $13,229 U.S.
2 Aon P.L.C.  11,605 U.K.
3 Willis Towers Watson P.L.C.  7,778 U.K.
4 Arthur J. Gallagher & Co.  4,186 U.S.
5 BB&T Insurance Holdings Inc.  1,809 U.S.
6 Brown & Brown Inc.  1,763 U.S.
7 Hub International Ltd.  1,649 U.S.
8 Jardine Lloyd Thompson Group P.L.C. 1,550 U.K.
9 Lockton Cos. L.L.C. (2) 1,425 U.S.
10 USI Insurance Services L.L.C. 1,030 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July, 2017.

 
Top 10 Global Insurance Brokers By Revenues, 2017 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. $14,035 U.S.
2 Aon P.L.C. 9,966 U.K.
3 Willis Towers Watson P.L.C. 8,116 U.K.
4 Arthur J. Gallagher & Co. 4,539 U.S.
5 BB&T Insurance Holdings Inc. 1,918 U.S.
6 Hub International Ltd. 1,871 U.S.
7 Jardine Lloyd Thompson Group P.L.C. 1,865 U.K.
8 Brown & Brown Inc. 1,857 U.S.
9 USI Insurance Services L.L.C. 1,635 U.S.
10 Lockton Cos. L.L.C. (2) 1,564 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July, 2018.

 
Top 10 Global Insurance Brokers By Revenues, 2018 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. (2) $16,839 (3) U.S.
2 Aon PLC 10,717 U.K.
3 Willis Towers Watson PLC  8,413 U.K.
4 Arthur J. Gallagher & Co.  5,107 U.S.
5 Hub International Ltd.  2,147 U.S.
6 BB&T Insurance Holdings Inc. (4) 2,016 U.S.
7 Brown & Brown Inc. (4) 2,010 U.S.
8 Lockton Cos. LLC (5) 1,706 U.S.
9 USI Insurance Services LLC 1,665 U.S.
10 Acrisure LLC 1,378 U.S.

(1) Revenue generated by insurance brokerage and related services.
(2) Reflects acquistions made in 2018 and 2019.
(3) Pro forma to reflect the acquisition of Jardine Lloyd Thompson Group PLC in April 2019.
(4) Reflects acquisition made in 2018.
(5) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July 2019.

 
Top 10 Global Insurance Brokers By Revenues, 2019 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. (2) $16,752 (3) United States
2 Aon PLC 10,939 United Kingdom
3 Willis Towers Watson PLC 8,941 United Kingdom
4 Arthur J. Gallagher & Co. 5,716 United States
5 Hub International Ltd. 2,392 United States
6 Brown & Brown Inc. 2,385 United States
7 Truist Insurance Holdings Inc. (2) 2,271 United States
8 Lockton Cos. LLC (4) 1,868 United States
9 USI Insurance Services LLC 1,831 United States
10 Acrisure LLC 1,807 United States

(1) Revenue generated by insurance brokerage and related services.
(2) Reflects acquisitions made in 2019.
(3) Business Insurance estimate of pro forma revenue to reflect the acquisition of Assurance Agency Ltd. in April 2020.
(4) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July 2020.

 
Top 10 Global Insurance Brokers By Revenues, 2020 (1)
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(US$ millions)

Rank Company Brokerage revenues Country
1 Marsh & McLennan Cos. Inc. (2) $17,267 United States
2 Aon PLC 11,039 United Kingdom
3 Willis Towers Watson PLC  9,286 United Kingdom
4 Arthur J. Gallagher & Co.  6,070 United States
5 Hub International Ltd.  2,698 United States
6 Brown & Brown Inc. 2,606 United States
7 Truist Insurance Holdings Inc.  2,434 United States
8 Lockton Cos. LLC (3) 2,146 United States
9 Acrisure LLC 1,973 United States
10 USI Insurance Services LLC 1,949 United States

(1) Revenue generated by insurance brokerage and related services.
(2) Acquired PayneWest Insurance Inc. on April 21, 2021.
(3) Fiscal year ending April 30.

Source: Business Insurance (www.businessinsurance.com), July/August 2021.

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