TOP TEN COMMERCIAL INSURANCE BROKERS OF U.S. BUSINESS BY REVENUES, 2012 (1)

($ millions)

Rank Company Brokerage revenues
1 Aon P.L.C. $5,318.0
2 Marsh & McLennan Cos. Inc. 5,300.2
3 Arthur J. Gallagher & Co. 1,908.0
4 Willis Group Holdings P.L.C. 1,625.3
5 Wells Fargo Insurance Services USA Inc. 1,575.4
6 BB&T Insurance Holdings Inc. 1,480.3
7 Brown & Brown Inc. (2) 1,386.4
8 Lockton Cos. L.L.C. (3) 745.3
9 National Financial Partners Corp. 744.2
10 USI Holdings Corp. 712.5

(1) Companies that derive more than 49 percent of revenues from personal lines business are not ranked.
(2) Pro forma to reflect the July 1, 2013 purchase of Beecher Carlson Holdings Inc.
(3) Fiscal year ending April 30.

Source: Business Insurance, July 29, 2013.