Aon is Brown & Brown's #1 rival. Aon was founded in 1982 in London, England. Like Brown & Brown, Aon also operates in the Banking, Financial Services and Insurance space. Aon generates $10.9B more revenue than Brown & Brown.
Marsh McLennan is one of Brown & Brown's top competitors. Marsh McLennan is headquartered in New York, New York, and was founded in 1871. Like Brown & Brown, Marsh McLennan also works within the Insurance Brokers sector. Marsh McLennan generates 493% the revenue of Brown & Brown.
Gallagher is seen as one of Brown & Brown's top competitors. Gallagher was founded in 1927, and its headquarters is in Rolling Meadows, Illinois. Like Brown & Brown, Gallagher also works within the Insurance Brokers sector. Gallagher has 28,800 more employees than Brown & Brown.