Companies › Finance

Arthur J. Gallagher AJG

FinanceMarket cap $55B4 connections

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Customers 1

Companies Arthur J. Gallagher sells to

AmazonConsumer & Retail · $2.0TCommercial insurance brokerage

Competitors 3

Companies it competes with

Marsh McLennanFinance · $96BInsurance brokerage rivalry
Willis Towers WatsonFinance · $28BInsurance consulting
Brown & BrownFinance · $22BInsurance brokerage

Other Finance companies

Berkshire Hathaway JPMorgan Chase Visa Mastercard Bank of America Wells Fargo American Express Blackstone Goldman Sachs HSBC

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Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.