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Willis Towers Watson WTW

FinanceMarket cap $28B3 connections

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Customers 1

Companies Willis Towers Watson sells to

MicrosoftTechnology · $2.8THR and benefits consulting

Competitors 2

Companies it competes with

Marsh McLennanFinance · $96BBenefits consulting rivalry
Arthur J. GallagherFinance · $55BInsurance consulting

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.