Companies similar to Arthur J. Gallagher & Co. (AJG)
Financials
Arthur J. Gallagher & Co. (AJG)'s closest peers include Marsh McLennan (MRSH), Aon plc (AON), Willis Towers Watson (WTW) and Brown & Brown (BRO). This peer set is drawn from AJG's enriched company profile and is informational only — not financial advice.
Similar companies
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Marsh McLennanMRSHFinancials
A global risk and insurance broker advising clients across 130 countries on insurance placement, reinsurance, and management consulting.
$182.15 (as of 2026-07-16) · market cap $87.2B
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Aon plcAONFinancials
Global professional services and risk advisory firm connecting clients with analytics-driven solutions across insurance, reinsurance, and human capital…
$368.63 (as of 2026-07-16) · market cap $77.9B
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Willis Towers WatsonWTWFinancials
Willis Towers Watson is a global advisory, broking, and solutions company serving clients in risk, insurance, and human capital domains.
$294.33 (as of 2026-07-16) · market cap $27.3B
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Brown & BrownBROFinancials
An insurance brokerage and risk management firm that acquires and integrates regional brokers, captive insurance facilities, and finance-and-incentives dealer…
$69.44 (as of 2026-07-16) · market cap $23.5B
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Peers are drawn from AJG's enriched profile (the same similarity signal the chat uses for "companies like AJG"). See the full profile: Arthur J. Gallagher & Co. (AJG).
Last updated 2026-07-16.
Informational only — NOT financial advice. Company data is sourced from SEC EDGAR + Finnhub and shown with its as-of date.