Verified peer comparison

MMC vs BRK.B

Marsh & McLennan Companies, Inc. compared with Berkshire Hathaway Inc.. This page compares both source-verified company profiles and does not introduce an unverified price target.

MMC

Marsh & McLennan Companies, Inc.

$189.43

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BRK.B

Berkshire Hathaway Inc.

$189.43

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Company-specific comparison

Business exposure

MMC: Insurance Brokers

BRK.B: Multi-Sector Holdings

Upside lens

MMC: Complex risk and insurance markets can sustain demand for placement and advice. Acquired middle-market capabilities can broaden distribution and client reach. Benefits, talent and strategy work can diversify recurring client revenue.

BRK.B: Disciplined underwriting across GEICO, Berkshire Hathaway Reinsurance Group, and primary insurers can provide low-cost float for investment. Berkshire's large cash and Treasury-bill holdings provide capacity for acquisitions, securities purchases, operating investment, or repurchases when expected returns are attractive. Earnings from insurance, BNSF, Berkshire Hathaway Energy, manufacturing, service, and retail can offset weakness in individual industries.

Risk lens

MMC: Large acquisitions can create cost, retention and systems-integration risk. Softer pricing can slow brokerage revenue growth despite stable retention. Economic weakness can delay project-based consulting demand.

BRK.B: Large or unusual insured events can produce volatile claims, reserve uncertainty, and material quarterly underwriting losses. Concentrated public-equity holdings and the difficulty of deploying a very large capital base can amplify market exposure or depress future returns. Railroad and utility returns depend on heavy investment, operational reliability, regulation, commodity flows, weather, and wildfire-related liabilities.