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Marsh And Mclennan Companies Inc's Business Segments

Marsh And Mclennan Companies Inc's reported revenue by business segment and by geographic region, quarterly and annual, normalized against the consolidated income statement. Free below: the top 3 rows per table, this quarter and this fiscal year. Subscriber access adds the full segment history and operating income by segment.

Segment Data As of Q2 FY2026
Reportable Segments
2
Per the company's own filing, this quarter
Largest Segment
Risk and Insurance Services
65.1% of revenue
Total Revenue
$ 7,404
Consolidated, this quarter
Regions Reported
-
Geographic regions, this quarter
API endpoints for this dataset
https://api.csimarket.com/api/v1/companies/MRSH/segments
https://api.csimarket.com/api/v1/companies/MRSH/geographic
https://api.csimarket.com/api/v1/companies/MRSH/exposure
Programmatic access for models, analytics, and integration workflows.
Dataset & schema
https://api.csimarket.com/api/datasets/business_segments
https://api.csimarket.com/api/schema/business_segments
https://api.csimarket.com/api/meta/business_segments

Revenue Share by Reportable Segment - Q2 FY2026

65%largest
  • Risk and Insurance Services65.1%
  • Consulting35.1%

Revenue by Reportable Segment - Q2 FY2026

SegmentPeriodRevenue
(Millions)
% of TotalOperating Income
Risk and Insurance ServicesQ2 FY2026$ 4,82365.1%$ 1,478
ConsultingQ2 FY2026$ 2,60235.1%$ 502

Revenue by Product & Service Category - Q2 FY2026

10%largest
  • Wealth10%
  • Health8.3%
  • Career3.3%

Revenue by Product & Service Category - Q2 FY2026

CategoryPeriodRevenue
(Millions)
% of Total
WealthQ2 FY2026$ 74010%
HealthQ2 FY2026$ 6118.3%
CareerQ2 FY2026$ 2473.3%

Product and service categories are a supplemental disclosure and are not required to sum to consolidated revenue or to the reportable segments above.

Description of Marsh And Mclennan Companies Inc

Marsh & McLennan Companies, Inc. operates globally in risk, reinsurance and capital, people and investments, and management consulting across 130 countries. The company reported annual revenue of $27 billion and employs over 95,000 people. It has two primary segments: Risk and Insurance Services, and Consulting. The Risk and Insurance Services segment accounts for approximately 64% of total revenue as of 2025 and employs about 55,700 individuals. This segment includes Marsh Risk and Guy Carpenter. Marsh Risk, with around 52,000 employees, provides risk management, insurance broking, program management, risk consulting, analytical modeling, and alternative risk financing services, generating about 54% of total revenue. Guy Carpenter employs approximately 3,700 people and specializes in reinsurance broking, strategic advisory, actuarial services, and analytics, contributing roughly 10% of total revenue. The Consulting segment represents about 36% of total revenue and employs around 29,100 people. It includes Mercer and Marsh Management Consulting. Mercer offers health, wealth, and career advice and solutions, managing approximately $692 billion in assets. Marsh Management Consulting delivers specialized management consulting services through Oliver Wyman, Lippincott, and NERA Economic Consulting. Compensation in the Risk and Insurance Services segment is primarily commission and fee-based, while the Consulting segment is mainly fee-based.
The registrant's reportable operating business segments consist of Risk and Insurance Services and Consulting. In 2025, the Risk and Insurance Services segment generated $17.3 billion in revenue and $4.6 billion in operating income. Within this segment, Marsh Risk reported $14.4 billion in revenue, and Guy Carpenter reported $2.5 billion in revenue. The Consulting segment recorded $9.8 billion in revenue and $1.9 billion in operating income in 2025. Within Consulting, Mercer generated $6.2 billion in revenue, and Marsh Management Consulting generated $3.6 billion in revenue.