Marsh & McLennan Companies (MMC) is a global professional services firm with 55,000 employees in over 100 countries. Our vision is to be the world's leading global advice and solutions firm, dedicated to managing risk, maximising growth, and creating value for our clients and shareholders.

Foruten Marsh er MMC også moderselskap for:

• Guy Carpenter
  the world’s leading reinsurance specialist
• Mercer Human Resource Consulting
  a global leader for HR and related financial advice, products and services
• Oliver Wyman
  a leader in financial services strategy and risk management consulting
• Lippincott
  advisor to clients on corporate identity and brands
• NERA Economic Consulting
  an advisor on the economics of competition, regulation, and finance
• Putnam Investments
  a global money management firm.

For mer informasjon, følg ovenstående linker til de respektive sider.