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Media Relations
Investor Relations
Jay Gelb
Head of Investor Relations
+1 212 345 1569
Corporate HR
Current and former employees can contact corporate HR by email.
Suppliers Information
Visit the supplier page for information and contacts for onboarding, purchasing and payments, invoicing and incident reporting.
Contact Our Businesses
Marsh, the leading insurance broker and risk advisor, empowers clients by using data, technology, and analytics to lower their total cost of risk.
Guy Carpenter, a global risk and (re)insurance specialist, provides unique insights and actionable solutions to help clients seize opportunities and drive profitable growth.
Mercer provides expert advice and tech-driven solutions to help clients achieve investment goals and enhance employee well-being for a better future.
Oliver Wyman advises private and government clients on strategy, transformation, and risk management to optimize business and enhance performance.
Careers at Marsh McLennan
Discover your potential
Explore our opportunities and see how you can grow your career with a global leader in risk, strategy, and consulting.
Find an Office Location
Marsh McLennan Headquarters
1166 Avenue of the Americas
New York, NY 10036
Map
Tel: +1 212 345 5000
Worldwide Presence
With offices worldwide, Marsh McLennan is present in many countries. Visit our sites below to find our location in your region.