Marsh McLennan is the world’s leading professional services firm in risk, strategy and people.
We bring together experts from across our four global businesses — Marsh, Guy Carpenter, Mercer and Oliver Wyman — to help make organizations more successful and societies more resilient.
We are a company of ideas and ideals.
With more than 80,000 colleagues based all over the world, our shared purpose — to make a difference in the moments that matter — has never been more important or more relevant. Change is our work, and it begins with us.
Experience Marsh McLennan
Pride Month 2022
Marsh McLennan Re-elects Board of Directors During 2022 Stockholders’ Meeting
Dr. Swenja Surminski Joins as Managing Director of Climate and Sustainability
ESG @ Marsh McLennan
Accelerating Impact: 2021 ESG Report
From Our CEO
Leading With Purpose: 2021 Annual Report