Headquarters New York, United StatesDate founded 1871Industry [Insurance](https://jobicy.com/company-category/insurance.md) Website

## About Us

Marsh McLennan is a global professional services firm offering clients advice and solutions in risk, strategy, and people. With over 76,000 colleagues worldwide and annual revenue exceeding $17 billion, the company provides services in risk management, insurance brokerage, consulting, and more. Marsh McLennan helps clients of all sizes navigate an increasingly dynamic and complex environment through four market-leading businesses: Marsh, Guy Carpenter, Mercer, and Oliver Wyman. Marsh advises individual and commercial clients of all sizes on insurance broking and innovative risk management solutions. Guy Carpenter develops advanced risk, reinsurance, and capital strategies that help clients grow profitably and pursue emerging opportunities. Mercer delivers advice and technology-driven solutions that help organizations meet the health, wealth, and career needs of their changing workforce. Oliver Wyman serves as a critical strategic, economic, and brand advisor to private sector and governmental clients. Together, these businesses form a unique ecosystem of expertise, enabling Marsh McLennan to address the most complex challenges facing its clients today and in the future. The company’s rich history dates back to 1871, and it has since grown into a trusted leader in its field, committed to making a difference in the moments that matter for its clients, colleagues, and communities.

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## Companies like Marsh McLennan

Some companies operating in Insurance industry.

[![Hagerty](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2026/06/738cb869-221.webp) HagertyClassic car insurance for people who love cars.1 job availableTraverse City, United StatesInsurance1984](https://jobicy.com/company/hagerty.md) [![UniTrust Financial Group](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2026/06/028c82fe-221.webp) UniTrust Financial Group3 jobs availableInsurance](https://jobicy.com/company/unitrust-financial-group.md) [![Ameritas](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2026/06/da59d174-221.webp) AmeritasFinancial strategies for a fulfilling life.6 jobs availableLincoln, Nebraska, United StatesInsurance1887](https://jobicy.com/company/ameritas.md) [![Church Mutual Insurance Company, S.I.](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2026/06/3910a0c7-221.webp) Church Mutual Insurance Company, S.I.We protect those who serve others by bringing specialized insurance expertise and innovative solutions to purpose-driven organizations of many kinds.1 job availableMerrill, United StatesInsurance1897](https://jobicy.com/company/church-mutual-insurance-company-s-i.md) [![WTW](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2025/09/8fd0d917-221.png) WTWAt WTW, we provide data-driven, insight-led solutions in the areas of people, risk and capital that make your organization more resilient, motivate your workforce, and maximize performance.1 job availableLondon, United KingdomInsurance2010](https://jobicy.com/company/wtw.md) [![Matic](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2025/08/e681f1cf-221.png) MaticAdvocating for policyholders by creating an effortless and transparent insurance shopping experience.Boston, United StatesInsurance2014](https://jobicy.com/company/matic.md) [![Insurify](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2025/08/82a302c8-221.jpg) InsurifyHelping you find the best car insurance quotes, fast and hassle-free.Waltham, Massachusetts, United StatesInsurance2013](https://jobicy.com/company/insurify.md) [![Trupanion](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2025/08/85d0ce8d-221.png) TrupanionFounded on the belief that all pets deserve the best care, Trupanion offers insurance that helps provide the best possible medical care for pets.4 jobs availableSeattle, USAInsuranceWhat we found is that Trupanion was founded in 2000,](https://jobicy.com/company/trupanion.md)
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## FAQ

### Where is Marsh McLennan headquarters?

Marsh McLennan headquarters is located at New York, United States.

### When was Marsh McLennan founded?

Marsh McLennan was founded in 1871.

### What is Marsh McLennan's core business?

Marsh McLennan is a company in the Insurance industry. [Claim this company page](#claim)