BROWSE CERTIFIED COMPANIES

Marsh McLennan
Updated July 2025.About Marsh McLennan
Company Overview
Marsh McLennan (NYSE: MMC) is the world’s leading professional services firm in the areas of risk, strategy and people. The Company’s more than 90,000 colleagues advise clients in over 130 countries. With annual revenue of $24 billion, Marsh McLennan helps clients navigate an increasingly dynamic and complex environment through four market-leading businesses. Marsh provides data-driven risk advisory services and insurance solutions to commercial and consumer clients. 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 redefine the world of work, reshape retirement and investment outcomes, and unlock health and well being for a changing workforce. Oliver Wyman serves as a critical strategic, economic and brand advisor to private sector and governmental clients. Within Ireland, we have over 1,000 colleagues across three locations - Dublin, Cork & Galway. For more information, visit marshmclennan.com, or follow us on LinkedIn and X.
Marsh McLennan Head Office
Dublin
Culture Overview
Marsh McLennan in Ireland fosters a culture of inclusivity, diversity, and collaboration. The company values and celebrates the unique perspectives and backgrounds of its colleagues, creating an environment where everyone feels respected, supported and empowered to contribute their unique talents. Through various Colleague Resource Groups and Networks, such as our Rising Professionals Network, Parents ; Carers Network, Bród (LGBT), Gender Balance, AccessABILITIES and Race ; Ethnicity Colleague Resource Groups, and more, Marsh McLennan promotes understanding, dialogue, and collaboration among colleagues of all cultures, and identities. These groups provide opportunities for networking, mentorship, and professional development, empowering professionals to connect, grow, and thrive; We are committed to volunteerism and community engagement through our Social Impact Committee who are dedicated to making positive impact in our communities. We are committed to providing family friendly policies and supports to all our colleagues. As part of our efforts to remove gender inequalities in the workplace, we have established enhanced family leave policies. These policies aim to support employees who have caring responsibilities and ensure that they have the flexibility they need to balance their work and family life. By offering family friendly policies, we recognise the importance of supporting employees in their personal lives and creating an inclusive work environment. These policies can include various benefits such as flexible working arrangements, paid parent’s leave, parental, carer’s and catastrophic family illness leave, Bright Horizons and other initiatives that help employees manage their family commitments while continuing to thrive in their careers with us.Getting the list of awards....
Best Workplaces Lists
Great Place To Work® is proud to recognise Marsh McLennan on the following Best Workplaces Lists.

Interested in a career at Marsh McLennan, or just want to know more?
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