About Us

Marsh & McLennan Companies operates through four subsidiaries. Marsh specializes in insurance broking and risk management; Mercer is a collection of consulting and services firms in the areas of talent, health, retirement, and investment; Guy Carpenter offers risk and reinsurance intermediary services; and Oliver Wyman features management, economic, and brand strategy consulting. The company provides advice, analysis, and transactional capabilities to clients in over 130 countries around the world. Marsh & McLennan Companies offers many perks for employees, including a "full nurse's office," "lots of great lunch options at the cafeteria, "car service home if you become ill at work," and "free dinner from local delivery restaurants if you work past 7 on any day." The company also provides a pension plan on top of 401(k) matching, as well as the ability to work from home, depending on the position. Employees find that management at the company is "extremely supportive," and there are "many opportunities to work with other teams on projects." However, Marsh & McLennan Companies is "a large organization," and "while this brings opportunities, it can also make it difficult to move to different positions." Marsh & McLennan (NYSE: MMC) is the world's leading professional services firm in the areas of risk, strategy and people. The Company's 76,000 colleagues advise clients in over 130 countries. With annualised revenue approaching $17 billion, Marsh & McLennan helps clients navigate an increasingly dynamic and complex environment through four market-leading businesses. 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 a changing workforce. Oliver Wyman serves as a critical strategic, economic and brand advisor to private sector and governmental clients. For more information, visit mmc.com, follow us on LinkedIn and Twitter @mmc_global or subscribe to BRINK. We embrace a culture that celebrates and promotes the many backgrounds, heritages and perspectives of our colleagues and clients regardless of their gender expression or identity, marital or civil partnership status, ethnic origin, nationality, age, background, disability, sexual orientation or beliefs. We are proud of our inclusive culture where everyone feels empowered to bring their whole selves to work and thrive. Learn more about our foundational values, mission and vision for the future by reviewing our Greater Good Policy. Marsh & McLennan Companies, Inc. is a global professional services firm, headquartered in New York City with businesses in insurance brokerage, risk management, reinsurance services, talent management, investment advisory, and management consulting. It comprises the operating companies Marsh, Mercer, Guy Carpenter, JLT and Oliver Wyman. The Dublin-based Marsh & McLennan Innovation Centre UC (MMCIC) is an innovative R&D and data analytics hub that delivers industry-leading digital solutions for its clients and colleagues. It is of strategic importance to MMC and contains representatives from each of MMC’s operating companies.