Mercer is a global consulting firm that specializes in human resources, health, retirement, and investment services. Founded in 1945, it operates in over 40 countries and is part of the Marsh McLennan group. The firm helps organizations improve their workforce performance and manage employee benefits. Mercer provides a range of services, including talent management, employee health solutions, and retirement planning. It also offers data-driven insights and technology solutions to help businesses make informed decisions about their workforce and benefits strategies. The firm is known for its expertise in employee engagement and workforce analytics.