McGriff Insurance Services

McGriff Insurance Services is a full-service insurance broker and risk management firm founded in 1886, now operating as part of Marsh McLennan Agency following the company's acquisition completed in September 2025. The firm provides comprehensive insurance broking and risk management services to commercial clients across the United States.

The company offers a broad range of insurance solutions including commercial property and casualty, employee benefits, corporate bonding and surety services, cyber liability, management liability, alternative risk transfer programs, and personal lines coverage. McGriff serves employers of varying sizes and specializes in tailoring programs to meet sector-specific needs, including organizations in the human services and behavioral health sectors requiring professional liability and specialized abuse and molestation coverage.

With more than 3,500 colleagues and a significant geographic footprint spanning more than 90 offices nationwide, McGriff maintains a substantial presence across the United States. The firm's scale and operational infrastructure enable it to deliver integrated insurance solutions and risk management advisory services to mid-market and large employers. Following its integration into Marsh McLennan, McGriff continues operating from its established office locations while leveraging broader parent company resources.