Marsh & McLennan Agency Acquires Bouchard Insurance

Marsh McLennan Agency Acquires Hayden Wood Insurance Agency

November 3, 2025

Insurance

Marsh McLennan Agency (MMA) has acquired Hayden Wood Insurance Agency Inc., an independent personal-lines agency based in Southborough, Massachusetts. Terms were not disclosed; all employees, including President and owner Morgan Duffy, will join MMA and continue to operate from the existing Southborough office. The acquisition expands MMA's private client capabilities with Hayden Wood's specialty in collector auto and motorsports insurance.

Marsh McLennan to Acquire McGriff Insurance Services in $7.75 Billion Deal

September 30, 2024

Financial Services

Marsh McLennan announced it has reached an agreement to acquire McGriff Insurance Services, an affiliate of TIH, through its Marsh McLennan Agency business. The all-cash deal values McGriff at $7.75 billion and is expected to close by year-end, subject to regulatory approvals. Marsh McLennan later completed the acquisition, with McGriff’s 3,500+ employees joining Marsh McLennan Agency.

Marsh McLennan Agency Acquires The Horton Group, Inc.

July 9, 2024

Insurance

Marsh McLennan Agency (a subsidiary of Marsh) has entered into a definitive agreement to acquire The Horton Group, Inc., a full-service insurance brokerage based in Orland Park, Illinois. Horton’s approximately nine offices and employees (including CEO Dan Horton) will join Marsh McLennan Agency and continue operating locally; the deal is expected to close in the third quarter of 2024 and terms were not disclosed.

Marsh McLennan Agency Acquires Hudson Shore Group

July 2, 2024

Insurance

Marsh McLennan Agency, a subsidiary of Marsh, has acquired Hudson Shore Group, a Red Bank, New Jersey–based employee benefits broker. The deal expands MMA's employee health and benefits capabilities—particularly for public-sector clients—and Hudson Shore employees, including founder Derek Dailey, will remain in the Red Bank office. Terms were not disclosed.

Marsh & McLennan Agency Acquires Dawson Insurance Agency

November 4, 2015

Insurance

Marsh & McLennan Agency LLC (MMA) has acquired Dawson Insurance Agency, a 98-year-old family-owned insurance agency based in Fargo, North Dakota. Dawson Insurance generates $10 million in revenue and has 58 employees who will join MMA's upper Midwest region; the deal gives MMA entry into the North Dakota market.

Marsh & McLennan Agency Acquires MHBT Inc.

June 1, 2015

Insurance

Marsh & McLennan Agency LLC (MMA) has acquired Dallas-based MHBT Inc., one of the nation's largest independent insurance brokers. MHBT’s 350 employees and five Texas offices will join MMA and the acquisition will serve as MMA’s Southwest regional hub to expand its presence and capabilities in the region.