Arthur J. Gallagher & Co. Acquires The John Galt Insurance Agency

Arthur J. Gallagher & Co. Acquires Denver Agency

August 8, 2022

Insurance

Arthur J. Gallagher & Co. (Gallagher) acquired Denver, Colorado-based Denver Agency, a private client personal-lines insurance brokerage specializing in high-net-worth and ultra-high-net-worth clients. The Denver Agency team will continue to operate from their current location as part of Gallagher's U.S. personal lines and small-business property/casualty operations; terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Specialty Risk Management Services, LLC and Private Client Insurance Services, LLC

April 1, 2024

Insurance

Arthur J. Gallagher & Co. (Gallagher) acquired Fort Myers, Florida-based Specialty Risk Management Services, LLC and its affiliate Private Client Insurance Services, LLC. The acquired agencies — which manage property insurance programs for Florida businesses and provide commercial, condominium association and personal lines — will continue operating from their Fort Myers location with their current team under Gallagher's Southeast retail P/C leadership; terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Rosenzweig Insurance Agency, Inc.

October 23, 2023

Insurance

Arthur J. Gallagher & Co. acquired Mineola, New York-based Rosenzweig Insurance Agency, Inc.; terms were not disclosed. Rosenzweig will operate as part of Gallagher Agency Alliance and will remain in its current location, enhancing Gallagher's small-business property/casualty and employee benefits capabilities.

Arthur J. Gallagher & Co. Acquires Cool Insuring Agency, Inc.

December 8, 2020

Insurance

Arthur J. Gallagher & Co. acquired Queensbury, New York–based Cool Insuring Agency, Inc., a regional insurance agency with offices in Queensbury and Latham. The acquisition expands Gallagher's Northeast retail property/casualty and employee benefit capabilities, adding expertise in construction, healthcare, senior living and public entity clients. Terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Bremer Insurance Agencies, Inc.

September 9, 2025

Insurance

Arthur J. Gallagher & Co. has acquired St. Paul–based Bremer Insurance Agencies, Inc., a subsidiary of Old National Bancorp; terms were not disclosed. The acquisition expands Gallagher's retail property/casualty brokerage footprint in the Upper Midwest, with Travis Hoaglund and his team joining Gallagher's Great Lakes region retail P/C operations.

Arthur J. Gallagher & Co. Acquires Real Estate Insurance Solutions

November 23, 2021

Insurance

Arthur J. Gallagher & Co. has acquired Park City, Utah-based Real Estate Insurance Solutions, a specialist brokerage founded in 2004 that provides real estate errors & omissions and cyber liability coverage to real estate professionals across 32 states. Chris Nangle and his associates will remain in Park City and operate under the direction of Gallagher Affinity; terms of the transaction were not disclosed.