Arthur J. Gallagher & Co. Acquires W.P. Dolle, LLC

Arthur J. Gallagher & Co. Acquires WDK Benefits, LLC

November 8, 2023

Insurance

Arthur J. Gallagher & Co. (Gallagher) has acquired Farmington, Connecticut-based employee benefits agency WDK Benefits, LLC. Terms were not disclosed; John Kaufman and his associates will remain in place as part of Gallagher’s East region employee benefits consulting and brokerage operations to bolster Gallagher’s capabilities in New England.

Arthur J. Gallagher & Co. Acquires Dyste Williams

March 3, 2025

Insurance

Arthur J. Gallagher & Co. has acquired Minneapolis-based retail insurance agency Dyste Williams. The agency’s principals and team will remain in place and join Gallagher Agency Alliance to deepen Gallagher’s small-business property/casualty and employee benefits capabilities in the Upper Midwest; terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Wellington Associates, Inc.

October 15, 2018

Insurance

Arthur J. Gallagher & Co. acquired Flowood, Mississippi-based Wellington Associates, Inc., a full-service property/casualty and employee benefits agency. Terms were not disclosed; principals Walter "Buster" Wellington and William "Billy" Horne and their associates will continue to operate from their current location under Gallagher's regional leadership, strengthening Gallagher's presence and capabilities in Mississippi.

Arthur J. Gallagher & Co. Acquires Agilis Partners LLC

February 18, 2025

Wealth Management

Arthur J. Gallagher & Co. has acquired Waltham, Massachusetts-based Agilis Partners LLC, a retirement plan and investment consulting firm with offices in greater Boston, New York and Denver. The acquisition will enhance Gallagher's retirement plan and investment consulting capabilities; terms were not disclosed and Agilis leadership will remain in place.

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 B&W Insurance Agency

February 19, 2026

Insurance

Arthur J. Gallagher & Co. has acquired B&W Insurance Agency, Inc., a Washington, Pennsylvania-based personal and commercial insurance brokerage. Terms were not disclosed; the B&W team, including Paul Barzd III and Jim Cote, will remain in Washington and report into Gallagher Select as part of Gallagher's strategy to expand its retail brokerage footprint in southwest Pennsylvania.