Arthur J. Gallagher & Co. to Acquire AssuredPartners for $13.45 Billion

Arthur J. Gallagher & Co. Acquires AssuredPartners

December 9, 2024

Insurance

Arthur J. Gallagher & Co. (Gallagher) signed a definitive agreement to acquire AssuredPartners, with the transaction expected to close in the first quarter of 2025. The deal value is about $13.45 billion gross (about $12.45 billion net after an estimated $1.0 billion deferred tax asset), and Gallagher expects ~$160 million in synergies and ~$500 million of integration costs. Gallagher subsequently closed the acquisition in August 2025.

Arthur J. Gallagher & Co. Acquires Asset Partners Private Wealth Pty Ltd

March 19, 2026

Wealth Management

Arthur J. Gallagher & Co. announced the acquisition of Australia-based Asset Partners Private Wealth Pty Ltd. Terms were not disclosed. The acquired boutique wealth management firm will operate from its current location in Robina, Queensland, under the direction of Gallagher’s employee benefits and HR consulting head for Australia and New Zealand.

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 Ashton Tiffany LLC

January 5, 2021

Insurance

Arthur J. Gallagher & Co. (Gallagher) acquired Phoenix-based Ashton Tiffany LLC, a full-service risk program administrator that specializes in public entity risk pools. The Ashton Tiffany founders and their associates will remain in place and operate as part of Gallagher's Risk Program Administrators division; terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Anderson Benson

March 2, 2023

Insurance

Arthur J. Gallagher & Co. (Gallagher) has acquired Anderson Benson, a Nashville-based retail insurance broker and risk management firm with niche expertise in the entertainment sector and specializations in hospitality, construction and transportation. The Anderson Benson team will remain in Nashville and operate under Gallagher's Mid-South retail property/casualty brokerage leadership; terms were not disclosed.

Arthur J. Gallagher & Co. Acquires Türkiye-based Aspera

May 6, 2025

Insurance

Arthur J. Gallagher & Co. acquired Istanbul-based insurance and reinsurance broker Aspera Sigorta ve Reasürans Brokerliği A.Ş.; terms were not disclosed. The acquisition expands Gallagher’s brokerage capabilities in Turkey, with Aspera’s founding partner Evrim Özkoç and the broking team remaining with the business under Gallagher’s Türkiye leadership.