Arthur J. Gallagher & Co. acquires an Australian brokerage.

Arthur J. Gallagher & Co. has made headlines with its recent acquisition of an Australian insurance brokerage, Tresidder Insurance Brokers. This move, announced on April 1, 2025, marks another step in Gallagher’s expansion within the Australian market.

Tresidder Insurance Brokers, based in Victoria and Queensland, specializes in providing property and casualty insurance services to both commercial and personal clients. The firm has built a solid reputation in sectors such as manufacturing, food and beverage, biotech, and agriculture. This expertise is expected to enhance Gallagher’s service offerings in Australia.

J. Patrick Gallagher, Jr., the CEO of Arthur J. Gallagher & Co., expressed enthusiasm about the acquisition. He highlighted that Tresidder is a well-respected firm that will significantly boost Gallagher’s client service capabilities in the region. The team from Tresidder will integrate into Gallagher’s specialty broking division in Australia.

This acquisition is part of Gallagher’s ongoing strategy to grow its presence in Australia. The company has been actively acquiring various Australian insurance firms in recent years, positioning itself as a key player in the local market.

As the insurance landscape continues to evolve, Gallagher’s latest move reflects its commitment to enhancing its service offerings and expanding its footprint in Australia. Industry watchers are keen to see how this acquisition will play out and what it means for clients and competitors alike.

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