Arthur J. Gallagher & Co. Acquires Brokers in UK and Australia

April 3, 2025

Arthur J. Gallagher & Co. this week announced two acquisitions – of the UK’s Bircroft Insurance Services and Australia’s Tresidder Insurance Brokers.

Financial details of the transactions were not disclosed.

London-based Bircroft is a specialist insurance broker providing retail and wholesale services with a focus on the commercial real estate sector, said Gallagher in an Apirl 3 announcement.

The Bircroft team, led by Ian Lee and Simon Bird, will become part of Gallagher’s specialist real estate practice in its UK & Ireland Retail division.

In a separate announcement on April 1, Arthur J. Gallagher said that Tresidder Insurance provides property/casualty brokerage services to commercial and personal lines clients across Australia from offices in Victoria and Queensland with industry expertise in manufacturing, food and beverage, biotech and agriculture. (The company is headquartered in Geelong, Victoria).

Brad Tresidder, Dean O’Halloran and their team will become part of Gallagher’s Australia specialty broking division.

Source: Arthur J. Gallagher & Co.