Arthur J. Gallagher & Co completed the acquisition of MACK Insurance Services.

Arthur J. Gallagher & Co, a US-based global insurance brokerage and risk management services firm, completed the acquisition of MACK Insurance Services, a commercial insurance broker with a focus on the agriculture sector. Financial terms were not disclosed. "MACK Insurance Services is a culturally aligned broker whose agriculture niche expertise complements our existing brokerage capabilities in Australia. I am delighted to welcome Lizzie and her associates to our growing, global team," J. Patrick Gallagher, Jr., Arthur J. Gallagher & Co Chairman and CEO.