ROLLING MEADOWS, Ill. , Aug. 4, 2025 /PRNewswire/ -- Arthur J. Gallagher & Co. today announced the acquisition of Novi, Michigan -based Dion Leadership, Inc. Terms of the transaction were not disclosed.

Dion Leadership provides leadership coaching, management training programs, talent assessment and organizational development consulting services to clients in a variety of industries. Steve Dion and his team will remain in their current location under the direction of Steve Coco , Global Managing Director of Gallagher's Talent Consulting operations.

"Dion Leadership's strong client relationships and expertise in leadership and organizational development solutions will expand our capabilities in the executive consulting space," said J. Patrick Gallagher, Jr. , Chairman and CEO. "I am delighted to welcome Steve and his associates to Gallagher."

Arthur J. Gallagher & Co. (NYSE:AJG), a global insurance brokerage, risk management and consulting services firm, is headquartered in Rolling Meadows, Illinois . Gallagher provides these services in approximately 130 countries around the world through its owned operations and a network of correspondent brokers and consultants.

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SOURCE Arthur J. Gallagher & Co.