Arthur J. Gallagher Acquires Cornerstone in California

Arthur J. Gallagher & Co. acquired Rancho Cucamonga, California-based Cornerstone Commercial & Personal Insurance Services Inc.

Phil Hakopian, Allison Hakopian and their team will remain in their current location under the direction of Scott Firestone, head of Gallagher’s Southwest region retail property/casualty brokerage operations.

Cornerstone is a retail insurance agency serving commercial and personal clients primarily in San Bernardino and Riverside counties, with a focus on commercial real estate, construction and homeowners associations.

Arthur J. Gallagher is an insurance brokerage, risk management and consulting services firm headquartered in Rolling Meadows, Illinois.