Arthur J. Gallagher & Co. will be hosting an informal management meeting with the investment community in New York City on Wednesday, December 18th from 8:00 am until approximately 12:00 pm ET. During the meeting, the company's operating and financial leaders will present background information and commentary on the company's business operations and financial outlook, and will also take questions from in-person attendees. The agenda will be available shortly at www.ajg.com/irmeeting.

In connection with this meeting, the company will broadcast a live audio webcast which can be accessed, on a listen-only basis, on the company's website at www.ajg.com/irmeeting.  A replay will be available at the same link through January 31, 2020.

Any information distributed during this meeting will be available on December 18th at 7:30 am ET and will be posted at http://www.ajg.com/irmeeting/.  

Arthur J. Gallagher & Co. (NYSE: AJG), a global insurance brokerage, risk management and consulting services firm, is headquartered in Rolling Meadows, Illinois. The company has operations in 48 countries and offers client service capabilities in more than 150 countries around the world through a network of correspondent brokers and consultants.

Contact:
Raymond Iardella
VP Investor Relations
(630) 285-3661