Arthur J. Gallagher & Co. has acquired Potomac Falls, Va.-based McLean Insurance Agency Inc. for undisclosed terms.

Douglas Megill, CEO and president of McLean Insurance, and his associates will continue to operate from their current location. They will be under the direction of Dan Tropp, head of Arthur J. Gallagher's mid-Atlantic retail property and casualty brokerage operations, and John Tournet, head of Arthur J. Gallagher's southeast employee benefits consulting and brokerage operations.

McLean Insurance Agency offers retail property and casualty, life and employee benefit brokerage and consulting services to businesses and individuals across the eastern U.S.