Paul Hallahan, a 20-year resident of Ridgefield, has announced the expansion of Lawley Insurance into Connecticut, with the merger of DFM Insurance in Darien. Lawley’s first Connecticut branch will be known as Lawley DFM. Mr. Hallahan will now be managing branch partner of both Lawley Westchester Group in Elmsford, N.Y., and Lawley DFM in Darien.

He was previously branch manager of the Westchester group for 13 years.

Headquartered in Buffalo, N.Y., Lawley Insurance provides property and casualty insurance, employee benefits and risk management consulting services.