Dr. Finnigan was born and raised in West Islip, New York. After graduating from the University of Maryland Dental School in Baltimore in 1990, he started practicing general dentistry at Chelmsford Dental Associates, Massachusetts. While in the Boston area for 4 years,he was also a part-time clinical instructor at Tufts Dental school. In 1994 he joined DeMartin Dental and has been practicing in Fairfield ever since. He is active in The Bridgeport Dental Association, where he served in many capacities as well as President in 2005-2006. He also sits on the Membership Committee of the Connecticut State Dental Association and is a Member of the American Dental Association. He received His Fellowship in the Academy of General Dentistry in 1999.