Dr. Butterfield is a veterinarian at Windham Animal Hospital, which he founded in 1975. He has served in several leadership roles both in his professional career and community involvement. He has served as president of the NH Veterinary Medical Association, Pinkerton Academy Board of Trustees, Green Mountain Horse Association, and the Derry Rotary.
Butterfield breeds horses and is known to drive his horse-drawn carriage around Derry. He enjoys hiking, reading and travelling. Both he and his wife graduated from Pinkerton Academy in 1965. They are the proud parents of three Pinkerton graduates from the classes of 1990, 1993, and 1996. He enjoys being part of an extended family and the joy of grandchildren.