Phil Bartlett (born September 24 1976) is an American lawyer and politician from Maine. A Democrat he served in the Maine Senate from 2004 to 2012 representing the 6th district (Scarborough Westbrook and his hometown of Gorham). Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Office Holder