O'Bannon Mill (also known as O'Bannon Corporation Leather Division or Collins & Aikman Mill) is an historical mill at 90 Bay Spring Avenue in Barrington Rhode Island.In 1905 a Mr. Frost founded the Frost Finishing Company and built the original 1905 structure which is part of the current O'Bannon building. Mr. O'Bannon the treasurer bought Frost's shares and the mill became the largest manufacturer of imitation leather in the world. 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?
Building