Please answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Acorn Treatment and Housing - Acorn Treatment and Housing formally known as ADAS (Alcohol and Drug Abstinence Service) is the largest drug and alcohol treatment provider of its type in the North West of England. Its quasi-residential centres operate in Manchester Stockport Tameside Oldham Rochdale Morecambe Hull Accrington Clitheroe Rawtenstall Nelson and Burnley.
A:
Company