Factory could refer to:
- The Mandus Co. Meat Processing Factory, a huge industrial complex situated in London, owned by Oswald Mandus and dedicated primarily to the transportation, butchering, and other processing of meat and meat products, which contains many of the levels in Amnesia: A Machine for Pigs.
- The Factory, the 8th area from Amnesia: A Machine for Pigs, following the Church.
- The Factory, the 22nd area from Amnesia: Rebirth following The Laboratory.