sentences:  Her Majesty's Prison Dovegate opened in 2001 as a private prison, operated by the Serco Group under a 25-year Design, build and manage, PFI contract.In 2009 with the creation of an additional accommodation block, and the expansion of other facilities, the prison increased its capacity to 860 places in the main prison, with 200 places in the Therapeutic prison.Dovegate receives Category B convicted prisoners serving four years and over with at least 18 months left to serve.