The two new prisons will be developed at Maghull in Liverpool and Belmarsh West in South-east London.
The shortlisted consortia for the male Category B prison project are:
G4S, Galliford Try and Nacro
Serco and Skanska
Kalyx and Interserve
Both schemes are extensions of existing facilities and are part of the MoJ's programme to deliver 9,500 extra prison places by 2012.
Source: Infrastructure Journal Online