The Secretary of State for Transport owns the freeholds of the following motorway service area sites:"Birch""Birchanger""Cherwell Valley""Clacket Lane""Corley""Keele""Knutsford""Leicester Forest East""Membury""Newport Pagnell""Norton Canes""Northampton and Rothersthorpe""Sandbach""South Mimms""Strensham""Thurrock""Toddington""Trowell""Warwick""Watford Gap""Woodall."The terms of the leasehold agreements grant the operators full control and responsibility for the operation of these sites.All other motorway service area sites in England are entirely privately owned and operated.