Plas Newydd, Anglesey (Accredited Museum)
Berry's Electric
Knightshayes Court, Devon (Accredited Museum)
Plas Yn Rhiw, Gwynedd (Accredited Museum)
Greenway, Devon (Accredited Museum)
Shaw's Corner, Hertfordshire (Accredited Museum)
Belling and Co. Ltd...
Wallington, Northumberland (Accredited Museum)
Newtown, Isle of Wight (Accredited Museum)
Cragside, Northumberland (Accredited Museum)
Aladdin
Chastleton House, Oxfordshire (Accredited Museum)
Scotney Castle, Kent (Accredited Museum)
Monk's House, Rodmell, East Sussex (Accredited Museum)
Clevedon Court, North Somerset (Accredited Museum)
Hardy's Cottage, Dorset
Kingston Lacy Estate, Dorset (Accredited Museum)
Tyntesfield, North Somerset
Dimplex
59 Rodney Street, Merseyside (Accredited Museum)
Valor
Rufford Old Hall, Lancashire (Accredited Museum)
South Foreland Lighthouse, Kent
A La Ronde, Devon (Accredited Museum)
Sherborne Park Estate, Gloucestershire
Mr Straw's House, Nottinghamshire (Accredited Museum)
Blickling Hall, Norfolk (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
Rippingilles Ltd
Primus