Erddig, Wrexham (Accredited Museum)
Plas Yn Rhiw, Gwynedd (Accredited Museum)
Dinefwr, Carmarthenshire (Accredited Museum)
Tyntesfield, North Somerset
Monk's House, Rodmell, East Sussex (Accredited Museum)
Ormesby Hall, Redcar and Cleveland (Accredited Museum)
Standen House and Garden, West Sussex (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Petworth House and Park, West Sussex (Accredited Museum)
Canons Ashby, Northamptonshire (Accredited Museum)
Woolbeding Gardens, West Sussex
Osterley Park and House, London (Accredited Museum)
Cotehele, Cornwall (Accredited Museum)
Ickworth, Suffolk (Accredited Museum)
Belton House, Lincolnshire (Accredited Museum)
Greys Court, Oxfordshire (Accredited Museum)
Felbrigg, Norfolk (Accredited Museum)
59 Rodney Street, Merseyside (Accredited Museum)
Peckover House, Cambridgeshire (Accredited Museum)