Plas Newydd, Anglesey (Accredited Museum)
Osterley Park and House, London (Accredited Museum)
Knightshayes Court, Devon (Accredited Museum)
Ightham Mote, Kent (Accredited Museum)
Nostell Priory, West Yorkshire (Accredited Museum)
Mompesson House, Wiltshire (Accredited Museum)
Sissinghurst Castle Garden, Kent (Accredited Museum)
Acorn Bank, Cumbria
Melford Hall, Suffolk (Accredited Museum)
Hatchlands Park, Surrey (Accredited Museum)
Berrington Hall, Herefordshire (Accredited Museum)
Lanhydrock, Cornwall (Accredited Museum)
Mount Stewart, County Down (Accredited Museum)
Polesden Lacey, Surrey (Accredited Museum)
Townend, Cumbria (Accredited Museum)
Ardress House, County Armagh (Accredited Museum)
Dinefwr, Carmarthenshire (Accredited Museum)
Mottisfont, Hampshire (Accredited Museum)
