Nunnington Hall, North Yorkshire (Accredited Museum)
Peters and Co
Springhill, County Londonderry (Accredited Museum)
Buckland Abbey, Devon (Accredited Museum)
Hill Top, Cumbria (Accredited Museum)
Lytes Cary Manor, Somerset (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Hinton Ampner, Hampshire (Accredited Museum)
Chartwell, Kent (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
Betjemann's
Scotney Castle, Kent (Accredited Museum)
Penrhyn Castle, Gwynedd (Accredited Museum)
The Argory, County Armagh (Accredited Museum)
Tatton Park, Cheshire (Accredited Museum)
Gunby Hall Estate, Lincolnshire
Wimpole, Cambridgeshire (Accredited Museum)
Peckover House, Cambridgeshire (Accredited Museum)
Ickworth, Suffolk (Accredited Museum)
Nostell Priory, West Yorkshire (Accredited Museum)
Berrington Hall, Herefordshire (Accredited Museum)
Dunster Castle, Somerset (Accredited Museum)
Ashdown House, Berkshire
Plas Yn Rhiw, Gwynedd (Accredited Museum)
Standen House and Garden, West Sussex (Accredited Museum)
