Erddig, Wrexham (Accredited Museum)
Uppark House and Garden, West Sussex (Accredited Museum)
Castle Drogo, Devon (Accredited Museum)
Wightwick Manor, West Midlands (Accredited Museum)
Lanhydrock, Cornwall (Accredited Museum)
James Dixon and Sons
Plas Yn Rhiw, Gwynedd (Accredited Museum)
Bateman's, East Sussex (Accredited Museum)
Samuel Cocks
East Riddlesden Hall, West Yorkshire (Accredited Museum)
Castle Ward, County Down (Accredited Museum)
Spode Pottery and Porcelain Factory (est.1776)
Chirk Castle, Wrexham (Accredited Museum)
Montacute House, Somerset (Accredited Museum)
Scotney Castle, Kent (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
