Stourhead, Wiltshire (Accredited Museum)
Sunnycroft, Shropshire (Accredited Museum)
Knole, Kent (Accredited Museum)
Springhill, County Londonderry (Accredited Museum)
Standen House and Garden, West Sussex (Accredited Museum)
Milners
Millner Safe Co Ltd
Kingston Lacy Estate, Dorset (Accredited Museum)
Tatton Park, Cheshire (Accredited Museum)
The Argory, County Armagh (Accredited Museum)
Pluvius
W. Davis
Townend, Cumbria (Accredited Museum)
Minimax Ltd.
Treasurer's House, North Yorkshire (Accredited Museum)
Davy
Dunster Castle, Somerset (Accredited Museum)
Erddig, Wrexham (Accredited Museum)
Florence Court, County Fermanagh (Accredited Museum)
Falkirk Slow Combustion Stove
Gray's Printing Press, County Tyrone
Gawthorpe Hall, Lancashire
Ham House, Surrey (Accredited Museum)
Hanbury Hall, Worcestershire (Accredited Museum)
Hardy's Cottage, Dorset
Ightham Mote, Kent (Accredited Museum)
Kedleston Hall, Derbyshire (Accredited Museum)
Uppark House and Garden, West Sussex (Accredited Museum)
Upton House, Warwickshire (Accredited Museum)
Fell Foot Park, Cumbria
