Birmingham City Council Salisbury District Council
Birmingham Conservation Trust Staffordshire County Council
Bournville Village Trust Stoke Rochford Management Ltd
Cadbury Trebor Bassett Stoneleigh Abbey Ltd
Chequers Trust Stratford on Avon District Council
Compton Verney House Trust The Churches Conservation Trust
Corby Borough Council The Englefield Estate
East Northamptonshire Council The Goldsmiths Company
English Heritage The Landmark Trust
Heritage Trust for the North-West The National Trust
Imagination Ltd The Royal Institution
Lincoln College, Oxford The Welbeck Estates Co. Ltd
New College, Oxford Warwick Castle Ltd
Northampton Borough Council Wiltshire Council