| britarch.ac.uk | Council for British Archaeology |
| nationaltrust.org.uk | The National Trust |
| hha.org.uk | Historic Houses Association |
| churchmonumentssociety.org | The Church Monuments Society |
| wales.gov.uk | Cadw: Welsh Historic Monuments |
| ahss.org.uk | Architectural Heritage Society of Scotland |
| ehsni.gov.uk | Environment and Heritage Service Northern Ireland |
| english-heritage.org.uk | English Heritage Archaeology and Survey |
| defra.gov.uk | Department for Environment, Food and Rural Affairs (DEFRA) |
| culture.gov.uk | Department for Culture, Media and Sport |
United Kingdom , ,