Ireland
- Discovery Programme
- Enterprise Ireland
- Higher Education Authority
- Heritage Council
- Heritage Service - Northern Ireland
- The Institute of Archaeologists of Ireland
- Irish Quaternary Association
- Irish Research Council for the Humanities and Social Sciences
- National Archives of Ireland
- National Library of Ireland
- National Museum of Ireland
- Network for Underwater Archaeology
- Ordnance Survey Ireland
- Royal Irish Academy
- Royal Society of Antiquaries of Ireland
Scotland
- Archaeological Diving Unit - St. Andrews - Ceased 2003
- Council for Scottish Archaeology
- Historic Scotland
- National Museums of Scotland
- Nautical Archaeology Society - Scotland
- Royal Commission on the Ancient and Historical Monuments of Scotland
- Society of Antiquaries of Scotland
- SCRAN - Learning Resources etc.
- Shetland Amenity Trust
- SWAP - Scottish Wetlands Arcchaeology Programme
Wales
England
UK
- ALGAO - Local Government Archaeology Officers
- Aerial Archaeological Research Group
- British Museum
- British Academy
- Council For British Archaeology
- IFA - The Institute of Field Archaeologists
- Portable Antiquities Scheme (Excluding Scotland)
- The Nautical Archaeology Society
- The Prehistoric Society
- RESCUE - The British Archaeological Trust
Europe
- CIPHER - Promoting Heritage of European Regions
- European Pathways to Cultural Landscapes
- European Association of Archaeologists
- European Heritage Network
- ECPA, European Commission on Preservation
- ORION - 3D Imaging and Heritage
General
