Our members are UK water and wastewater service suppliers for England, Scotland, Wales and Northern Ireland.
Water UK is funded directly by its members. We develop policy and agree action through the Water UK Council, on which every member has a seat.
List of water companies and their websites
Download this map as a PDF document 
Download this map as a large (A3) PDF document
For water and sewerage companies and Northern Ireland Water Service, please click here.
For details of supply-only water companies, please click here.
