• All Party Parliamentary Group on Chalk Streams

• Anglian Water

• Association of Drainage Authorities - ADA

• Cambridge Water

• Cam Ely Ouse Partnership - CamEO

• Cam Valley Forum

• Catchment Based Approach - Chalk Streams Group

• Chalkstreams.org

• Chalk Aquifer Alliance

• Chalk Rivers Action Group

• CPPF Nature Network

• DEFRA

• Fenland Biosphere

• Fens for the Future

• Friends of the Cam

• Friends of Cherry Hinton Brook

• Hobson’s Conduit Trust

• Natural Cambridgeshire

• Natural England

• Joint Nature Conservation Committee

• Swaffham Internal Drainage Board

• The Rivers Trust

• Water Resources East

• Wicken Fen 100 Vision

​