The ColneCAN steering group, representing the public, private, charity and voluntary sectors comprises:

• Affinity Water
• Buckinghamshire County Council
• Chilterns Chalk Streams Project
• Colne Valley Fisheries Consultative
• Environment Agency
• Groundwork South on behalf of the Colne Valley Park CIC
• Herts & Middlesex Wildlife Trust
• Herts Countryside Management Service
• River Chess Association
• Spelthorne Natural History Society
• Thames Water

This group represents the interest of a wider forum, including the partner organisations.