Organisations in the River Lea have been facilitated by the Environment Agency since 2013. These included Canal and River Trust, London Wildlife Trust, Natural England, Thames21, Thames Water, Lee Valley Regional Park Authority, London Borough of Enfield, UK Regeneration, Environment Agency, Greater London Authority, Groundwork London and Canoe London.

More recently, the River Lea has been divided into three sub-catchments and Thames21 has been listening at the wishes and contributions from Love the Lea campaign supporters and other organisations including Greater London Authority All London Green Grid, London Wildlife Trust, Lee Valley Park, Canal And River Trust, Environment Agency, Natural England, London Boroughs of Enfield, Harringey, Tower Hamlets, Waltham Forest and Hackney.