Our partners

All Thames21’s work is achieved through partnerships.

We are grateful to all our partners and funders. Thanks to you, we can continue our vital work, helping communities and rivers to thrive.


Strategic Partners 


Thames Water logo



Funders 2022-23

Anglian Water


BNP Paribas

Bonneville Environmental Foundation


Buckinghamshire County Council

Bupa Foundation

Canal and Rivers Trust

City Bridge Trust

City of London Corporation

Coca Cola Foundation

Cory Environmental


Environment Agency

Essex County Council

EU InterReg

EU Horizon 2020

The Fishmongers’ Company

Forestry Commission

Garfield Weston


Greggs Foundation

Greater London Authority

HS2 Community and Environment Fund

The Helen and Geoffrey De Freitas Charitable Trust

Imperial College London

Innovate UK

INOVYN ChlorVinyls Ltd

The Kusuma Trust

The Lea Valley Regional Park Authority

London Borough of Barnet

London Borough of Barking and Dagenham

London Borough of Bexley

London Borough of Brent

London Borough of Ealing

London Borough of Enfield

London Borough of Harrow

London Borough of Hounslow

London Borough of Lewisham

London Borough of Newham

London Borough of Waltham Forest

London Borough Of Wandsworth

The Lund Trust

Lyondell Basell

National Lottery

The National Lottery Heritage Fund

Northumbria Water

Octopus Giving


Old Chiswick Protection Society

Peel NRE

The Pokemon Company

Port of London Authority

South East Water 

South Oxfordshire District Council

Thames Water


Young Brent Foundation


Thames21 works with many more partners in its Catchment Partnerships.