The conservation park is being developed by the London Thames Gateway Development Corporation (LTGDC) along with the London Borough of Havering, the Royal Society for the Protection of Birds (RSPB), the Mayor of London, Thurrock Council and the Thurruck Thames Gateway Development Corporation on land owned by the LTGDC, the London Borough of Havering, the RSPB, the Port of London Authority, Oldrealm Ltd and Cleanaway Ltd.