Deadwater Valley Trust is a local charitable environmental organisation in Whitehill and Bordon, Hampshire, which has successfully provided over 30 years, either directly, or through its management of grants and funding, the  management of the Deadwater Valley Local Nature Reserve (LNR).

On behalf of Whitehill Town Council, the Trust manages 38 hectares of green space on the eastern edge of the town along the course of the River Deadwater. It is a living lung for the community, including 12 different habitat types and a network of maintained pathways. In 2016 the Trust has also taken on management of Bordon Inclosure, again on behalf on Whitehill Town Council. In 2020 Deadwater Valley Trust became Managing Partners with The Land Trust responsible for the day to day management of Hogmoor Inclosure, funded by the Whitehill & Bordon Regeneration Company