- Talkback-UK
- Tanzania Association Reading & Berkshire
- Tanzania Reading Berkshire Association
- Team Up
- Team V
- Teenage Cancer Trust
- Thames Hospice
- Thames Rescue Service
- Thames Valley & Chiltern Air Ambulance Trust
- Thames Valley Adventure Playground
- Thames Valley Chamber of Commerce and Industry
- Thames Valley Environmental Records Centre
- Thames Valley Initiative (TVI)
- Thames Valley Partnership
- Thames Valley Police
- Thames Valley Positive Support (TVPS)
- Thames Valley U3A Network
- Thames Water
- The Advocacy People
- The Ark Trust Ltd
- The Autism Group
- The Berkshire Mammal Group
- The Berkshire Nurses & Relief in Sickness Trust
- The Blue Cross
- The Brain Tumour Charity
- The Breastfeeding Network
- The Bruce Trust
- The Children’s Air Ambulance Service
- The Children’s Society
- The Chiltern College
- The College of St George
- The Conservation Volunteers Reading
- The Cowshed
- The Cycle-Smart Foundation
- The Dystonia Society – Berkshire Group
- The Eva B Foundation
- The Foundation for Social Improvement
- The Friends of The Ridgeway
- The Friends of the University of Reading
- The Globe Lunch Club
- The Grange Pre-School
- The Heights Primary School
- The Henley College
- The Hibernian Society
- The Hub by Q1 Foundation
- The Ideal Culture Standard
- The Jamaica Society Reading
- The Liberty of Earley House
- The Lifeguards
- The Link Café
- The Link Visiting Scheme
- The Living Rainforest
- The Maples Wellbeing Day Centre
- The Medaille Trust
- The Mustard Tree Foundation
- The Passage
- The Pride of Dee Park
- The Prince’s Trust – London and the South East
- The Real Business Club
- The Ridgeway & Thames Path National Trails Office
- The Rock Academy Foundation
- The Roy Castle Lung Cancer Foundation
- The Royal British Legion
- The Royal County of Berkshire Army Cadet Force
- The Royal Society for the Protection of Birds (RSPB)
- The Senior Cooks’ Café (formerly the Three Cooks)
- The Silvers Workshop
- The Sister Sister Foundation
- The Survivors Trust
- The Ure Musuem of Greek Archaeology
- The Walking Bus Reading Schools
- The Way Ministry Reading
- The Ways & Means Trust
- The Well Church
- The Weller Centre
- The Wellspring Charity Foundation
- The Whitley Pump
- Think Big Reading
- Thrive
- Thumbs Up Club
- Tigger Toddlers
- Tilehurst Eisteddfod
- Tilehurst GLOBE
- Tilehurst Junior Youth Club
- Tilehurst Methodist Church
- Tilehurst People’s Land Charity
- Tilehurst Residents and Community Association
- Tilehurst United Reformed Church
- Time Gained CIC
- Time to Talk West Berkshire
- Tinig UK
- Together UK – Reading
- Torch Help Hub
- Transition Town Reading
- Trinity Church
- Trinity Concert Band
- Trooper Potts VC Memorial Trust
- True Food Co-op
- Trust House Reading
- Tu Vida
