| U CAN SPRAY CIO | £26k | FY2025 | trustee payments |
| U DO IT! DANCE FOUNDATION | £205k | FY2025 | trustee payments |
| THE U FOUNDATION LTD | £47k | FY2024 | |
| U O B H LIMITED | £49k | FY2025 | |
| U-GO FOUNDATION (UK) CIO | £356k | FY2025 | |
| U.K. COUNCIL FOR GRADUATE EDUCATION | £405k | FY2025 | |
| THE U.K. FRIENDS OF CENTRALESUPÉLEC | £593k | FY2025 | |
| U.W.C. GREAT BRITAIN LIMITED | £54k | FY2025 | |
| U3A - BANSTEAD AREA | £29k | FY2025 | |
| U3A - WONERSH | £38k | FY2024 | |
| THE U3A CHELMSFORD | £37k | FY2025 | |
| U3A CHEPSTOW GROUP | £99k | FY2025 | |
| U3A CRANLEIGH AND DISTRICT AREA | £59k | FY2025 | |
| u3a in Bath | £91k | FY2026 | |
| U3A IN LONDON | £157k | FY2025 | |
| U3A KINVER | £21k | FY2025 | |
| U3A SAFFRON WALDEN | £71k | FY2025 | |
| U3A UNIVERSITY OF THE THIRD AGE, CHELTENHAM BRANCH | £84k | FY2024 | |
| UACES | £416k | FY2024 | |
| UareUK | £124k | FY2024 | |
| UBS OPTIMUS FOUNDATION UK | £178.2m | FY2024 | |
| UBS UK Donor-Advised Foundation | £181.2m | FY2024 | reserves below policy |
| UBUNTU PATHWAYS | £998k | FY2025 | |
| UCAN PRODUCTIONS | £160k | FY2025 | trustee payments |
| UCARE (OXFORD) | £174k | FY2025 | |
| UCH LONDON NURSES' CHARITY | £61k | FY2025 | going concern |
| UCHELDRE CENTRE | £3.0m | FY2025 | |
| UCKFIELD AND DISTRICT LIONS CLUB (CIO) | £50k | FY2025 | |
| UCKFIELD AND DISTRICT PRESERVATION SOCIETY LTD | £67k | FY2025 | |
| UCKFIELD BAPTIST CHURCH | £61k | FY2025 | |
| UCKFIELD FOODBANK | £102k | FY2025 | |
| UCLU | £18.4m | FY2025 | reserves below policy trustee payments |
| UD Music Foundation | £763k | FY2025 | |
| Uddiyana Trust | £42k | FY2024 | |
| UDICHI SHILPI GOSTHI | £166k | FY2025 | |
| THE UDLINGTON TRUST | £312k | FY2024 | |
| Ufi VocTech Trust | £828k | FY2025 | |
| UFM WORLDWIDE | £4.8m | FY2025 | |
| THE UFTON COURT EDUCATIONAL TRUST | £2.5m | FY2025 | |
| UFTON NERVET FUEL ALLOTMENT CHARITY | £58k | FY2024 | trustee payments |
| UFTON VILLAGE HALL | £4k | FY2025 | |
| UFULU MALAWI LTD | £76k | FY2025 | |
| UGANDA CHILDBIRTH INJURY FUND | £115k | FY2025 | |
| UGANDA CONCERN UK | £31k | FY2025 | |
| UGANDA CONSERVATION FOUNDATION | £1.2m | FY2024 | |
| UGANDA CROYDON CATHOLIC COMMUNITY (UCCC) | £26k | FY2024 | |
| UGANDA HUMANIST SCHOOLS TRUST (UK) | £230k | FY2024 | reserves below policy |
| UGANDA LODGE COMMUNITY PROJECTS | £71k | FY2025 | |
| UGANDA MUSLIM COMMUNITY IN UNITED KINGDOM | £193k | FY2024 | |
| UGANDA RIVER OF LIFE MINISTRIES | £40k | FY2024 | going concern |
| THE UGANDA SCHOOL PROJECT | £104k | FY2024 | |
| UGANDAID | £46k | FY2025 | |
| UGBOROUGH AND BITTAFORD PRE-SCHOOL | £118k | FY2025 | reserves below policy going concern |
| UGGLA FAMILY FOUNDATION | £900k | FY2024 | qualified opinion trustee payments |
| The Ugly Duckling Charity | £66k | FY2025 | |
| UINCAP INTERNATIONAL UNION OF CAPOEIRA | £165k | FY2025 | |
| UJALA FOUNDATION | £191k | FY2025 | |
| UJALA WELFARE UK | £103k | FY2025 | |
| UJAMAA CHILDREN'S TRUST | £38k | FY2025 | |
| UK ACUTE ONCOLOGY SOCIETY | £25k | FY2025 | |
| UK ADVISING AND TUTORING | £125k | FY2025 | reserves below policy |
| THE UK AFGHANISTAN VETERANS COMMUNITY | £60k | FY2025 | |
| UK ALBANIAN MUSLIM COMMUNITY & CULTURAL CENTRE LTD | £247k | FY2025 | going concern trustee payments |
| UK AMBASSADORS FOR CHRIST LTD | £188k | FY2025 | |
| UK AND IRELAND NEUROENDOCRINE TUMOUR SOCIETY | £128k | FY2025 | |
| UK APOSTOLIC CHURCH OF GOD 7TH DAY | £43k | FY2025 | |
| UK ARMED FORCES WINTER SPORTS ASSOCIATION | £584k | FY2025 | |
| THE UK ASSOCIATION FOR MUSIC EDUCATION - MUSIC MARK | £816k | FY2025 | |
| UK Bangladesh Education Trust (UKBET) | £55k | FY2025 | |
| UK BIOBANK LIMITED | £68.9m | FY2025 | |
| UK BOSTON TERRIER RESCUE | £158k | FY2025 | |
| UK BREAST CANCER GROUP (UKBCG) | £347k | FY2024 | |
| UK CARE 4 THAILAND | £47k | FY2025 | |
| UK CARE FOR CHILDREN | £1.4m | FY2024 | |
| THE UK CAREER ACADEMY FOUNDATION | £2.7m | FY2025 | |
| UK CAT CONSORTIUM | £3.0m | FY2025 | |
| UK CENTRE FOR ECOLOGY & HYDROLOGY | £76.7m | FY2025 | trustee payments |
| UK CENTRE FOR THE ADVANCEMENT OF INTERPROFESSIONAL EDUCATION (CAIPE) | £42k | FY2025 | |
| THE UK CHARITY FOR TRIPLE NEGATIVE BREAST CANCER | £72k | FY2025 | |
| UK CHRIST ROYAL CHURCH | £80k | FY2025 | |
| UK CHRISTIAN SCHOOLS LTD | £1.0m | FY2024 | |
| THE UK CLL FORUM | £57k | FY2025 | |
| The UK Colour Pencil Society | £30k | FY2025 | |
| UK COMMUNITY FOUNDATIONS | £11.3m | FY2025 | reserves below policy |
| UK CONTROLLED ENVIRONMENT USER'S GROUP | £25k | FY2025 | |
| UK CURRICULUM AND ACCREDITATION BODY (UKCAB) | £24.1m | FY2024 | |
| THE UK CYBER SECURITY COUNCIL | £1.5m | FY2025 | going concern |
| UK DEAF SPORT | £386k | FY2025 | reserves below policy |
| UK DERMATOLOGY CLINICAL TRIALS NETWORK (UK DCTN) | £26k | FY2026 | |
| UK DEVBHOOMI TRUST | £29k | FY2025 | |
| UK DRI LTD | £52.4m | FY2026 | |
| UK FEDERATION OF CHINESE SCHOOLS | £39k | FY2024 | |
| UK FOCUSED ULTRASOUND FOUNDATION | £80k | FY2024 | reserves below policy going concern |
| UK FORUM ON HAEMOGLOBIN DISORDERS | £41k | FY2025 | |
| UK FOUNDATION FOR CHRISTIAN SERVICE | £395k | FY2024 | |
| UK FRIENDS OF AHAVAS CHESED | £759k | FY2025 | |
| UK FRIENDS OF ARSP (ACTION RECONCILIATION SERVICE FOR PEACE) | £119k | FY2024 | going concern |
| UK FRIENDS OF BEIT ISSIE SHAPIRO | £202k | FY2025 | |
| UK FRIENDS OF BNOS YEHUDIS | £176k | FY2025 | |
| UK FRIENDS OF CAPE TOWN OPERA | £485k | FY2025 | |
| THE UK FRIENDS OF GEORGETOWN LIMITED | £553k | FY2025 | |
| UK FRIENDS OF HEALING FOCUS ORPHANAGE CENTRE | £34k | FY2025 | reserves below policy going concern |
| UK Friends of Herzog Hospital | £297k | FY2024 | |
| UK FRIENDS OF I.D.C. | £868k | FY2024 | reserves below policy |
| UK FRIENDS OF KEREN OHR | £70k | FY2025 | |
| UK FRIENDS OF KEREN TZLACH | £36k | FY2025 | |
| UK FRIENDS OF KHWENDO KOR | £34k | FY2025 | |
| UK FRIENDS OF MACHON YAAKOV | £40k | FY2025 | |
| UK FRIENDS OF MERKAZ HATORAH V'HATEFILLAH HAR NOF | £61k | FY2025 | |
| UK FRIENDS OF NATAL | £98k | FY2025 | |
| THE UK FRIENDS OF SUMBANDILA SCHOLARSHIP TRUST | £144k | FY2024 | |
| UK FRIENDS OF THE ASSOCIATION FOR THE WELLBEING OF ISRAEL'S SOLDIERS | £375k | FY2025 | |
| UK FRIENDS OF THE MUSTIQUE CHARITABLE TRUST | £218k | FY2025 | |
| UK FRIENDS OF THE SCHNEIDER CHILDREN'S HOSPITAL | £59k | FY2026 | |
| UK FRIENDS OF THE SCIENCE MUSEUM LIMITED | £2.3m | FY2025 | |
| UK FRIENDS OF THE STOCKHOLM SCHOOL OF ECONOMICS | £162k | FY2024 | |
| THE UK FRIENDS OF THE TRASIMENO MUSIC FESTIVAL | £43k | FY2024 | |
| THE UK FRIENDS OF THE UNIVERSITY OF AUCKLAND | £136k | FY2025 | reserves below policy |
| UK FRIENDS OF TIFERES CHAIM LTD | £115k | FY2026 | |
| UK FRIENDS OF TZOHAR | £100k | FY2024 | |
| UK FRIENDS OF UNIQUE HOME (PUNJAB) | £72k | FY2025 | |
| UK FRIENDS OF YAD YISROEL INCORPORATING SPONSOR A MEAL FOUNDATION | £580k | FY2025 | |
| UK FRIENDS OF YALE UNIVERSITY LIMITED | £388k | FY2025 | reserves below policy |
| UK FRIENDS OF YESHIVAS MEKOR CHAIM | £28k | FY2025 | |
| UK FUND FOR CHARITIES | £4.6m | FY2025 | |
| UK GIVES LTD | £1.5m | FY2025 | |
| UK GUAN YIN CITTA DHARMA DOOR BUDDHIST CHARITY FOUNDATION | £30k | FY2025 | |
| UK HARMONY BRIGADE | £54k | FY2025 | |
| UK HEALTH ALLIANCE ON CLIMATE CHANGE | £132k | FY2025 | |
| UK HOMES 4 HEROES PRIDE AND PASSION LTD | £149k | FY2025 | |
| UK Ice Hockey Foundation | £50k | FY2025 | reserves below policy |
| UK IMMANUEL REMNANT CHURCH | £51k | FY2025 | |
| UK INFANTILE SPASMS TRUST | £87k | FY2025 | |
| UK JEWISH FILM LTD | £486k | FY2025 | |
| UK LIFT INDUSTRY CHARITY | £71k | FY2025 | |
| UK LYSOSOMAL STORAGE DISORDER COLLABORATIVE | £40k | FY2025 | |
| UK MEN'S SHEDS ASSOCIATION | £742k | FY2025 | reserves below policy |
| UK MENNONITE MINISTRIES | £122k | FY2025 | |
| UK Music Masters Ltd. | £1.5m | FY2025 | |
| UK MUSLIM FILM | £51k | FY2025 | |
| The UK Myeloma Society | £190k | FY2025 | |
| UK NATIONAL PARKS CHARITY FOUNDATION | £193k | FY2025 | |
| UK NEUROINTERVENTIONAL GROUP | £62k | FY2025 | |
| THE UK ONCOLOGY NURSING SOCIETY | £136k | FY2025 | |
| UK ONLINE GIVING FOUNDATION | £166.3m | FY2025 | reserves below policy |
| UK ONSHORE GEOPHYSICAL LIBRARY | £139k | FY2025 | |
| UK OVERSEAS TERRITORIES CONSERVATION FORUM | £577k | FY2025 | reserves below policy trustee payments |
| UK PCEA | £337k | FY2025 | |
| THE UK RADIO ASTRONOMY ASSOCIATION | £41k | FY2025 | |
| UK RELIEF HUMANITARIAN ORGANISATION | £150k | FY2025 | |
| UK RESEARCH INTEGRITY OFFICE LIMITED | £624k | FY2025 | |
| UK SAILING ACADEMY | £8.8m | FY2025 | |
| UK SEED PAKISTAN | £77k | FY2025 | |
| UK SHAOLIN TEMPLE LIMITED | £69k | FY2025 | trustee payments |
| UK SMART RECOVERY | £586k | FY2025 | |
| THE UK SOCIETY FOR PROTECTION OF NATURE IN ISRAEL | £39k | FY2025 | |
| UK Storyhouse Limited | £7.6m | FY2025 | |
| UK STUDENTS FOR THE EXPLORATION AND DEVELOPMENT OF SPACE | £92k | FY2025 | |
| UK TIME'S UP | £37k | FY2025 | |
| UK TOREMET LIMITED | £2.7m | FY2025 | |
| THE UK TURKISH ISLAMIC TRUST | £88k | FY2025 | |
| UK VETERANS HEARING FOUNDATION | £66k | FY2025 | |
| UK VOCATIONAL TRAINING CENTRE | £42k | FY2025 | |
| UK WALLBALL ASSOCIATION LIMITED | £46k | FY2025 | |
| UK WELCOMES REFUGEES | £256k | FY2025 | |
| UK WILD OTTER TRUST | £101k | FY2025 | going concern |
| UK YOUTH | £13.8m | FY2025 | |
| UK- PATLI DARUL ULOOM MADRASHA TRUST | £93k | FY2025 | |
| UK-CHINA TRANSPARENCY | £58k | FY2025 | |
| UK-MED | £23.1m | FY2025 | trustee payments |
| UK-St Helena Heritage Trust | £90k | FY2025 | |
| UK-USA MINISTRIES | £51k | FY2024 | |
| UKAF RUGBY FOOTBALL CLUB | £186k | FY2025 | |
| UKCISA | £1.3m | FY2025 | |
| UKGBC | £3.5m | FY2025 | |
| UKH FOUNDATION | £119k | FY2024 | |
| UKHARVEST LIMITED | £1.1m | FY2025 | |
| THE UKI CHARITABLE FOUNDATION | £159k | FY2025 | reserves below policy |
| UKLFI CHARITABLE TRUST | £832k | FY2025 | |
| UKRAINE APPEAL | £87k | FY2025 | |
| UKRAINE CHARITY | £201k | FY2025 | |
| THE UKRAINE CHRISTIAN MINISTRIES TRUST | £101k | FY2025 | |
| UKRAINE CHRISTIAN PARTNERSHIP | £69k | FY2025 | |
| UKRAINE RELIEF AID | £324k | FY2025 | |
| UKRAINIAN ACTION | £797k | FY2024 | |
| UKRAINIAN INSTITUTE LONDON | £260k | FY2025 | |
| UKRAINIAN MEDICAL CHARITY | £124k | FY2025 | |
| UKRAINIAN RELIGIOUS SOCIETY OF ST SOPHIA LIMITED | £182k | FY2023 | |
| UKRAINIAN ST MARY'S TRUST LIMITED | £1.8m | FY2025 | trustee payments |
| UKSG | £663k | FY2024 | |
| UKUTOGETHER | £27k | FY2025 | |
| ULBC TRUST LIMITED | £219k | FY2025 | |
| ULCEBY PRE-SCHOOL & OUT OF SCHOOL CLUB | £153k | FY2025 | |
| ULFA AID | £132k | FY2024 | |
| ULI CHARITABLE TRUST | £452k | FY2025 | |
| THE ULLENHALL CHAPEL LANDS AND OTHER CHARITIES | £80k | FY2024 | |
| THE ULLMANN TRUST | £17k | FY2025 | |
| ULLSWATER COMMUNITY COLLEGE SCHOOL FUND | £214k | FY2025 | |
| ULTIMATE POWER ASSEMBLY | £82k | FY2025 | |
| ULTING OVERSEAS TRUST | £84k | FY2025 | |
| ULVERLEY SCHOOL PARENT STAFF ASSOCIATION | £26k | FY2025 | |
| THE ULVERSCROFT FOUNDATION | £8.8m | FY2024 | trustee payments |
| ULVERSTON AMATEUR OPERATIC SOCIETY | £27k | FY2024 | |
| ULVERSTON INSHORE RESCUE | £99k | FY2025 | |
| ULVERSTON VICTORIA HIGH SCHOOL PTA | £108k | FY2025 | |
| ULVERSTON, FORD PARK COMMUNITY GROUP | £169k | FY2025 | reserves below policy |
| THE ULYSSES TRUST | £428k | FY2024 | |
| UMA KADAMPA MEDITATION CENTRE | £70k | FY2025 | |
| UMAR EDUCATION AND WELFARE TRUST, COVENTRY (UEWT) | £80k | FY2025 | |
| UMAR TRUST | £43k | FY2025 | reserves below policy |
| UMBERLEIGH VILLAGE HALL | £17k | FY2025 | |
| UMBRELLA COUNSELLING EAST MIDLANDS CIO | £179k | FY2026 | |
| UMBRELLA CYMRU | £222k | FY2025 | |
| UMBRELLA DERBY & DERBYSHIRE | £1.1m | FY2025 | |
| THE UMEED WELFARE TRUST (UNITED KINGDOM) | £238k | FY2025 | |
| UMM KAMRAN MEMORIAL WELFARE ASSOCIATION | £88k | FY2025 | |
| UMM UL QURA FOUNDATION CIO | £96k | FY2024 | trustee payments |
| UMMAH APPEAL | £523k | FY2025 | |
| UMMAH CARE FOUNDATION | £592k | FY2025 | |
| UMMAH CHARITY INTERNATIONAL | £63k | FY2024 | |
| UMMAH HANDS | £29k | FY2025 | |
| UMMAH HELP | £156k | FY2025 | |
| UMMAH HELPING HANDS | £107k | FY2024 | |
| UMMAH RELIEF FOUNDATION | £79k | FY2025 | |
| UMMAH RELIEF MISSION | £180k | FY2025 | |
| UMMAT-UL-ISLAMIYYAT | £185k | FY2025 | |
| UMN SUPPORT TRUST | £460k | FY2025 | reserves below policy |
| UMOJA HEALTH FORUM | £73k | FY2025 | |
| UMOJA STREET CHILD TRUST | £102k | FY2025 | |
| UMOYA TRUST UK | £286k | FY2025 | |
| UMQ COMMUNITY CENTRE | £120k | FY2025 | |
| UN MATIN FRANCAIS | £46k | FY2025 | |
| UN WOMEN NATIONAL COMMITTEE UK | £698k | FY2024 | |
| UNANIMA THEATRE | £321k | FY2025 | |
| THE UNAPPROPRIATED ESTATE CHARITY | £39k | FY2024 | |
| THE UNBEATABLE EVA FOUNDATION | £46k | FY2025 | |
| THE UNCLE BILL TRUST | £95k | FY2025 | reserves below policy |
| UNCLE PAUL'S CHILLI FARM | £254k | FY2025 | |
| THE UNCONNECTED FOUNDATION | £988k | FY2025 | |
| Uncurbed Collective | £270k | FY2025 | |
| THE UNDER 17 CAR CLUB CHARITABLE TRUST | £35k | FY2025 | |
| UNDER FIVES PROJECT | £863k | FY2025 | reserves below policy trustee payments |
| UNDER FIVES ROUNDABOUT | £271k | FY2025 | |
| UNDER ONE SKY CIO | £511k | FY2025 | |
| UNDER THE STARS | £486k | FY2025 | |
| UNDER TREE SCHOOLS | £62k | FY2025 | |
| THE UNDERCLIFFE CEMETERY CHARITY | £76k | FY2024 | |
| Underdog International | £168k | FY2025 | |
| THE UNDERFALL YARD TRUST | £1.1m | FY2025 | |
| UNDERGROUND LIGHTS | £78k | FY2025 | |