| INTERNET WATCH FOUNDATION | £7.0m | FY2025 | |
| INTERNEWS EUROPE | £22.1m | FY2024 | |
| INTERPLAY THEATRE TRUST | £264k | FY2025 | |
| INTERSERVE INTERNATIONAL FELLOWSHIP | £493k | FY2024 | |
| INTERSTAR FOUNDATION LIMITED | £385k | FY2024 | |
| INTERSTICIA UK | £74k | FY2025 | |
| INTO GIVING LIMITED | £101k | FY2023 | |
| INTO OPERA | £80k | FY2025 | |
| INTOART PROJECTS | £437k | FY2025 | |
| INTOUNI | £14.0m | FY2025 | |
| INTRA COMMUNITY TRUST | £166k | FY2025 | reserves below policy |
| THE INVERFORTH CHARITABLE TRUST | £72k | FY2024 | |
| THE INVESCO CARES FOUNDATION | £142k | FY2025 | |
| INVEST IN ME RESEARCH | £121k | FY2024 | |
| THE INVESTINDUSTRIAL FOUNDATION | £1.3m | FY2024 | |
| INVESTING IN PEOPLE AND CULTURE | £350k | FY2025 | |
| THE INVESTMENT MANAGERS' CHARITABLE TRUST | £28k | FY2025 | |
| INVESTREAM CHARITABLE TRUST | £153k | FY2025 | |
| INVICTA EAST KENT ATHLETIC CLUB | £105k | FY2025 | |
| INVICTA PARK PRE-SCHOOL PLAYGROUP | £152k | FY2024 | |
| INVICTUS GAMES FOUNDATION | £3.8m | FY2024 | |
| Invictus Prophetic Global | £68k | FY2024 | trustee payments |
| INVICTUS TRUST | £31k | FY2025 | |
| THE INVIGORATE CHARITABLE TRUST | £175k | FY2024 | |
| INVISIBLE DUST | £393k | FY2025 | |
| INVISIBLE PALACE | £58k | FY2025 | |
| THE INVOLVE FOUNDATION | £2.7m | FY2025 | reserves below policy |
| INVOLVE KENT | £5.5m | FY2024 | |
| INVOLVE LEEDS | £82k | FY2025 | qualified opinion |
| INVOLVE NORTH EAST | £123k | FY2025 | |
| INVOLVE NORTHWEST | £2.8m | FY2025 | |
| INVOLVED | £68k | FY2025 | |
| IOL EDUCATIONAL TRUST | £537k | FY2025 | going concern |
| THE IOLANTHE MIDWIFERY TRUST | £81k | FY2025 | |
| THE IONE VASSILIOU CHARITABLE TRUST | £84k | FY2025 | |
| IOW DEFIBRILLATORS | £46k | FY2026 | |
| IPARTNER INDIA | £658k | FY2024 | |
| IPAS UK | £173k | FY2024 | going concern |
| IPROVISION THE CHARTERED INSTITUTE OF PUBLIC RELATIONS (CIPR) BENEVOLENT FUND | £169k | FY2024 | |
| IPSOS FOUNDATION | £83k | FY2025 | |
| IPSTONES WAR MEMORIAL HALL AND RECREATION GROUND | £31k | FY2025 | |
| IPSUM | £358k | FY2025 | |
| IPSWICH AND DISS AREA QUAKER MEETING | £181k | FY2024 | |
| IPSWICH AND DISTRICT CITIZENS ADVICE BUREAU | £952k | FY2025 | reserves below policy |
| IPSWICH AND SUFFOLK BANGLADESHI MUSLIM COMMUNITY CENTRE AND MOSQUE | £177k | FY2025 | |
| IPSWICH BMX CLUB | £27k | FY2025 | |
| The Ipswich Ceramic Foundation | £166k | FY2025 | |
| IPSWICH CHAMBER CHOIR | £39k | FY2025 | |
| IPSWICH CHORAL SOCIETY | £80k | FY2025 | |
| IPSWICH COMMUNITY MEDIA AND LEARNING | £334k | FY2024 | |
| IPSWICH COMMUNITY PLAYBUS | £143k | FY2025 | |
| IPSWICH DEAF SOCIETY | £30k | FY2024 | |
| IPSWICH FOUNDATION STREET CHARITIES | £277k | FY2024 | |
| IPSWICH GILBERT AND SULLIVAN SOCIETY | £33k | FY2025 | |
| IPSWICH GREYFRIARS ROUND TABLE CHARITABLE TRUST FUND | £35k | FY2025 | |
| IPSWICH HIGH SCHOOL ASSOCIATION | £49k | FY2025 | |
| IPSWICH HINDU SAMAJ | £29k | FY2024 | |
| IPSWICH HOUSING ACTION GROUP LIMITED | £968k | FY2025 | |
| THE IPSWICH INSTITUTE READING ROOM AND LIBRARY | £560k | FY2025 | |
| IPSWICH KURDISH ISLAMIC CULTURAL CENTRE | £77k | FY2024 | |
| IPSWICH MENCAP | £38k | FY2025 | |
| IPSWICH METHODIST CIRCUIT | £596k | FY2025 | going concern |
| IPSWICH OPPORTUNITY GROUP | £50k | FY2025 | |
| IPSWICH OUTREACH | £52k | FY2024 | |
| IPSWICH SCHOOL | £26.1m | FY2025 | |
| IPSWICH SCHOOL FOUNDATION | £559k | FY2025 | reserves below policy |
| IPSWICH SCOUT DISTRICT LIASON COMMITTEE | £140k | FY2024 | |
| Ipswich Town Foundation | £3.1m | FY2025 | |
| IPSWICH TRANSPORT MUSEUM | £134k | FY2025 | |
| IPSWICH UNIT 195 OF THE SEA CADET CORPS | £30k | FY2025 | reserves below policy |
| IPSWICH17 GOOD NEIGHBOUR SCHEME | £52k | FY2025 | |
| IQRA BLACKBURN | £128k | FY2024 | trustee payments |
| IQRA COMMUNITY CENTRE SOUTHAMPTON | £38k | FY2025 | trustee payments |
| IQRA EDUCATIONAL TRUST | £34k | FY2025 | |
| IQRA FOUNDATION UK | £62k | FY2025 | |
| IQRA HELP FOUNDATION | £91k | FY2024 | |
| IQRA NEWPORT TRUST | £169k | FY2025 | |
| IQRA WELFARE ASSOCIATION | £29k | FY2024 | |
| IRANIAN ASSOCIATION | £391k | FY2025 | |
| IRANIAN CHRISTIAN FELLOWSHIP | £91k | FY2025 | |
| IRAQ WELFARE ORGANISATION | £47k | FY2024 | |
| IRAQI CHRISTIANS IN NEED | £70k | FY2025 | |
| IRAQI ORPHAN FOUNDATION | £351k | FY2025 | |
| IRAQI WELFARE ASSOCIATION | £96k | FY2025 | trustee payments |
| IRBY AND BRATOFT VILLAGE HALL | £41k | FY2025 | |
| IRCHESTER SPORTS ASSOCIATION | £313k | FY2025 | |
| IRELAND COLLIERY CHESTERFIELD BAND | £47k | FY2024 | |
| THE IRELAND FUND OF GREAT BRITAIN | £2.1m | FY2025 | |
| THE IRENE PRESTWICH TRUST CIO | £103k | FY2024 | |
| THE IRENE TAYLOR TRUST | £440k | FY2025 | reserves below policy |
| THE IRIS AND DAVID FREEMAN CHARITABLE TRUST | £51k | FY2025 | |
| IRIS GLOBAL UK LIMITED | £347k | FY2024 | trustee payments |
| IRIS'S CATS IN NEED | £162k | FY2025 | |
| IRISE INTERNATIONAL | £227k | FY2024 | |
| IRISH CHAPLAINCY | £515k | FY2025 | |
| IRISH COMMUNITY CARE | £674k | FY2025 | |
| IRISH CULTURAL CENTRE HAMMERSMITH LTD | £1.1m | FY2025 | trustee payments |
| IRISH GEORGIAN SOCIETY LONDON | £87k | FY2025 | |
| THE IRISH GUARDS CHARITY | £267k | FY2023 | |
| IRISH IN BRITAIN | £553k | FY2025 | |
| IRISH RETRIEVER RESCUE | £72k | FY2025 | |
| IRISH YOUTH FOUNDATION (UK) LIMITED | £596k | FY2024 | |
| IROKO THEATRE COMPANY | £123k | FY2025 | reserves below policy |
| IRON ACTON PARISH HALL | £29k | FY2025 | |
| IRON AID FOUNDATION | £744k | FY2024 | |
| THE IRON BRIDGE TRUST | £390k | FY2024 | |
| The Iron Foundation | £479k | FY2025 | |
| IRON GUIDANCE LIMITED | £61k | FY2025 | reserves below policy |
| IRONBRIDGE GORGE MUSEUM TRUST LIMITED | £9.2m | FY2024 | going concern |
| THE IRONVILLE AND CODNOR PARK COMMUNITY ASSOCIATION | £27k | FY2025 | |
| IRSHAD TRUST | £1.1m | FY2025 | trustee payments |
| IRWIN MITCHELL CHARITIES FOUNDATION | £722k | FY2024 | |
| ISA FOUNDATION | £50k | FY2024 | |
| ISAAC (UK) Ltd | £377k | FY2024 | |
| ISAAC AND CHAYA LTD | £378k | FY2024 | |
| THE ISAAC AND FREDA FRANKEL MEMORIAL CHARITABLE TRUST | £31k | FY2025 | |
| THE ISAAC NEWTON TRUST | £2.8m | FY2025 | |
| THE ISABEL BAKER FOUNDATION | £98k | FY2025 | |
| THE ISABEL BLACKMAN FOUNDATION | £329k | FY2025 | |
| ISABEL HOSPICE LIMITED | £10.4m | FY2025 | |
| ISAIAH 58 TRUST | £69k | FY2025 | |
| THE ISAIAH PROJECT | £1.5m | FY2023 | |
| ISAIAH WEALTH MINISTRY | £43k | FY2024 | |
| THE ISBOURNE FOUNDATION | £161k | FY2024 | reserves below policy going concern |
| ISCA CHURCH | £212k | FY2025 | |
| ISCA COMMUNITY ENTERPRISES | £103k | FY2025 | |
| ISEAL ALLIANCE | £6.1m | FY2023 | |
| ISERVE AFRICA UK TRUST | £83k | FY2025 | |
| ISFIELD VILLAGE HALL CHARITY | £39k | FY2025 | |
| ISHA FOUNDATION | £4.0m | FY2025 | |
| ISHA- THE HIP PRESERVATION SOCIETY | £507k | FY2025 | |
| ISKCON FOUNDATION LTD | £39k | FY2025 | |
| ISLAH TRUST | £59k | FY2025 | |
| ISLAHUL MUSLIMEEN | £71k | FY2025 | |
| ISLAMI DARASGAH BRISTOL | £148k | FY2024 | |
| ISLAMIA SCHOOLS LIMITED | £2.1m | FY2025 | going concern |
| ISLAMIC ACADEMY & DA'WAH CENTRE | £29k | FY2024 | |
| ISLAMIC ACADEMY OF COVENTRY (IAC) | £38k | FY2024 | |
| THE ISLAMIC ACADEMY OF MANCHESTER | £145k | FY2024 | |
| ISLAMIC AID | £6.6m | FY2025 | trustee payments |
| ISLAMIC ASSOCIATION (EAST HAM) LONDON E6 | £91k | FY2025 | |
| THE ISLAMIC ASSOCIATION OF LINCOLN | £255k | FY2024 | |
| ISLAMIC ASSOCIATION OF NORTH LONDON | £1.5m | FY2025 | |
| THE ISLAMIC ASSOCIATION OF SOUTH HUMBERSIDE | £243k | FY2025 | |
| ISLAMIC BROTHERHOOD COVENTRY | £149k | FY2025 | |
| ISLAMIC CENTRE | £134k | FY2025 | |
| ISLAMIC CENTRE EDGWARE | £423k | FY2025 | |
| ISLAMIC CENTRE OF ENGLAND LIMITED | £635k | FY2024 | |
| ISLAMIC CENTRE ST ALBANS (HERTS) | £78k | FY2024 | |
| ISLAMIC CENTRE UPTON PARK | £241k | FY2025 | going concern |
| ISLAMIC COMMUNITY & EDUCATION CENTRE | £94k | FY2025 | |
| ISLAMIC COMMUNITY CENTRE AND MOSQUE, BLACKPOOL | £147k | FY2024 | |
| ISLAMIC CULTURAL AND EDUCATIONAL ASSOCIATION | £576k | FY2025 | going concern |
| ISLAMIC CULTURAL AND MUSLIM BURIAL SOCIETY (MIDDX) | £39k | FY2024 | |
| ISLAMIC CULTURAL AND WELFARE ASSOCIATION | £470k | FY2025 | |
| ISLAMIC CULTURAL CENTRE | £328k | FY2025 | |
| Islamic Cultural Centre (Jaame Masjid) | £234k | FY2024 | |
| THE ISLAMIC CULTURAL CENTRE ZAKARIYYA JAAM'E MASJID | £972k | FY2024 | |
| ISLAMIC CULTURAL SOCIETY LUTON MOSQUE | £1.0m | FY2024 | |
| ISLAMIC CULTURE AND EDUCATION CENTRE BATTERSEA | £232k | FY2025 | |
| ISLAMIC DA'AWAH ACADEMY | £1.8m | FY2025 | |
| ISLAMIC DA'WAH COUNCIL UK | £97k | FY2025 | |
| THE ISLAMIC DIVERSITY CENTRE | £385k | FY2025 | |
| ISLAMIC EDUCATION AND RESEARCH ACADEMY (IERA) | £3.2m | FY2025 | |
| ISLAMIC EDUCATION CENTRE | £232k | FY2025 | |
| ISLAMIC EDUCATION CENTRE BIRMINGHAM | £67k | FY2025 | |
| ISLAMIC EDUCATION CENTRE MADANI MASJID | £137k | FY2025 | |
| ISLAMIC EDUCATIONAL AND RECREATIONAL INSTITUTE | £673k | FY2024 | |
| ISLAMIC HELP | £11.0m | FY2025 | reserves below policy |
| ISLAMIC HUMAN RIGHTS COMMISSION TRUST | £642k | FY2025 | |
| ISLAMIC INTEGRATION COMMUNITY CENTRE IICC | £508k | FY2025 | |
| ISLAMIC NETWORK | £188k | FY2024 | |
| ISLAMIC PROVISION | £117k | FY2024 | reserves below policy |
| ISLAMIC RELIEF WORLDWIDE | £275.6m | FY2024 | |
| ISLAMIC RELIGIOUS CENTRE | £83k | FY2024 | |
| ISLAMIC SHAKHSIYAH FOUNDATION | £1.3m | FY2025 | |
| ISLAMIC SHARIA COUNCIL OF GREAT BRITAIN AND NORTHERN IRELAND | £144k | FY2024 | |
| ISLAMIC SOCIAL AND EDUCATIONAL TRUST | £64k | FY2025 | |
| ISLAMIC SOCIETY FOR WALES | £265k | FY2025 | |
| ISLAMIC SOCIETY OF BRITAIN LTD | £73k | FY2024 | |
| ISLAMIC SOCIETY OF GLOUCESTER | £67k | FY2025 | |
| ISLAMIC TEXTS SOCIETY | £226k | FY2025 | |
| ISLAMIC UNIVERSAL ASSOCIATION LIMITED | £293k | FY2024 | |
| ISLAMOPHOBIA RESPONSE UNIT | £247k | FY2024 | |
| ISLAND COMMUNITY ACTION | £207k | FY2025 | going concern |
| ISLAND CONSERVATION SOCIETY UK | £101k | FY2025 | |
| THE ISLAND HAVEN (TRELISKE) | £374k | FY2025 | |
| ISLAND HEALTH TRUST | £363k | FY2025 | |
| ISLAND HOSPICE AND BEREAVEMENT SERVICE (UK) | £145k | FY2024 | |
| ISLAND HOUSE COMMUNITY CENTRE | £261k | FY2024 | reserves below policy |
| THE ISLAND N1 | £283k | FY2025 | |
| THE ISLAND PROJECT | £1.5m | FY2025 | reserves below policy |
| THE ISLAND TRUST LIMITED | £273k | FY2024 | |
| ISLANDERS YOUTH AND COMMUNITY CENTRE | £43k | FY2025 | |
| ISLE OF ANGLESEY DISTRICT SCOUT COUNCIL | £26k | FY2025 | |
| THE ISLE OF DOGS BANGLADESHI ASSOCIATION AND CULTURAL CENTRE | £46k | FY2025 | |
| THE ISLE OF ELY FEDERATION OF WOMEN'S INSTITUTES CIO | £28k | FY2025 | reserves below policy |
| ISLE OF ELY SOCIETY FOR THE BLIND | £34k | FY2025 | going concern |
| ISLE OF SHEPPEY DISTRICT SCOUTS | £28k | FY2025 | |
| ISLE OF WIGHT CHRISTIAN FELLOWSHIP | £208k | FY2024 | |
| ISLE OF WIGHT CITIZENS ADVICE BUREAU | £712k | FY2025 | reserves below policy |
| ISLE OF WIGHT DIABETIC FUND | £30k | FY2025 | |
| ISLE OF WIGHT DONKEY SANCTUARY CIO | £2.1m | FY2024 | |
| ISLE OF WIGHT FOUNDATION | £104k | FY2023 | reserves below policy |
| ISLE OF WIGHT LEARNING ZONE | £33k | FY2025 | |
| ISLE OF WIGHT MENCAP | £604k | FY2024 | |
| ISLE OF WIGHT NATURAL HISTORY AND ARCHAEOLOGICAL SOCIETY | £36k | FY2025 | |
| ISLE OF WIGHT NHS TRUST CHARITABLE FUNDS | £92k | FY2025 | |
| THE ISLE OF WIGHT PROSTATE CANCER SUPPORT GROUP | £88k | FY2025 | |
| THE ISLE OF WIGHT RAILWAY COMPANY LIMITED | £3.3m | FY2023 | |
| THE ISLE OF WIGHT RED SQUIRREL TRUST | £171k | FY2025 | |
| ISLE OF WIGHT SCOUT COUNCIL | £230k | FY2024 | |
| ISLE OF WIGHT STREET PASTORS | £31k | FY2024 | |
| ISLE OF WIGHT SYMPHONY ORCHESTRA SOCIETY | £57k | FY2025 | |
| ISLE OF WIGHT YOUTH FOR CHRIST | £127k | FY2024 | |
| ISLE OF WIGHT YOUTH TRUST | £1.3m | FY2025 | |
| ISLEHAM UNDER FIVES ASSOCIATION | £157k | FY2025 | |
| Isles of Scilly Charitable Trust comprising the Edward McDonald Fund and the Pilots Widows Fund | £29k | FY2025 | |
| THE ISLES OF SCILLY MUSEUM ASSOCIATION | £232k | FY2024 | reserves below policy |
| ISLES OF SCILLY WILDLIFE TRUST LIMITED | £757k | FY2025 | |
| ISLEWORTH & HOUNSLOW CHARITY LIMITED | £1.2m | FY2023 | |
| ISLEWORTH BLUE SCHOOL EDUCATIONAL FOUNDATION | £174k | FY2024 | |
| ISLINGTON BAMER ADVICE ALLIANCE (IBAA) | £141k | FY2025 | |
| ISLINGTON CHORAL SOCIETY | £88k | FY2025 | |
| Islington Gospel Trust Limited | £240k | FY2025 | |
| ISLINGTON LAW CENTRE | £2.0m | FY2025 | |
| ISLINGTON MIND | £1.9m | FY2025 | |
| ISLINGTON MUSIC WORKSHOP LIMITED | £288k | FY2025 | |
| ISLINGTON PLAY ASSOCIATION | £1.4m | FY2025 | going concern |
| ISLINGTON SOMALI WELFARE LTD | £42k | FY2025 | reserves below policy |
| ISLINGTON U3A | £28k | FY2025 | |
| ISLINGTON UNITED REFORMED CHURCH | £103k | FY2024 | going concern |
| THE ISOKON GALLERY TRUST | £49k | FY2025 | |
| THE ISRAEL CHILDREN'S CENTERS | £50k | FY2024 | |
| ISRAEL GUIDE DOG CENTRE UK | £695k | FY2025 | |
| THE ISRAEL LAZARUS CHARITABLE TRUST | £44k | FY2025 | |
| ISRAEL PHILHARMONIC ORCHESTRA FOUNDATION UK | £428k | FY2024 | |
| ISRAELI CHARITY FOUNDATION | £124k | FY2024 | |
| ISSA FOUNDATION | £9.9m | FY2023 | |
| ISSABELLES APPEAL | £29k | FY2025 | |
| ISSACHAR MINISTRIES UK | £90k | FY2024 | reserves below policy trustee payments |
| IST GROOMBRIDGE SCOUT GROUP | £31k | FY2025 | |
| IST HEXHAM SCOUT GROUP | £82k | FY2025 | |
| IST HURSTPIERPOINT SCOUT GROUP | £57k | FY2024 | |
| ISTA Global Arts Learning Ltd | £1.3m | FY2025 | trustee payments |
| IT TAKES A CITY (CAMBRIDGE) | £479k | FY2025 | reserves below policy |
| It's a Penalty | £1.1m | FY2024 | |
| IT'S IN THE BAG CANCER SUPPORT LTD | £256k | FY2023 | |
| IT'S ON THE BALL | £57k | FY2025 | |
| IT'S TIME | £78k | FY2024 | |