- The Neil Vines Trust
- The Nelson Thomlinson School PTA - Wigton
- The Nelson Trust - Swindon
- The Neo Karr Trust
- The NeoTree
- The Nepal Trust
- The Nepal {Etay Village} Project
- The Neptune Explorer Scout Unit
- The Ness of Brodgar Trust
- The Nest CIC
- The Nest Childminding - Maidstone
- The Nest Longfield Hall - Camberwell
- The Nest Project
- The Nest Project CIC
- The Nest Wellbeing Group
- The Nestling Trust
- The Neston Club
- The Net Community Hub
- The Neuk Day Centre
- The Neuroblastoma Alliance - Ryan Edwards Appeal
- The Neuroblastoma Children's Cancer Alliance UK
- The Neurodivergence Project
- The Neurodiverse City Hub
- The Neurodiversity Family Hub C.I.C.
- The Neuroinclusive Collective
- The Neurology Research Fund 3T27
- The Neurothentic Network CIC
- The Never Alone Project
- The Never Ending Story Day Nursery
- The Nevis Partnership - Fort William
- The New Beacon Parents Association - Sevenoaks
- The New Bridge Inn F.C
- The New Brighteners
- The New Bury Community Association
- The New Club, Cheltenham
- The New Day Children's Centre
- The New Forest School - Salisbury
- The New Forest Trust
- The New Futures Project
- The New Glyn Valley Tramway & Industrial Heritage Trust
- The New Hope Children Foundation - Blind & Deaf in Malawi
- The New Hope Trust
- The New Inn, Charlestown
- The New Keith Thompson Centre
- The New Montessori Pre-School
- The New Music Makers
- The New Normal Cancer Support Group
- The New Normal Charity
- The New Ollerton Community Walking Club
- The New Opera Company Derby
- The New Pavilion - Bradwell Bowls Club
- The New Pippin FC
- The New Quest Club
- The New Saints
- The New School - London
- The New Space Movement
- The New Staneyhill Toddler Group
- The New Tavistock Youth Cafe
- The New Testament Netley Road Community Hall
- The New Well
- The New York Film Academy Summer Course - Aleisha McMahon
- The NewDawn Twirlers
- The Newark Co-Production
- The Newborn Appeal
- The Newent and District Men's Shed
- The Newfoundland Club
- The Newman Holiday Trust
- The Newsome Centre
- The Next Chapter (East of England)
- The Next Chapter - Horse Rescue and Rehoming
- The Next Gen Intelligence Academy CIC
- The Next Step Dance Academy
- The Next Step Trust
- The Nia-Tesa Blackett Foundation
- The Niamh Jobson Research Fund
- The Nicholas Branston Foundation
- The Nick Webber Trust
- The Nicola Emmerson Trust
- The Nidderdale Society
- The Niel Gow Festival Society
- The Nigerian Children Cause CIC
- The Night With...
- The Nightingale Cancer Support Centre
- The Nightingale Fund
- The Nile African Development Organisation
- The Nine Bridges Benefice
- The Nipple Innovation Project
- The Nise Skateboard School
- The Nixon Hansford Trust
- The No 1 Befriending Agency
- The No Way Trust Ltd
- The No.1 Station
- The Noah Initiative
- The Noah Project Newquay
- The Nobel School World Challenge
- The Nomad Dads Society C.I.C
- The Nomads
- The Nonprofit Design Studio
- The Norfolk And Suffolk Aviation Museum
- The Norfolk Archaeological Trust
- The Norfolk Hospice - Tapping House
- The Norman Eastburn Foundation
- The Norman Laud Association
- The Norman PTFA
- The Norrie Disease Foundation
- The Norries
- The Norris Museum
- The North Devon Animal Ambulance
- The North East Enterprise Trust, CIC
- The North East Fly Casting Club
- The North Powys Youth Band
- The North Ronaldsay Trust
- The North School Young Farmers Club
- The North School, Ashford
- The North Wiltshire Badminton Project
- The Northern Boxer Club - Boxer Rescue
- The Northern Hockey Club
- The Northern Ireland Kyorugi Squad
- The Northern Lights Community Choir
- The Norton Knatchbull School
- The Norwich Montessori School Ltd
- The Not Forgotten Association - London
- The Not Forgotten Northern Ireland
- The Nottingham Emmanuel School Fund
- The Nottingham Etiquette Finishing School
- The Nottingham Wildcats Basketball Club
- The November Project
- The Nucleo Project
- The Nursery Parents Association
- The Nursery School - Charlton Kings
- The Nursery School, Brookland
- The Nursery, Congleton
- The Nursing Lounge
- The Nurture Bubble - Emma and Lea
- The Nurture Nest
- The Nurture Nursery Bathgate
- The Nurture Project CIC
- The Nystagmus Network
- The O'Neill Scout Trips
- The OHMI Trust
- The OLLIE Foundation
- The Oak Community Church, Orpington
- The Oak Tree Academy, Stockton-on-Tees
- The Oak Tree Centre
- The Oakes Holiday Centre
- The Oakes Memorial Trust
- The Oakhaven Hospice
- The Oakland Foundation
- The Oaklea Trust
- The Oakley Waterman Caravan Foundation
- The Oakleys And Ramsey Scout Group
- The Oaks Activity Centre & Preschool, Romford
- The Oaks Animal Sanctuary
- The Oaks Care Home Rubery
- The Oaks Centre - Penketh
- The Oaks Infant School PTFA, Sittingbourne
- The Oaks Nursery - Hildenborough
- The Oaks Playscheme
- The Oaks Pre-school - Bracknell
- The Oaks Primary School
- The Oaks Primary School and Nursery - Crawley
- The Oaks School, Spennymoor
- The Oaks, Selly Oak
- The Oaktree Appeal
- The Oakwood Academy - Nottingham
- The Oakwood Preschool
- The Oasis Centre
- The Oasis Centre - Cornwall
- The Oasis Crisis Pregnancy Centre
- The Oasis Partnership
- The Oasis Project (The Gambia)
- The Oast, Rainham
- The Observatory School
- The Observatory Science Centre
- The Occam Singers
- The Occasion
- The Occasional Cabaret
- The Octagon Parish
- The Octopus Foundation
- The Oddfellows Pub, Higham
- The Odysseus Foundation
- The Odyssey Centre
- The Odyssey Charity
- The Official Bangor Seafront Cats
- The Official Cobcar Football
- The Offload Project CIC
- The Offshoot Foundation
- The Old Bank Camelford
- The Old Bank Community Larder
- The Old Bank Wellbeing Trust
- The Old Bankhouse Football team
- The Old Chapel Community Project
- The Old Courts
- The Old Hall - care home
- The Old Independent Church Haverhill
- The Old Jet Airspace Programme
- The Old Library
- The Old Library Stainland
- The Old Mansfield Woodhouse Society Heritage Link
- The Old Mill Foundation
- The Old Mill Project
- The Old Moat Garden Centre
- The Old Needleworks Foundation
- The Old North Stables CIC
- The Old Press CIC
- The Old Quarry Adventure Playground
- The Old Rectory Care Home - Norfolk
- The Old Roedeanians Scholarship Fund
- The Old Saw Mill
- The Old School Community Centre, Stoke Climsland
- The Old School Hall, Winterton
- The Old School Henstead
- The Old School House Nursery - York
- The Old School Nursery - Shapwick
- The Old School Nursery, Honington
- The Old Schoolhouse
- The Old Surgery Dental Practice
- The Old Vic
- The Old Vicarage Day Nursery, Barrow-In-Furness
- The Oldham Academy North Technology Department
- The Oldham Band (Lees)
- The Oldies Club
- The Oldland Players
- The Oli Hilsdon Foundation
- The Olinda Trust Charity
- The Olive Harvest Trust
- The Olive Tree Cancer Support Centre
- The Olive Trust, Wales
- The Oliver Community & Wellbeing Centre C.I.C
- The Oliver Curd Trust
- The Oliver Fisher Special Care Baby Trust
- The Oliver Foundation
- The Oliver Steeper Foundation
- The Olivia Alice Foundation
- The Olney Newton Link
- The Omega Course
- The Omega Movement
- The Once Upon A Dream Ball 2025, Charlie Gardiner
- The One Love Project
- The One Pound to Rescue Group
- The One Voice Foundation
- The One Voice Foundation - Hastings
- The One World Broadcasting Trust
- The Online Memorial And Museum Of Prisoners Of War
- The Only Child Club Ltd
- The Only Way Is Rowing - Atlantic Challenge 2025
- The Onneley Centre (Managed by Institute of Ageing and Health)
- The Opal Foundation
- The Open Arms Ryde Isle of Wight
- The Open Bionics Foundation
- The Open Door Centre (Swindon & District) Ltd
- The Open Door Centre - Wallasey
- The Open Door Edinburgh
- The Open Door Project
- The Open Doors Cafe - Bicester
- The Open Doors Project
- The Open Fairways Project CIC
- The Open Kitchen
- The Open Nest Charity
- The Open Wilding Project
- The Opening Doors Project - Liverpool
- The Openwork Foundation
- The Opera Awards Foundation
- The Opera Makers
- The OppO Foundation
- The Opportunity Tribe
- The Optima Collective CIC
- The Optimum Health Clinic Foundation
- The Oral History Project
- The Orchard
- The Orchard Children's Nursery - Farnborough
- The Orchard Community Pre-School - Milford
- The Orchard Ossett Academy
- The Orchard Pre-School - Little Milton
- The Orchard Project
- The Orchard School PTA - East Molesey, West Molesey
- The Orchard Therapy Animals Farm
- The Orchards PTA - Bromsgrove
- The Orchards Primary Academy - Birmingham
- The Orchars Trust
- The Orchestra of Leeds Cathedral
- The Order of St Michael's Charity Fund
- The Order of St Stanislas
- The Order of the Round Table in England
- The Orders of St John Care Trust
- The Ordinariate of Our Lady of Walsingham - Coventry Mission
- The Organators
- The Original Cat Action Trust North Lanarkshire Branch
- The Original Metalheads
- The Original Swap Shop - Liverpool
- The Original Westies Rescued UK (WRUK)®
- The Orinoco Animal Sanctuary
- The Orpheus Centre - Godstone
- The Osborne Apartments
- The Osteopathic Foundation
- The Otakar Kraus Music Trust
- The Other Room
- The Other Side Of Blackpool
- The Otterhayes Trust
- The Ottery Larder
- The Ouroboros Project CIC
- The Out The Box Performance Group
- The OutHouse
- The Outdoor Club CIC
- The Outdoor Partnership
- The Outdoor Place CIC
- The Outlaw Shakespeare Company
- The Outlook Foundation
- The Outpost Housing Project
- The Outsiders Trust
- The Outward Bound Trust
- The Oval School, Yardley
- The Over Players
- The Overton Centre
- The Owen Project
- The Owl Man
- The Owl Playschool
- The Owl Pre School
- The Owl Sanctuary
- The Owl Tree Children's Café CIC
- The Owl and Pussycat Pre-School
- The Owls Disabled Sports Club
- The Owls Trust
- The Oxcroft Recreation Ground and Welfare Institute
- The Oxford Academy Trips
- The Oxfordshire Animal Sanctuary
- The Oxygen Works
- The Oz Experience - Jessica Vaughan
- The Oz Experience 2011 - Beth & Kate
- The P B C Foundation(UK) Limited
- The PACE Centre
- The PATT Foundation
- The PCC Of The Ecclesiastical Parish Of Patcham All Saints, Diocese Of Chichester
- The PCC of the Ecclesiastical Parish of St John the Baptist Littleworth
- The PFC Trust
- The PMDD Project
- The PRT Carers Centre (Falkirk & Clackmannanshire)
- The PSP Association
- The PTA for Eaton Primary School
- The PTA of Marshfield Church of England Primary School
- The Pachamama Project CIO
- The Pack Project
- The Paddock Community Garden - Our Green Spaces
- The Pagham United Reformed Church
- The Pain Exchange
- The Painters' Company
- The Pais Project
- The Palace Pier Purchase
- The Palace Project
- The Palmar Primary Academy
- The Palmer & Partners 500 Club
- The Palmer Catholic Academy
- The Palmer Children's Trust
- The Palmiro Foundation
- The Pam Merchant Fundraising Club
- The Panel
- The Pant And Dowlais Boys And Girls Club
- The Pantry - Watford
- The Pantry @ WWSBC
- The Pantry At Croftfoot Church
- The Pantry Foodbank
- The Paper Birds Theatre Company
- The Paperweight Trust
- The Papillon Project
- The PappyShow
- The Par 5 Foundation
- The Parachute Regiment Association Lothian Branch
- The Parachute Regimental Association - Colchester
- The Parachute Regimental Association - London Branch
- The Parachute Regimental Association - Portsmouth
- The Parachute Regimental Association Bedworth Branch
- The Parachute Regimental Association Thames Valley Branch
- The Paramount Foundation CIC
- The Parc y Werin Committee
- The Parent And Teachers of Hartford Schools
- The Parent House Trust
- The Parent Pod Scarborough cic
- The Parent Pond
- The Parent Rooms
- The Parenting Collective cic
- The Parenting Network
- The Parents And Friends Of Wragby School Market Rasen
- The Parents Association of Beechwood Sacred Heart School
- The Parents Association of Bellaghy Primary School - Magherafelt
- The Parish Church Of The Ascension Easington Colliery
- The Parish Church of SS Peter and Paul - Burgh le Marsh
- The Parish Church of St Leodegar - Wyberton
- The Parish Church of St Mary Magdalene - New Milton
- The Parish Church of St Peter & Paul Edenbridge
- The Parish Church of St Peter & St Paul - Northleach
- The Parish Church of St Peter & St Paul - Rustington
- The Parish Church of St Stephen in the Banks
- The Parish Church of the Holy Trinity St. Andrews - Fife
- The Parish Churches of Ockbrook and Borrowash
- The Parish Of Bury, Coldwaltham, Hardham and Houghton
- The Parish Of Horndon, Orsett And Bulphan
- The Parish Trust
- The Parish of Alfold and Loxwood
- The Parish of All Saints with St Philip, Maidstone
- The Parish of Christ Church Denton
- The Parish of Colgate and Roffey
- The Parish of Connah's Quay
- The Parish of Cowpen - St Benedict
- The Parish of Darwen St Cuthbert's with Tockholes St Stephen
- The Parish of Dowlais and Penydarren
- The Parish of Ewhurst with Okewood and Forest Green
- The Parish of Holcombe and Hawkshaw
- The Parish of Kimberley and Nuthall
- The Parish of Marston Moor
- The Parish of Mary Immaculate
- The Parish of Nelson Little Marsden
- The Parish of Our Lady and St Philip Neri
- The Parish of Resurrection, Leicester
- The Parish of Rochester, St Peter's with St Margaret's
- The Parish of St Barnabas and St Thomas, Oxford
- The Parish of St Johns, Read and St Peter's Simonstone
- The Parish of St Leonards on Sea - St Leonard and St Ethelburga
- The Parish of St Mary - Bradford
- The Parish of Swinton and Pendlebury
- The Parish of Three Saints
- The Parish of Timperley Christ Church
- The Parish of Winnersh
- The Parish of the Immaculate Conception
- The Park Centre Ltd
- The Park Church - Giffnock, Glasgow
- The Park Community Centre Bristol
- The Park Community School Devon
- The Park Schools Federation - Shirebrook
- The Parks Scout Group
- The Parochial Church Council Of All Saints' Friern Barnet, Whetstone
- The Parochial Church Council Of St Oswald, Preesall
- The Parochial Church Council Of The Benefice Of St Stephen'S, Gateacre
- The Parochial Church Council Of The Ecclesiastical Parish Of Keynsham
- The Parochial Church Council Of The Ecclesiastical Parish Of St. Andrew, Enfield
- The Parochial Church Council Of The Parish Of Totton And Calmore
- The Parochial Church Council Of the Ecclesiastical Parish Of Bardsey
- The Parochial Church Council of Benifice of Frensha
- The Parochial Church Council of Glastonbury St John the Baptist
- The Parochial Church Council of St.Michael and All Angels, Kingsland, Herefordshire.
- The Parochial Church Council of The Parish of St Peter and St Paul - Ringwood
- The Parochial Church Council of the Ecclesial Parish of Kingsdown and Creekside
- The Parochial Church Council of the Ecclesiastical Parish of Hellesdon
- The Parochial Church Council of the Ecclesiastical Parish of Holy Trinity Stevenage
- The Parochial Church Council of the Ecclesiastical Parish of Portsdown and Purbrook
- The Parochial Church Council of the Ecclesiastical Parish of St Mary's Ashwell
- The Parochial Church Council of the Ecclesiastical Parish of Team Gainsborough and Morton
- The Parr Band (Richardson Ltd) St Helens
- The Parrot Zoo Trust - Lincolnshire Wildlife Park
- The Pars Foundation
- The Partially Sighted Society
- The Passage
- The Pastures Church
- The Patch - Sheringham Community Smallholding
- The Patchwork House Women's Centre C.I.C
- The Patchwork Organisation
- The Patchwork Playhouse CIC
- The Path To Independence
- The Pathfinder RCCG
- The PathwaySTILL Community Interest Company
- The Patient Cancer Support Group
- The Patients Association
- The Patrington Mini Medic's
- The Paul Ackrill Fund
- The Paul Campbell Disabled Fund For Spinal Injuries
- The Paul Canoville Foundation
- The Paul Ridd Foundation
- The Paul Sartori Foundation Great Wall 2018 - Pauline & Jackie
- The Pavement
- The Pavement Project CIC
- The Pavilion (Green Lane)
- The Pavilion Preschool - Northampton
- The Pavilion, Grindleton
- The Pavilions Bowls Club - Birmingham
- The Pavillion Roof Appeal, Stockport Cricket And Lacrosse Club
- The Paviors' Charity
- The Pawfect Match
- The Payback Foundation
- The Peace Advocate Project
- The Peace Centre Uganda
- The Peace and Hope Trust
- The Peace and Prosperity Trust
- The PeaceTime Zone
- The Peaceful Pony
- The Peaceful Trust
- The Peacock Nursery - Rye
- The Pear Tree Fund
- The Pearce Foundation
- The Pearl Exchange
- The Pearson Centre for Young People
- The Peel Project CIC
- The Peele Prom
- The Peer Advocacy Service for Students
- The Pegasus Award
- The Pegasus Club
- The Peggy Dodd Centre
- The Pelican Post
- The Pemberton Edward's Charity
- The Pembrokeshire Remakery cic
- The Pen Mag
- The Pendlebury Centre PTFA - Stockport