| Dragonfly: Impact Education Ltd | Derby | 2018 |
| Dragonmind Limited | Great Yarmouth | 2017 |
| Dragons Berkhamsted Netball Club Limited | Berkhamsted | 2025 |
| Dragons Netball Club Ltd | Milton Keynes | 2026 |
| DRAGONS23 Limited | Barry | 2023 |
| Dragossido Academy Limited | Cambridge | 2018 |
| Draig Supported Living Limited | Wrexham | 2021 |
| Draigx Football Ltd | Llandysul | 2026 |
| Drake Calleja Trust | London | 2015 |
| Drake Music | London | 1993 |
| Drake Vocal House Ltd. | London | 2025 |
| Draleo Limited | London | 2024 |
| Dralion Education Service Ltd | Leicester | 2025 |
| Drama Academy Ltd | Haslemere | 2018 |
| Drama Academy Schools Ltd | Haslemere | 2022 |
| Drama Actingforlife Ltd | Ilminster | 2021 |
| Drama by the Sea Ltd | Hove | 2025 |
| Drama Classes London Ltd | London | 2025 |
| Drama Club Ltd | Northolt | 2025 |
| Drama Direct Limited | Shepton Mallet | 2008 |
| Drama in Mind CIC | London | 2021 |
| Dramabuds Limited | Lancaster | 2016 |
| Dramatic Improvement West Ltd | Exeter | 2013 |
| Dramatic Progress in Literacy Ltd | London | 2013 |
| Dramatic Recovery C.I.C. | Liverpool | 2019 |
| Dramatic Resources Limited | London | 2003 |
| Dramatic Theatre CIC | Beverley | 2020 |
| Dramatic Training Solutions Ltd | Cardiff | 2011 |
| Dramatica Limited | Harrow On The Hill | 2004 |
| Dramatix Ltd | Bury | 2024 |
| Drambling on Whisky Ltd | Leven | 2025 |
| Dranwar Ltd | London | 2026 |
| Draper Education Consultancy Ltd | London | 2026 |
| Draper Film Academy Ltd | London | 2019 |
| Draper Mannan Ltd | Hatfield | 2025 |
| Drapers Dance (Doncaster) Limited | Sheffield | 2016 |
| Drapers' Multi-Academy Trust | London | 2009 |
| Drasa Ltd | London | 2025 |
| Drausa Ltd | Swadlincote | 2019 |
| Drawing and Talking Limited | Surrey | 2006 |
| Drawing at Work Limited | London | 2015 |
| Drawn by Medics Ltd | Nuneaton | 2024 |
| Drawn From Clay Ltd | Telford | 2025 |
| Drayton Manor High School Academy Trust | London | 2011 |
| DRB Ignite Multi Academy Trust | Birmingham | 2014 |
| DRB Schools and Academies Limited | Birmingham | 2015 |
| DRB Schools and Academies Services Limited | Birmingham | 2015 |
| DRB Strategic Support Services Limited | Birmingham | 2010 |
| DRC Generations | Glasgow | 2006 |
| Drcf Associates Limited | Halifax | 2019 |
| Drcm Ltd | London | 2017 |
| Drcmeducation Ltd | Winchester | 2025 |
| Dream Abroad Educational Consultants Ltd | Hatfield | 2021 |
| Dream Abroad Ltd | London | 2019 |
| Dream Academy PA Limited | Rochester | 2018 |
| Dream Aerial, Dance and Acrobatics Ltd | Neath | 2025 |
| Dream and Discover Ltd | Abingdon | 2017 |
| Dream Art Bradford Adults Ltd | Bradford | 2022 |
| Dream Author Coaching Ltd | Altrincham | 2019 |
| Dream Believe and Achieve Limited | London | 2025 |
| Dream Believe Fight Ltd | Manchester | 2026 |
| Dream Big Careers Ltd | London | 2025 |
| Dream Big Consulting Ltd | Altrincham | 2016 |
| Dream Big Explore CIC | Tewkesbury | 2020 |
| Dream Big Families CIC | Grange Villa | 2024 |
| Dream Big Kidz Limited | London | 2015 |
| Dream Big Little One Ltd | Bury | 2017 |
| Dream Big Nurseries Limited | Leicester | 2022 |
| Dream Big, AIM High CIC | Bradford | 2020 |
| Dream Bold Ltd | London | 2021 |
| Dream Box Education Limited | Chigwell | 2016 |
| Dream by Children Limited | London | 2022 |
| Dream Camp Ltd | Bristol | 2022 |
| Dream Catcher Academy Ltd | Burton Upon Trent | 2022 |
| Dream Catchers Foundation CIC | Batley | 2023 |
| Dream Education Limited | Luton | 2025 |
| Dream Fencing Academy CIC | Godstone | 2023 |
| Dream International College Ltd | Cardiff | 2025 |
| Dream IT Productions Limited | London | 2018 |
| Dream Learn DO CIC | Penarth | 2023 |
| Dream Life Coaching Ltd | Manchester | 2023 |
| Dream Maker Dance Events Ltd | Liverpool | 2015 |
| Dream Networks C.I.C. | London | 2015 |
| Dream on! International Limited | Nottingham | 2022 |
| Dream Safety Training and Consulting Ltd | Denbigh | 2025 |
| Dream SKN Training Ltd | Darlington | 2025 |
| Dream Study Abroad Educational Consultancy Limited | Wolverhampton | 2024 |
| Dream Team Dance Academy Ltd | Lancaster | 2022 |
| Dream the Change CIC | Colchester | 2019 |
| Dream Wise Education Ltd | Ilford | 2024 |
| Dream Zone Consultancy Ltd | Greater London | 2024 |
| Dream&Achieve Ltd | London | 2018 |
| Dream-Makers Showtime CIC | Skelmersdale | 2024 |
| Dreamassist Ltd | Chatham | 2002 |
| Dreambuildershub CIC | Glasgow | 2025 |
| Dreamcast Evolution Ltd | London | 2016 |
| Dreamcatcher Creative Ltd | Ipswich | 2023 |
| Dreamcatcher Outdoors CIC | Warrington | 2022 |
| Dreamcatchers Worldwide UK CIC | London | 2024 |
| Dreamchasing | London | 2007 |