| Hesheli Education Consulting Ltd | London | 2013 |
| Heskin Outdoor Education Centre CIC | Chorley | 2016 |
| Hesleyside Enterprises Limited | Hitchin | 2006 |
| Hespa Ltd | High Wycombe | 2025 |
| Hesperides Music Ltd | London | 2022 |
| Hessle Road Network | Hull | 2002 |
| Hesteyri Academy Ltd | Lydney | 2024 |
| Heston Community Academy Trust | Heston | 2012 |
| Heston in the Community CIC | Brentford | 2023 |
| Hevi Community Centre CIC | Swansea | 2025 |
| HEW Associates Limited | Milton Keynes | 2010 |
| Hewad Welfare | Stanmore | 2014 |
| Hexagon Mantec Associate College | Manchester | 2018 |
| Hexagon Tuition Ltd | Woodford Green | 2024 |
| Hexagon Vocational Services Limited | Preston | 2021 |
| Hexagonics Limited | Bracknell | 2013 |
| Hexam Training Limited | Leeds | 2007 |
| Hexatuitions Limited | Cheltenham | 2023 |
| Hexatuitions Online Ltd | Bristol | 2024 |
| Hexham Day Nurseries Limited | Northumberland | 2019 |
| Hexicon Limited | Isleworth | 2019 |
| Hexus Learning Ltd | Chadderton, Oldham | 2022 |
| HEY DEE HO Music UK Ltd | Uxbridge | 2023 |
| HEY Diddle Diddle Group Ltd | Burntwood | 2015 |
| HEY Dream Ltd | Hull | 2019 |
| HEY Jude Ltd | London | 2012 |
| HEY Karma Yoga Ltd | Basildon | 2023 |
| HEY SIS Club CIC | London | 2024 |
| Heydramapop Ltd | London | 2026 |
| Heyesiifba Ltd | London | 2020 |
| Heyhead Farm Education Centre Limited | Bolton | 2018 |
| Heyhouses Church of England Nursery School Limited | 327 Clifton Drive South Lytham | 1998 |
| Heysham Viking Festival CIC | Morecambe | 2025 |
| Heyside Pre-School | Oldham | 2004 |
| Heyspanish Ltd | Bury St. Edmunds | 2020 |
| Heysuccess Limited | London | 2013 |
| Heywood House Children's Nursery Limited | Sheffield | 2023 |
| Heywood Prep Limited | Corsham | 1998 |
| Heywooddeferrer Associates Limited | Marlborough | 2019 |
| Heyzola Ltd | London | 2026 |
| HF17 Ltd | Croydon | 2017 |
| HFB Tutoring Ltd | Greetham | 2025 |
| HFC Junior Bulls Supporters Club CIC | Hereford | 2016 |
| HFC Learning Ltd | London | 2026 |
| HFI Training Limited | Coalville | 1999 |
| Hfrn Ltd | London Uk | 2020 |
| HG & MS Ltd | Chingford | 2017 |
| HG Adventures Ltd | Whetstone | 2017 |
| HG Consultant Ltd | Wolverhampton | 2021 |
| HG Kindergarten Limited | Birmingham | 2024 |
| Hgfilmfestival Ltd | Glasgow | 2020 |
| HGH United Hands Limited | London | 2020 |
| HGJ Limited | Ilford | 2019 |
| HGS Education Limited | Bristol | 2023 |
| HGS Ventures Limited | Harrogate | 2014 |
| HGV ADR & FLT Training Ltd | Hull | 2023 |
| HGV Driver Training Limited | Bolton | 2017 |
| HGV Intensive Limited | Bury St. Edmunds | 2026 |
| HGV Learning Ltd | London | 2020 |
| HGV PCV Training Limited | Hayes | 2017 |
| HGV Road Ready Limited | London | 2026 |
| HGV School of Transport Limited | Rushden | 2016 |
| HGV Training (Midlands) Limited | Hollinwood | 2019 |
| HGV Training Bristol Limited | Bristol | 2026 |
| HGV Training Centre Ltd | London | 2013 |
| HGV Training Cost Limited | London | 2014 |
| HGV Training Direct Ltd | Sankey Valley Industrial Estate | 2023 |
| HGV4ALL Limited | London | 2023 |
| HH Academy Limited | London | 2016 |
| HH Beauty Ltd | London | 2021 |
| HH Care and Teach Ltd | Bedford | 2021 |
| HH Education Partnership Ltd | Pudsey | 2024 |
| HH Football Recruitment Ltd | Hastings | 2024 |
| HH Play Ltd | Northampton | 2026 |
| HH Sports Group Ltd | London | 2019 |
| HH Training Network Ltd | Edinburgh | 2026 |
| HH Tutoring Ltd | Woking | 2024 |
| HHA Education Limited | Warrington | 2018 |
| Hhed Consultants Limited | London | 2015 |
| HHF Training Ltd | London | 2023 |
| HHI Education Limited | London | 2000 |
| Hhim Driving School Limited | Slough | 2025 |
| HHP (Safety and Training) Limited | Barnsley, South Yorkshire | 2025 |
| HHR Education Ltd | Surrey | 2000 |
| HI Education Ltd | Dunstable | 2021 |
| HI Health Solutions Ltd | London | 2026 |
| HI to London Ltd | London | 2023 |
| HI UNI Ltd | Northampton | 2025 |
| Hi-Bar Consultancy Ltd | Leeds | 2023 |
| Hi-Ed International Limited | Bedford | 2023 |
| Hi-Impact Limited | Stoke-On-Trent | 2010 |
| Hi-R Education Ltd | Gravesend | 2019 |
| Hi-Vibe Education Ltd | London | 2026 |
| Hiatus Care CIC | Blackburn | 2024 |
| Hiba Abid Group Ltd | Slough | 2025 |
| Hibaysan CIC | Birmingham | 2026 |
| Hibernian Community Foundation Limited | Edinburgh | 2008 |
| Hibernian Medical Services Group | Draperstown | 2024 |
| Hibt Limited | Abingdon | 2004 |
| Hickby Clinical Training Ltd | London | 2025 |