| Headstart Pre-School & Day Nursery Ltd | Dagenham | 2019 |
| Headstart Private Tuition Ltd | Solihull | 2025 |
| Headstart Skillz Ltd | Swindon | 2022 |
| Headstart Sports Coaching Limited | Addlestone | 2018 |
| Headstart Tuition Centre Limited | Keighley | 2023 |
| Headstart Wellbeing Ltd | Walton-On-Thames | 2024 |
| HEADSTART2WORK | Hailsham | 2008 |
| Headstartscience Limited | London | 2025 |
| Headstone Tennis Coaching Ltd | Ruislip | 2026 |
| Headstrong Advisory Limited | London | 2024 |
| Headstrong Education Limited | Sandown | 2019 |
| Headstrong Education Services Ltd | Glasgow | 2026 |
| Headstrong Publications Ltd | London | 2015 |
| Headsup Academy Ltd | Maldon | 2020 |
| Headsupport (UK) Ltd | North Ferriby | 2012 |
| Headteacher Support Ltd | North Ferriby | 2012 |
| Headway Arts | Blyth | 1995 |
| Headway Education Partners Limited | Erdington | 2026 |
| Headway Outdoor Learning CIC | Stoke-On-Trent | 2026 |
| Headway Sports C.I.C. | South Ockendon | 2023 |
| Headway Tuition Ltd | Tamworth | 2018 |
| Headway Tutors Ltd | Brighton | 2014 |
| Headworks Training Ltd | London | 2017 |
| Headz UP 1980 CIC | Dudley | 2025 |
| Heah: Independent Social Work & Send Consultancy Ltd | London | 2025 |
| Heah: Open Routes for ALL Learners CIC | London | 2025 |
| Heal | Peterborough | 1992 |
| Heal a Generation CIC | Folkestone | 2025 |
| Heal and Thrive CIC | Belfast | 2025 |
| Heal by Yoga Ltd | Walsall | 2025 |
| Heal Daily CIC | London | 2022 |
| Heal Earth Education Ltd | London | 2024 |
| Heal for Black People CIC | Welwyn | 2024 |
| Heal in Therapy Ltd | London | 2024 |
| Heal My GUT Ltd | Pattenden Lane, Marden | 2024 |
| Heal Rewilding (Trading) Limited | Frome | 2021 |
| Heal Your Confidence Community Interest Company | Plymouth | 2022 |
| Healdan Human Protection Ltd | Harpenden | 2015 |
| Healence Ltd | London | 2025 |
| Healers Table C.I.C. | Westcliff-On-Sea | 2020 |
| Healey HE Consultants Ltd | Goole | 2010 |
| Healing Arts Ltd | Mitcham | 2020 |
| Healing Complex Trauma Ltd | Epping | 2017 |
| Healing Crochet Ltd | Reading | 2025 |
| Healing Hearts & Homes CIC | Trowbridge | 2026 |
| Healing Hearts and Minds With Horses C.I.C. | Leatherhead | 2020 |
| Healing Heartz CIC | London | 2024 |
| Healing Herb Haven CIC | Guildford | 2026 |
| Healing Hope Ltd | Eastleigh | 2022 |
| Healing Image Projects CIC | Folkestone | 2023 |
| Healing Justice London C.I.C. | London | 2019 |
| Healing Touch by Touching Hearts Ltd | London | 2026 |
| Healing Weeds CIC | Bristol | 2025 |
| Healing Young Hearts Ltd | Essex | 2024 |
| Healinghandshaven Limited | Walsall | 2024 |
| Healmind Limited | London | 2025 |
| Health & Beauty by Francesca Sacco Ltd | Bournemouth | 2019 |
| Health & Care Leadership Academy Ltd | London | 2021 |
| Health & Education South | Berkshire | 2001 |
| Health & Lifestyle Quals Ltd | London | 2024 |
| Health & Performance Education Ltd | Lymm | 2023 |
| Health & Safety Assessment Limited | Bromley | 2008 |
| Health & Wellbeing in Schools Ltd | Kingswinford | 2019 |
| Health Academy Limited | Bristol | 2020 |
| Health Action Training Ltd | Claudy | 2020 |
| Health and Education Center Limited | Croydon | 1999 |
| Health and Fitness Education Limited | Chorley | 2007 |
| Health and Hope UK | Eastleigh | 2012 |
| Health and Prevention Clinic Ltd | London | 2026 |
| Health and Safety 4 Education Ltd | Kidlington | 2020 |
| Health and Safety Academy Limited | Wrexham | 2021 |
| Health and Safety Professional Training Ltd | Stockton On Tees | 2006 |
| Health and Safety Strategies Ltd | Glossop | 2023 |
| Health and Safety Training College Limited | Holsworthy | 2012 |
| Health and Safety Training Services Limited | Hull | 1995 |
| Health by Heart Ltd | Penarth | 2024 |
| Health by Science Ltd CIC | Edinburgh | 2017 |
| Health Care Competency Ltd | Ross-On-Wye | 2016 |
| Health Care Workers Certification Scheme Limited | Solihull | 2025 |
| Health Coaching in Motion Limited | Whitstable | 2024 |
| Health DAO Ltd | Gordon | 2019 |
| Health DC Online Ltd | Bristol | 2025 |
| Health Defence C.I.C. | Shepherds Bush | 2020 |
| Health Development & Performance Network Ltd | London | 2020 |
| Health Education Partnership Limited | Loughton | 2010 |
| Health Fitness Academy Limited | Manchester | 2024 |
| Health Glows Ltd | London | 2022 |
| Health IS Wealth Tameside CIC | Hyde | 2026 |
| Health Leaders Services (HLS) Limited | Rotherham | 2015 |
| Health Mastery World Ltd | Carshalton | 2023 |
| Health Matters (Health & Safety) Limited | Newry | 2005 |
| Health MED. Training Solutions Ltd | Gateshead | 2020 |
| Health on Wheels Ltd | Romford | 2020 |
| Health Professionals for Safer Screens Ltd | London | 2024 |
| Health Research for Ethnic Minorities CIC | Airdrie | 2024 |
| Health Safety Plant Training & Consultancy Ltd | Barnsley | 2022 |
| Health Safety Training Ltd | Bury St. Edmunds | 2016 |
| Health Sciences Research Limited | London | 2006 |
| Health Sciences University | Bournemouth | 1960 |
| Health Skills Training Ltd | Manchester | 2015 |