| Heaven Italian Cafe Limited | Administrative & support | 2017 |
| Heaven Knitwear UK Ltd | Manufacturing | 2016 |
| Heaven N Health Limited | Hospitality | 2017 |
| Heaven of Spice Ltd | Other services | 2024 |
| Heaven Property Ltd | Real estate | 2020 |
| Heaven Supply Ltd | Wholesale & retail | 2025 |
| Heaven Taste Ltd | Hospitality | 2025 |
| Heaven Trading MCR Ltd | Wholesale & retail | 2020 |
| Heaven-Js Ltd | Hospitality | 2019 |
| Heavenly Aoud Limited | Wholesale & retail | 2023 |
| Heavenly Hope Investments UK Limited | Real estate | 2023 |
| Heavenly Property Management Ltd | Real estate | 2020 |
| Heavenly Residential Limited | Real estate | 2017 |
| Heavenly Residential Two Limited | Real estate | 2024 |
| Heavenly Stays UK Ltd | Hospitality | 2025 |
| HEAVENLY16 Ltd | Wholesale & retail | 2019 |
| Heavenpath Support Services Limited | Health & social care | 2026 |
| Heavens Colony 5483 Limited | Administrative & support | 2016 |
| Heavensent Bedrooms Ltd | Manufacturing | 2024 |
| Heavensted Properties Ltd | Real estate | 2025 |
| Heavenstudios Ltd | Wholesale & retail | 2021 |
| Heavensways Estates Ltd | Real estate | 2025 |
| Heavy Duty Fencing Limited | Manufacturing | 2020 |
| Heavy Duty Forklifts (Europe) Ltd | Wholesale & retail | 2007 |
| Heavy Machines IK Ltd | Wholesale & retail | 2021 |
| Heavy Petting Ltd | Professional & scientific | 2021 |
| Heavy Technology Solutions Limited | Information & communication | 2023 |
| Heavyclaws Systems Ltd | Information & communication | 2026 |
| Heba Elmoulouk for Trading Ltd | Wholesale & retail | 2026 |
| Hebburn Light Haulage Limited | Transport & logistics | 2020 |
| Hebden Commercial Space Limited | Real estate | 2014 |
| Hebden Wild Films Ltd | Information & communication | 2025 |
| Hebe & Huhet Ltd. | Professional & scientific | 2018 |
| Hebe Health and Strategy Ltd | Professional & scientific | 2026 |
| Hebe Life UK Ltd | Manufacturing | 2019 |
| Hebers Hire Limited | Administrative & support | 2021 |
| Hebotech Ltd | Extraterritorial | 2024 |
| Hebron Consulting Solutions Limited | Information & communication | 2014 |
| Hechengtianxi Ltd | Wholesale & retail | 2025 |
| Heck Group Ltd | Extraterritorial | 2023 |
| Heckmann Group Ltd | Extraterritorial | 2023 |
| Hector & Harvey Limited | Real estate | 2021 |
| Hector Diaz Limited | Water & waste | 2020 |
| HED Architecture Ltd | Professional & scientific | 2026 |
| Hedcopaving Limited | Construction | 2023 |
| Hedera Hiring Ltd | Administrative & support | 2019 |
| Hedge Nominees Ltd | Extraterritorial | 2016 |
| Hedgebadger Limited | Manufacturing | 1894 |
| Hedgeconnect UK Limited | Extraterritorial | 2002 |
| Hedged in Ltd | Administrative & support | 2015 |
| Hedgehog Creates Ltd | Arts & recreation | 2024 |
| Hedgehog Security Ltd | Information & communication | 2015 |
| Hedgos Multi Purpose Services Limited | Information & communication | 2023 |
| Hedigen Limited | Wholesale & retail | 2010 |
| Hedley's Foil-Emboss Limited | Manufacturing | 2004 |
| Hedonin Ltd | Wholesale & retail | 2023 |
| Heel and Key Bar Limited | Other services | 2009 |
| Heelaaz Limited | Real estate | 2026 |
| Heelz and Toez Ltd | Manufacturing | 2020 |
| Heena Fashions INT Ltd | Wholesale & retail | 2017 |
| Heera Karahi Limited | Hospitality | 2022 |
| Heera Services Ltd | Information & communication | 2020 |
| HEF Ltd | Transport & logistics | 2024 |
| Hefdhallah ALI Ahmed for Trading Ltd | Other services | 2025 |
| Heffcol Limited | Other services | 2012 |
| Heffernan Limited | Wholesale & retail | 2025 |
| Hefi Limited | Information & communication | 2023 |
| Hefty Gear Ltd | Manufacturing | 2013 |
| Hegemon Components Limited | Manufacturing | 2008 |
| Heidi Global Limited | Wholesale & retail | 2013 |
| Heifetz Estates Ltd | Real estate | 2021 |
| Height for Hire Limited | Manufacturing | 2014 |
| Height Tech Ltd | Construction | 2023 |
| Heightech Services Ltd | Construction | 2022 |
| Heights Properties Limited | Real estate | 2012 |
| Heiie Ltd | Extraterritorial | 2020 |
| Heiko Nova Ltd | Wholesale & retail | 2018 |
| Heim Hotels Limited | Administrative & support | 2024 |
| Heim Studio Limited | Professional & scientific | 2022 |
| Heima Commerce Limited | Wholesale & retail | 2026 |
| Heimann Estates Ltd | Real estate | 2019 |
| Heimann Ltd | Other services | 2009 |
| Heimbach UK Limited | Manufacturing | 1898 |
| Heimenergie Ltd | Extraterritorial | 2023 |
| Heimhost Limited | Real estate | 2021 |
| Heimishe Bargains Ltd | Wholesale & retail | 2024 |
| Heirar Lounge Ltd | Hospitality | 2025 |
| Heirar Ltd | Professional & scientific | 2025 |
| Heirloom Fortune Enterprises (UK) Company Limited | Wholesale & retail | 2025 |
| HEIRUE57 Ltd | Extraterritorial | 2023 |
| Heisenberg UK Bidco Limited | Financial services | 2020 |
| Heiss Facilities Group Limited | Construction | 2026 |
| Heist OR HIT Limited | Information & communication | 2001 |
| Heitman International Real Estate Securities UK Limited | Administrative & support | 2017 |
| Helal Abdullah Mohammed Saleh Company Ltd | Construction | 2025 |
| Helan Law Associates Ltd | Professional & scientific | 2020 |
| Helann Fabrications Limited | | 1975 |
| Held. Coffee & Wellbeing Limited | Hospitality | 2026 |
| Helder Garments Limited | Wholesale & retail | 2025 |
| Helen & Hannah Ltd | Arts & recreation | 2019 |