| Hartom Holdings Limited | Real estate | 2016 |
| Hartopp Films Ltd | Arts & recreation | 2021 |
| Harts Aesthetic Limited | Other services | 2025 |
| Hartsbourne Healthcare Ltd | Health & social care | 2022 |
| Hartsbourne Homes Ltd | Construction | 2019 |
| Harvemeister Limited | Professional & scientific | 2014 |
| Harver (North West) Ltd | Wholesale & retail | 2019 |
| Harvestfield Store Ltd | Wholesale & retail | 2025 |
| Harveststreets Limited | Real estate | 2016 |
| Harvey George Medical Limited | Health & social care | 2021 |
| Harvey Guinan LLP | | 2012 |
| Harvey Hospitality Ltd | Hospitality | 2023 |
| Harwood House Management Limited | Hospitality | 2003 |
| Harxplus Limited | Professional & scientific | 2024 |
| HAS Burger Ltd | Hospitality | 2022 |
| HAS Real Estate Ltd | Real estate | 2021 |
| HAS19 Ltd | Professional & scientific | 2024 |
| Hasakah Limited | Other services | 2024 |
| Hasan Cleaning Services Ltd | Administrative & support | 2021 |
| Hase Global Ltd | Wholesale & retail | 2025 |
| Haset Habesha Community Support CIC | Education | 2025 |
| Hash Systems Limited | Wholesale & retail | 2025 |
| Hashi Sushi Ltd | Hospitality | 2024 |
| Hashim Enterprises Ltd | Real estate | 2019 |
| Hashimi Liverpool Limited | Hospitality | 2024 |
| Hashmal Holdings Ltd | Financial services | 2024 |
| Hashtag Corporate Ltd | Wholesale & retail | 2024 |
| Hashtag Fusion Formby Limited | Hospitality | 2026 |
| Hashtag Nights Limited | Arts & recreation | 2017 |
| Hashtagfresh Ltd | Hospitality | 2019 |
| Hasman Ltd | Administrative & support | 2016 |
| Hassan Barber Ltd | Other services | 2020 |
| Hassett Holdings Ltd | Construction | 2016 |
| Hassett Homes Ltd | Construction | 2018 |
| Hastag Executive Limited | Transport & logistics | 2023 |
| Hastenhome Property Limited | Real estate | 2015 |
| HAT Scarf OR a Badge Ltd | Wholesale & retail | 2019 |
| Hataru Sports Ltd | Wholesale & retail | 2025 |
| Hatch Industrial Services Ltd | Administrative & support | 2008 |
| Hatch Life CIC | Public administration | 2025 |
| Hateley Care+ Ltd | Health & social care | 2026 |
| Hathwin Company Ltd | Real estate | 2018 |
| Hatology Limited | Wholesale & retail | 2020 |
| Hattie Construction Ltd | Construction | 2017 |
| Hatton and Fairway Ltd | Wholesale & retail | 2017 |
| Hatton Garden Fire Station Limited | Administrative & support | 2018 |
| Hatton Hill Community CIC | Real estate | 2025 |
| Hatton Hill Property Management Ltd | Real estate | 2015 |
| Hatyrer Holdings Limited | Financial services | 2026 |
| Haulr Ltd | Transport & logistics | 2024 |
| Haulzy Ltd | Wholesale & retail | 2026 |
| Haus of Benita Ltd | Wholesale & retail | 2017 |
| Haus of Glam Liverpool Ltd | Other services | 2019 |
| Haus of Hair NW Ltd | Other services | 2022 |
| Haus of Harlow Limited | Other services | 2019 |
| Haus of Laser Ltd | Other services | 2014 |
| Haus of MOB Ltd | Wholesale & retail | 2021 |
| Haus of Nirvana Academy Ltd | Other services | 2024 |
| Haus of Opulence Training Academy Ltd | Education | 2025 |
| Haus of Pilates Ltd | Arts & recreation | 2021 |
| Hausdh Ltd | Real estate | 2025 |
| Haute Fashions Private Limited | Wholesale & retail | 2013 |
| Have I GOT Hughes for YOU Limited | Information & communication | 2024 |
| Have YA Bean Limited | Hospitality | 2023 |
| Haven & Hearth Limited | Wholesale & retail | 2024 |
| Haven Heat Limited | Professional & scientific | 2008 |
| Haven Lodge (Formby) Limited | Households | 2003 |
| Haven Power Nominees Limited | Administrative & support | 2010 |
| Haven Project Liverpool | Health & social care | 2011 |
| HAVEN44 Assessments Ltd | Professional & scientific | 2025 |
| Havencarpetsandflooring Ltd | Wholesale & retail | 2025 |
| Havenspruce Limited | Wholesale & retail | 2024 |
| Haveyoubeenletdown.Com Ltd | Extraterritorial | 2014 |
| Havin Tailoring Ltd | Professional & scientific | 2021 |
| Havoc Watches Ltd | Manufacturing | 2026 |
| Hawalco Global General Trading Ltd | Real estate | 2026 |
| Hawana Ltd | Wholesale & retail | 2025 |
| Hawfield Properties Limited | Real estate | 2000 |
| Hawkes Jepson Commercial Services Limited | Professional & scientific | 2011 |
| Hawkis-Sws Limited | Health & social care | 2010 |
| Hawkridge Management Solutions Limited | Professional & scientific | 2025 |
| Hawks Mill Student Developments Ltd | Construction | 2015 |
| Hawkshaw Contractors Ltd | Construction | 2007 |
| Hawkshaw Motor Cycles Limited | Wholesale & retail | 1978 |
| Hawkshead Development Management Company Limited | Households | 2000 |
| Hawksmoor Limited | Real estate | 2025 |
| Hawksmount Limited | Real estate | 1995 |
| Hawkswell Properties Ltd | Real estate | 2002 |
| Hawley Engineering (Liverpool) Limited | Construction | 2003 |
| Hawque Ltd | Hospitality | 2016 |
| Hawthorn Block Management Limited | Households | 2018 |
| Hawthorne Events Group Ltd | Administrative & support | 2026 |
| Hawthorne Halls Ltd | Health & social care | 2026 |
| Hawthorne House (Park Avenue) Management Company Limited | Households | 2002 |
| Hawthorns Grove Gate Company Limited | Households | 2025 |
| HAY Lane & 10 Limited | Hospitality | 2018 |
| Hayat Locum Services Ltd | Health & social care | 2025 |
| Hayco Developments Limited | Construction | 2021 |
| Haydec Limited | Construction | 2008 |
| Haydock Catering Ltd | Hospitality | 2025 |