| Hayel Limited | Administrative & support | 2019 |
| Hayel Properties Ltd | Real estate | 2024 |
| Hayes Electrical Contractors NW Ltd | Construction | 2025 |
| Hayes Holdings (N/W) Limited | Financial services | 2022 |
| Hayes Site Solutions Ltd | Administrative & support | 2026 |
| Hayfield Bookkeeping & Accounting Limited | Professional & scientific | 2025 |
| Hayfield Construction Ltd | Construction | 2025 |
| Hayhar Media Group Ltd | Professional & scientific | 2026 |
| Haykey Limited | Administrative & support | 2017 |
| Haykins Living Ltd | Health & social care | 2020 |
| Hayley Baker Limited | Other services | 2017 |
| Hayley Hamlett Ltd | Professional & scientific | 2024 |
| Hayley Kimberley Limited | Other services | 2016 |
| Hayley's Health Hub Ltd | Other services | 2025 |
| Haylo Solutions Ltd | Professional & scientific | 2011 |
| Hayloft Barn Limited | Hospitality | 2012 |
| HAYMANS1121 Ltd | Education | 2025 |
| Haymark Properties Ltd | Real estate | 2025 |
| Haymarket Block Management Limited | Real estate | 2020 |
| Haywood Gilbert Properties Limited | Real estate | 2021 |
| HAZ Food Sellers Ltd | Wholesale & retail | 2026 |
| Hazam Homes Limited | Wholesale & retail | 2025 |
| Hazedrive Limited | Real estate | 1997 |
| Hazel Developers Ltd | Construction | 2025 |
| Hazel Developments Limited | Construction | 1988 |
| Hazelbank Gardens Management Company Limited | Households | 1986 |
| Hazeldeane Limited | Professional & scientific | 2015 |
| Hazelhurst Holdings Ltd | Real estate | 2017 |
| Hazelmere House RTM Company Limited | Households | 2011 |
| Hazlehurst Estates Limited | Real estate | 2020 |
| HB Developments (NW) Limited | Construction | 2021 |
| HB Trades Ltd | Wholesale & retail | 2023 |
| HBA Training Services Limited | Education | 2014 |
| HBD Accountancy Services LLP | | 2009 |
| HBH Property Group Ltd | Real estate | 2025 |
| HBK Liverpool Limited | Hospitality | 2025 |
| HBK Software Ltd | Wholesale & retail | 2021 |
| HBM Properties FM Limited | Real estate | 2010 |
| HBP Lifting Ltd | Construction | 2022 |
| HC 2020 Limited | Hospitality | 2020 |
| HC 288 Limited | Hospitality | 2025 |
| Hc:Fit Ltd | Health & social care | 2016 |
| HCA Group Ltd | Financial services | 2021 |
| Hcbw Property Investments Ltd | Construction | 2020 |
| HCC Foods Limited | Wholesale & retail | 2013 |
| HCD Painting Contractors Ltd | Construction | 2020 |
| Hchq Ltd | Hospitality | 2020 |
| Hchunyuan Ltd | Wholesale & retail | 2025 |
| HCP Film Services Ltd | Information & communication | 2023 |
| HCQ Properties Ltd | Real estate | 2020 |
| HCS (Liverpool) Limited | Administrative & support | 2013 |
| HCS Client Services Ltd | Professional & scientific | 2025 |
| HCS Construction & Renovations Ltd | Construction | 2025 |
| HCT Group | Transport & logistics | 1983 |
| HCT Group Operations Community Interest Company | Transport & logistics | 2001 |
| HCT Group Operations WL Limited | Transport & logistics | 2002 |
| HD Clinical Solutions Ltd | Health & social care | 2024 |
| HD Installs Ltd | Professional & scientific | 2024 |
| HD Liverpool One Ltd | Wholesale & retail | 2017 |
| HD Marcoms Ltd | Professional & scientific | 2019 |
| HD Reports Ltd | Other services | 2018 |
| HD Resin Floors Ltd | Construction | 2025 |
| HD Retail NW Ltd | Wholesale & retail | 2026 |
| HD Scaffolding North West Limited | Construction | 2018 |
| HD Surveyors Nationwide Ltd | Other services | 2018 |
| HD Wellbeing & Sports School Ltd | Education | 2023 |
| HDC Properties Liverpool Ltd | Real estate | 2023 |
| Hdco EPL1 Limited | Other services | 2015 |
| Hdco EPL2 Limited | Extraterritorial | 2016 |
| HDCO5 Limited | Professional & scientific | 2004 |
| HDD Didcot Limited | Construction | 2007 |
| HDI Rentals Limited | Administrative & support | 2023 |
| Hdkb Global Ltd | Wholesale & retail | 2024 |
| HDL Building Ltd | Construction | 2016 |
| HDR Claims Experts Ltd | Professional & scientific | 2024 |
| Hdsm Holdings Ltd | Real estate | 2025 |
| Hdull Limited | Wholesale & retail | 2025 |
| HDW Ltd | Real estate | 2022 |
| HDY Homes Limited | Real estate | 2024 |
| HE Car Mobile Service (Garage) Limited | Wholesale & retail | 2025 |
| HE Property Management Ltd | Real estate | 2019 |
| HE Takeaway 168 Ltd | Hospitality | 2021 |
| Head and Neck Cancer UK Coalition Community Interest Company | Health & social care | 2022 |
| Head Master Barber Ltd | Other services | 2023 |
| Head Street Garage Ltd | Wholesale & retail | 2024 |
| Headliner Properties Limited | Households | 2016 |
| Headstrung Puppets Ltd | Arts & recreation | 2018 |
| Heal Coffee Asia Ltd | Hospitality | 2023 |
| Heal Well-Being Ltd | Other services | 2023 |
| Heal With Lily-Beth Limited | Health & social care | 2025 |
| Heald House Limited | Real estate | 2013 |
| Healing Foods Limited | Wholesale & retail | 2026 |
| Healington Ltd | Real estate | 1999 |
| Healotte Consultancy Services Limited | Professional & scientific | 2019 |
| Healotte Mediation Services Limited | Administrative & support | 2024 |
| Health & Wellness Clinic Manchester Ltd | Health & social care | 2021 |
| Health 123 Limited | Manufacturing | 2021 |
| Health @ Work Consultancy Services Limited | Health & social care | 2008 |
| Health @ Work Limited | Health & social care | 2024 |
| Health and Home Ltd | Health & social care | 2000 |