| HGV Driver Accountants Limited | Professional & scientific | 2016 |
| HGV Driver Accounts Limited | Professional & scientific | 2016 |
| HGV Driver Genie Limited | Transport & logistics | 2019 |
| HGV Driver Group Limited | Administrative & support | 2017 |
| HGV Driver Hub Limited | Information & communication | 2017 |
| HGV Driver Member Services Limited | Other services | 2017 |
| HGV Driver Partners Limited | Administrative & support | 2017 |
| HGV Driver Payment Solutions Limited | Financial services | 2017 |
| HGV Driver Training Limited | Education | 2017 |
| HGV Driver Workwear Limited | Wholesale & retail | 2017 |
| HGV Hirer Hub Limited | Information & communication | 2021 |
| HGV Owner Driver Accountants Limited | Other services | 2017 |
| HH Bolton Ltd | Wholesale & retail | 2018 |
| HH Brothers Logistics Ltd | Transport & logistics | 2022 |
| HH Commercial Cleaning Ltd | Administrative & support | 2025 |
| HH Couriers (Bolton) Ltd | Transport & logistics | 2020 |
| HH Piling Limited | Construction | 2019 |
| HHA UK Services Limited | Transport & logistics | 2015 |
| HHM Retail Ltd | Wholesale & retail | 2022 |
| HHR Capital Limited | Real estate | 2022 |
| Hhttr Ltd | Real estate | 2025 |
| HI Chef Ltd | Hospitality | 2023 |
| HI Gloss Motor Bodies Limited | Wholesale & retail | 2015 |
| HI Hire Limited | Administrative & support | 2025 |
| HI Solicitors Limited | Professional & scientific | 2022 |
| Hi-Energy Services Limited | Professional & scientific | 2024 |
| Hi-Spec Building Contractors Ltd | Construction | 2008 |
| Hi-Spec Carpets & Flooring Limited | Wholesale & retail | 2012 |
| Hi-Tech Fones Limited | Wholesale & retail | 2009 |
| HIA Enterprises Ltd | Wholesale & retail | 2022 |
| Hiba's Cakes Bradford Limited | Manufacturing | 2021 |
| Hibbert Holdings Ltd | Financial services | 2025 |
| Hibiscus Pictures Limited | Information & communication | 2023 |
| Hibiscusplus Limited | Manufacturing | 2026 |
| Hicharms Ltd. | Manufacturing | 2016 |
| Hiding Space Ltd | Hospitality | 2017 |
| Hids Direct Limited | Wholesale & retail | 2008 |
| Hieftan UK Ltd | Wholesale & retail | 2019 |
| High Peak Logistics Ltd | Transport & logistics | 2025 |
| High Performance Health Coaching Ltd | Health & social care | 2021 |
| High Reach Ltd | Wholesale & retail | 2026 |
| High Revs Ltd | Wholesale & retail | 2018 |
| High RID Properties LLP | | 2016 |
| High ST Developments Ltd | Construction | 2013 |
| High Street Desserts Limited | Hospitality | 2021 |
| High Street News (MCR) Ltd | Wholesale & retail | 2016 |
| High Trees Limited | Health & social care | 1997 |
| High Voltage Commissioning Services Ltd | Professional & scientific | 2015 |
| Highbank Management Company Limited | Households | 1986 |
| Highdales Holdings Ltd | Real estate | 2024 |
| Highdales Ltd | Real estate | 2024 |
| Higher Bridge Limited | Construction | 2026 |
| Higher Fold (Middleton) Limited | Households | 2004 |
| Higher Level Learning Ltd | Information & communication | 2014 |
| Higher Needs Psychology Service Limited | Health & social care | 2016 |
| Higherbrook Investments Ltd | Real estate | 2017 |
| Highgrove Actuarial & Trustee Services Limited | Financial services | 2003 |
| Highgrove Administration Services Limited | Professional & scientific | 1999 |
| Highgrove Associates Ltd | Construction | 2009 |
| Highgrove Guesthouse Ltd | Hospitality | 2021 |
| Highmark Property Services Ltd | Administrative & support | 2026 |
| Highmead Tyre Bay Limited | Wholesale & retail | 2007 |
| Highmeadows Private Day Nursery Limited | Education | 2004 |
| Highsly Consulting Ltd. | Information & communication | 2021 |
| Highview Kindergarten Limited | Administrative & support | 2001 |
| Highview Lettings Ltd | Real estate | 2020 |
| Higson Saunders Limited | Financial services | 2013 |
| Higton IT Services Limited | Information & communication | 2009 |
| Higton Plumbing Services Limited | Construction | 2019 |
| HIH Trading Limited | Wholesale & retail | 2026 |
| HIJ Beverages Ltd | Wholesale & retail | 2023 |
| Hijab & Beauty Ltd | Wholesale & retail | 2024 |
| HIK Consulting Limited | Professional & scientific | 2022 |
| Hikmah Tutors Limited | Education | 2024 |
| Hill and SON Repairs Ltd | Construction | 2017 |
| Hill Capital Consulting Limited | Professional & scientific | 2022 |
| Hill Eckersley & Co Limited | Administrative & support | 2024 |
| Hill Slater Solicitors Ltd | Other services | 2012 |
| Hill Top Farm Limited | Real estate | 2020 |
| Hill Valley Estates Limited | Real estate | 2025 |
| Hillcrest Care Developments Ltd | Extraterritorial | 2009 |
| Hillcrest Care Properties Limited | Extraterritorial | 1999 |
| Hillcrest Learning Disability Services Ltd | Extraterritorial | 2009 |
| Hillcrest Poultry Farm Ltd | Agriculture & fishing | 2025 |
| Hillcrown Limited | Professional & scientific | 2009 |
| Hillfoot Design Ltd | Administrative & support | 2023 |
| Hills Roof Lines Ltd | Construction | 2014 |
| Hillside Care Ltd | Health & social care | 2023 |
| Hillside Festival Limited | Arts & recreation | 2025 |
| Hillside Healthcare Ltd | Health & social care | 2025 |
| Hillside Heaton Residents Limited | Households | 1971 |
| Hillview Contracts Ltd | Administrative & support | 1996 |
| Hillyer Mckeown Consulting Limited | Professional & scientific | 2015 |
| Hilton & Sons Plumbing & Heating Limited | Construction | 2011 |
| Hilton Holmes Limited | Construction | 2009 |
| Hilton Home Services Ltd | Construction | 2019 |
| Hilton Lord Associates Ltd | Administrative & support | 2009 |
| Hilton Lord Holdings Limited | Financial services | 2025 |
| Hilton Window Cleaning Services Ltd | Administrative & support | 2006 |
| Himalyft Limited | Manufacturing | 2026 |