| Hibberts and Hulme Limited | Administrative & support | 2017 |
| Hibernian Ltd | Real estate | 2011 |
| Higgins Investment Group Limited | Financial services | 2025 |
| High Carr Foods Ltd | Manufacturing | 2013 |
| High Street Vape Ltd | Wholesale & retail | 2026 |
| Higher DEN Farm Management Company Limited | Households | 2008 |
| Higher Farming Limited | Hospitality | 2023 |
| Highpoint Adventure Management Ltd | Arts & recreation | 2005 |
| HIK Medics Limited | Health & social care | 2025 |
| Hillen Architects Limited | Professional & scientific | 2011 |
| Hillglass Limited | Construction | 2018 |
| Hills Glass Holdings Limited | Financial services | 2019 |
| Hillson Lowe Ltd | Other services | 2023 |
| Hindawi Smile Limited | Health & social care | 2025 |
| Hippie Shack Ltd | Wholesale & retail | 2021 |
| Hiram Jepson Limited | Financial services | 2013 |
| Hitech International Ltd | Extraterritorial | 2021 |
| Hixon Developments Limited | Construction | 2023 |
| Hixon Group Limited | Information & communication | 2011 |
| Hixon Limited | Information & communication | 2017 |
| Hiyacar Limited | Administrative & support | 2013 |
| HJB Composites Ltd | Manufacturing | 2026 |
| HKB Training Ltd | Health & social care | 2022 |
| Hkse Ltd | Construction | 2026 |
| HLG Leisure & Events Ltd | Wholesale & retail | 2022 |
| HMF Engineering and Project Management Consultants Ltd | Energy | 2022 |
| Hmfm Ltd | Health & social care | 2021 |
| HMK Autos Ltd | Wholesale & retail | 2004 |
| HMM Residential Limited | Real estate | 2014 |
| HMZ Legal Ltd | Professional & scientific | 2026 |
| Hogares Limited | Real estate | 2026 |
| Holditch Social Club 2015 Ltd | Arts & recreation | 2015 |
| Holeglade Properties Limited | Real estate | 2006 |
| Holford Food Service Limited | Wholesale & retail | 2013 |
| Hollies Haberdashery Ltd | Wholesale & retail | 2024 |
| Hollson Property Limited | Real estate | 2021 |
| Hollybush Property Management Limited | Real estate | 2024 |
| Hollybush Rental Ltd | Real estate | 2023 |
| Hollymount Property Limited | Real estate | 2020 |
| Holmes Rentals Ltd | Real estate | 2021 |
| Holmfirth Investments Limited | Real estate | 1999 |
| Holt Group Ltd | Real estate | 2022 |
| Holt Hearing and Balance Services Limited | Health & social care | 2012 |
| Homechain Ltd | Real estate | 2022 |
| Homely Health Care Services Limited | Health & social care | 2022 |
| Homenew Ltd | Wholesale & retail | 2024 |
| Homes 4 YU Limited | Real estate | 2022 |
| Homeward Bound Pet Safety Ltd | Administrative & support | 2023 |
| Hooked on House Limited | Information & communication | 2025 |
| Hope and Despair Ltd | Wholesale & retail | 2023 |
| Hoppecke Rail Batteries Limited | Wholesale & retail | 2024 |
| Hopskotch Music Ltd | Information & communication | 2025 |
| Hornby Developments Limited | Construction | 2015 |
| Horus CP Limited | Other services | 2018 |
| Hoss UK Limited | Construction | 2003 |
| Hot Bitez Ltd | Hospitality | 2020 |
| Hotel Mate UK Ltd | Information & communication | 2025 |
| Houldsworth Consultancy Limited | Information & communication | 2018 |
| House of Kingsmere Ltd | Wholesale & retail | 2025 |
| House of Kitchens and Bathrooms Ltd | Manufacturing | 2023 |
| House of Middleton Ltd | Wholesale & retail | 2021 |
| House of Rudzik Limited | Financial services | 2018 |
| House to Home Interiors Limited | Wholesale & retail | 2006 |
| Hovarda UK Ltd | Hospitality | 2016 |
| Howard Heating Solutions Limited | Construction | 2018 |
| Howell Endodontics Ltd | Health & social care | 2023 |
| Howl (NI) Ltd | Real estate | 2013 |
| Hrify Ltd | Administrative & support | 2025 |
| HSL Management LLC | | 2023 |
| Huam Limited | Professional & scientific | 2011 |
| Huang Foods & OIL Company Ltd | Hospitality | 2025 |
| Huggies Day Nursery Limited | Administrative & support | 2005 |
| Hughes Flat Roofs Limited | Construction | 2017 |
| Hughes Power Services Ltd | Professional & scientific | 2022 |
| Humexis Ltd | Other services | 2026 |
| Hunter Property Management Limited | Real estate | 2002 |
| Hunters Cheshire GIN Limited | Administrative & support | 2012 |
| Hurrah Marketing Ltd | Professional & scientific | 2020 |
| Hutt Holdings Limited | Financial services | 2026 |
| Hutton & Oliver Limited | Wholesale & retail | 1960 |
| Hydan Safes Limited | Administrative & support | 2019 |
| Hyde Interiors Ltd | Wholesale & retail | 2021 |
| Hype Building ARC Ltd | Construction | 2025 |
| Hype Building Ltd | Construction | 2020 |
| Hype Events Limited | Other services | 2022 |
| Hyper Performance Limited | Wholesale & retail | 2004 |
| I & S Transportation Ltd | Transport & logistics | 2025 |
| I Design Limited | Manufacturing | 1995 |
| I LUV Mgnt Ltd | Professional & scientific | 2019 |
| I&R Properties Ltd | Real estate | 2019 |
| I2I Consultants Limited | Professional & scientific | 2003 |
| IAD Food & Wine Ltd | Wholesale & retail | 2022 |
| IB. Simba Fit Ltd | Wholesale & retail | 2024 |
| Iberian Director Limited | Extraterritorial | 2015 |
| Ibra Builders Limited | Construction | 2020 |
| Icarus Fitness Ltd | Arts & recreation | 2025 |
| Icky Carpentry Ltd | Construction | 2025 |
| Icon North West Ltd | Construction | 2019 |
| Ideal Construction (Cheshire) Ltd | Construction | 2018 |
| Ideal Pave Cheshire Ltd | Construction | 2026 |