| HMK Management Ltd | Administrative & support | 2010 |
| HNJ Consulting Ltd | Professional & scientific | 2023 |
| Hockley Developments (Oakdale Road) Ltd | Construction | 2019 |
| Hockley Developments (Paddock Street) Ltd | Construction | 2022 |
| Hockley Developments (Shelford Road) Ltd | Construction | 2019 |
| Hockley Developments (Sneinton Boulevard) Ltd | Construction | 2021 |
| Hodgkinson Fresh Fish Limited | Wholesale & retail | 2011 |
| Hodgkinson Holdings Limited | Professional & scientific | 2019 |
| Hogan Homes Limited | Real estate | 2011 |
| Holchem Laboratories Limited | Manufacturing | 1982 |
| Holcomb Ltd | Real estate | 2022 |
| Holcombe Brook Padel Club Limited | Arts & recreation | 2026 |
| Holcombe Brook Primary School Nursery Limited | Education | 1997 |
| Holcombe Brook Sports Club Limited | Arts & recreation | 2026 |
| Holcombe Financial Services Limited | Financial services | 2020 |
| Holcombe Interiors Limited | Wholesale & retail | 2022 |
| Holcombe Management Services Limited | Water & waste | 2009 |
| Holcombe Occupational Hygiene Services Ltd | Administrative & support | 2015 |
| Holcombe PUB Company Ltd | Hospitality | 2023 |
| Holcombe Wealth Management Limited | Professional & scientific | 2012 |
| Holden Fencing Imports Limited | Administrative & support | 2020 |
| Holdentek Ltd | Wholesale & retail | 2026 |
| Holhouse Limited | Real estate | 2001 |
| Holier Than Thou Ltd | Other services | 2019 |
| Holistic Academy Global Ltd | Education | 2015 |
| Holistic Training Group Ltd | Health & social care | 2021 |
| Holland Holdco Ltd | Real estate | 2025 |
| Holland Slack Developments Ltd | Real estate | 2007 |
| Hollands at Holcombe Limited | Wholesale & retail | 2018 |
| Hollingate Limited | Construction | 2019 |
| Hollingrove Consulting Limited | Professional & scientific | 2010 |
| Hollins 1964 Limited | Extraterritorial | 2013 |
| Hollins Mill Court Yard Management Ltd | Households | 2017 |
| Holly Healey Studio Limited | Other services | 2020 |
| Holly Street Company Ltd | Hospitality | 2018 |
| Holmtree Developments Limited | Construction | 2011 |
| Holuka Limited | Extraterritorial | 2020 |
| Home Farm Mews Management Company Limited | Households | 2003 |
| Home First MCR Ltd | Wholesale & retail | 2023 |
| Home Run Chicken Limited | Hospitality | 2024 |
| Home Texstyles Limited | Administrative & support | 2009 |
| Homeglade Limited | Real estate | 1999 |
| Homeless AID UK CIC | Health & social care | 2026 |
| Homemade Rentals Limited | Real estate | 2020 |
| Homeopedia Ltd | Wholesale & retail | 2020 |
| Homes to BE Ltd | Real estate | 2013 |
| HOMES4US AU Ltd | Hospitality | 2024 |
| Hominess Limited | Wholesale & retail | 2025 |
| Honeywood Ventures Limited | Real estate | 1998 |
| Hongyang Tech Ltd | Information & communication | 2018 |
| Hoof Works Ltd | Wholesale & retail | 2026 |
| Hoofing Homes Ltd | Real estate | 2018 |
| Hooked & Omega Ltd | Wholesale & retail | 2021 |
| Hooked Entertainment Limited | Information & communication | 2021 |
| Hookolo Limited | Wholesale & retail | 2026 |
| HOP Micro Pubs Ltd | Hospitality | 2016 |
| Hope-Valley-Foundation | Health & social care | 2020 |
| Hopebridge Foundation | Other services | 2025 |
| Hopewood International Ltd | Professional & scientific | 2024 |
| Hopkin Cottages Management Company Limited | Households | 1989 |
| Hopkinsons Ltd | Wholesale & retail | 2025 |
| Hordex Limited | Extraterritorial | 2023 |
| Horlem Limited | Administrative & support | 2018 |
| Hornby Convivence Limited | Wholesale & retail | 2018 |
| Horsfield & Smith Audit LLP | | 2025 |
| Horsfield and Smith Ltd | Professional & scientific | 1988 |
| Horsfield-Smith Limited | Professional & scientific | 2008 |
| Horsfields Ltd | Professional & scientific | 2004 |
| Hostcraftera Ltd | Information & communication | 2026 |
| Hot 2 Limited | Financial services | 2021 |
| Hot Chic Burger Ltd | Hospitality | 2026 |
| Hot Food Feast Ltd | Hospitality | 2018 |
| Hot Investments Limited | Financial services | 2020 |
| Hotel Collective Limited | Professional & scientific | 2025 |
| Hothoof Ltd | Wholesale & retail | 2019 |
| Houldsworth Mill Ltd | Households | 2015 |
| House of Accords Ltd | Wholesale & retail | 2024 |
| House of Furniture (UMR) Ltd | Wholesale & retail | 2018 |
| House of KLM Ltd | Manufacturing | 2025 |
| House of Sole Limited | Wholesale & retail | 2019 |
| House of Zinny Ltd | Wholesale & retail | 2025 |
| House Smart Surveying Limited | Financial services | 2022 |
| Householdsdirect Ltd | Wholesale & retail | 2020 |
| Housing Surveyor Network LLP | | 2020 |
| HOW Beauty Studio Ltd | Other services | 2025 |
| Howard Brothers Residential Ltd | Real estate | 2024 |
| Howard Carter Limited | Wholesale & retail | 2009 |
| Howard Management Group Ltd | Households | 2021 |
| Howard Tomlinson Limited | Wholesale & retail | 2006 |
| Howards In-House Property Management Northern Limited | Administrative & support | 1997 |
| Howarth & Sarsfield Collectibles Ltd | Wholesale & retail | 2026 |
| Howarth Leisure Ltd | Hospitality | 2025 |
| Howarth-Pattison Limited | Construction | 2019 |
| Hoyle Developments Limited | Construction | 2009 |
| Hoyster Games Ltd | Information & communication | 2025 |
| HP Developments Limited | Real estate | 2023 |
| HQ Construct Limited | Construction | 2014 |
| HR Bookkeeping Limited | Professional & scientific | 2019 |
| HR Courses Online Limited | Education | 2021 |
| HR Transcription Service Limited | Administrative & support | 1999 |