| Hmra Property Limited | Real estate | 2025 |
| Hoist Specialist Services Limited | Administrative & support | 2017 |
| Holdens Brewery Limited | Manufacturing | 1964 |
| Holdtite Products Limited | Extraterritorial | 1998 |
| Holland Contracting & Conservation Limited | Construction | 1998 |
| Holland Street Bar and Grill Ltd | Hospitality | 2025 |
| Hollistic Health Limited | Health & social care | 2014 |
| Holloway GAS Limited | Construction | 2014 |
| Holloway Parties & Catering Ltd | Hospitality | 2026 |
| Holloway's Hoard Ltd | Wholesale & retail | 2020 |
| Holloway's of Oldbury Ltd | Transport & logistics | 2026 |
| Holly Hall Care Limited | Health & social care | 2013 |
| Holovision 3D Fans Ltd | Professional & scientific | 2025 |
| Holtite Limited | Manufacturing | 1956 |
| Holyport Healthcare Limited | Health & social care | 2022 |
| Home Comforts (Stafford) Limited | Wholesale & retail | 2020 |
| Home Extension Specialists Limited | Construction | 2019 |
| Home Matters Dementia Support C.I.C. | Health & social care | 2014 |
| Home Restored Ltd | Construction | 2025 |
| HOME2HOMEDELIVERYSERVICE Limited | Construction | 2023 |
| Homeland Tires Limited | Extraterritorial | 2019 |
| Homeland Tyres Limited | Wholesale & retail | 2019 |
| Homematters Supporting People Limited | Health & social care | 2010 |
| Homesafe Electrics Ltd | Extraterritorial | 2026 |
| Homestead Plumbing and Heating Ltd | Construction | 2015 |
| Hong Kong 68 Limited | Hospitality | 2025 |
| Hongwei Property Services Ltd | Real estate | 2026 |
| Hopcraft Holdings Ltd | Financial services | 2026 |
| Hopcraft Properties Ltd | Real estate | 2026 |
| Hope Tavern Public House Ltd | Hospitality | 2021 |
| Hope Tours Ltd | Administrative & support | 2018 |
| Horden Residential Park Ltd | Other services | 2024 |
| Horfield Bristol Ltd | Wholesale & retail | 2025 |
| Horizon Legal Services Limited | Professional & scientific | 2023 |
| Horizon Loft Space Ltd | Construction | 2018 |
| Hosanna & Stone Ltd | Wholesale & retail | 2026 |
| Hospicare Limited | Health & social care | 2022 |
| Hospitality Harbour Ltd | Financial services | 2026 |
| Hospitality Store Limited | Other services | 2008 |
| Hot Shot Kebab House & Pizza Ltd | Hospitality | 2025 |
| House of Earl Limited | Extraterritorial | 2020 |
| House of Lydia Group Limited | Professional & scientific | 2022 |
| House of Riffs Ltd | Information & communication | 2022 |
| House Without Walls Ltd | Other services | 2019 |
| Househarbor Limited | Real estate | 2024 |
| Houseman Metals Ltd | Wholesale & retail | 2019 |
| HOUSING4ALL Ltd | Real estate | 2026 |
| HOW? Sales Consulting Ltd | Wholesale & retail | 2021 |
| Howden Caravans Limited | Wholesale & retail | 2023 |
| HP Sealants Limited | Extraterritorial | 2025 |
| Hpc-Design Ltd | Professional & scientific | 2024 |
| HPL Construction Ltd | Construction | 2022 |
| HR Blue Limited | Construction | 2025 |
| Hr-Cl Limited | Administrative & support | 2016 |
| HRK Investments Bham Ltd | Real estate | 2024 |
| HRS Family Law Solicitors Limited | Professional & scientific | 2012 |
| Hrzenith Ltd | Information & communication | 2026 |
| HSL & DSL Group Developments Holdings Ltd | Financial services | 2021 |
| HSL & DSL Group Developments Ltd | Real estate | 2021 |
| HSL Couriers Ltd | Transport & logistics | 2018 |
| HSL Services Limited | Transport & logistics | 2025 |
| Hsmg Ltd | Hospitality | 2025 |
| HSN Contractors Ltd | Construction | 2023 |
| HSN Haulage Ltd | Transport & logistics | 2026 |
| HSR Automotive Group Ltd | Wholesale & retail | 2024 |
| HSS Works Limited | Construction | 2025 |
| HTM Property Ltd | Real estate | 2026 |
| Hub Property Group Ltd | Real estate | 2025 |
| Hub Stockton Ltd | Real estate | 2026 |
| Huband Holdings Limited | Financial services | 2026 |
| Hudson Housing C.I.C. | Health & social care | 2020 |
| Hughes Asset Management Limited | Real estate | 2009 |
| Hughes Productions (UK) Limited | Administrative & support | 2008 |
| Human Health Education and Research Foundation | Public administration | 2020 |
| HUMAN786 Ltd | Health & social care | 2026 |
| Humera S Properties Ltd | Real estate | 2024 |
| Hunters Premium WAX Melts Ltd | Manufacturing | 2022 |
| Hurley Revive UK Ltd | Real estate | 2026 |
| Hurley's Revival UK Ltd | Real estate | 2026 |
| Hush Healthcare Ltd | Wholesale & retail | 2021 |
| Hustle 21 Limited | Professional & scientific | 2020 |
| Hvbmemories Ltd | Wholesale & retail | 2023 |
| Hyatt Properties Ltd | Real estate | 2023 |
| Hyder Brothers Limited | Real estate | 2016 |
| I & I Midlands Ltd | Financial services | 2024 |
| I & M Food's Ltd | Hospitality | 2026 |
| I K Commercials Ltd | Real estate | 2023 |
| I K Holdings and Investments Ltd | Financial services | 2025 |
| I K Residentials Ltd | Construction | 2015 |
| I Q Osteopathy Ltd | Health & social care | 2024 |
| I SAY Ding Dong Limited | Manufacturing | 2006 |
| I&J Electrical Solutions Ltd | Construction | 2026 |
| I-Home Security Limited | Professional & scientific | 2025 |
| I-Mech Mechanical & Electrical Ltd | Construction | 2009 |
| I.A Property Services Ltd | Construction | 2022 |
| I.G.R.(Uk) Ltd | Construction | 2013 |
| IA Construction (Midlands) Ltd | Real estate | 2023 |
| IAN Bennett Engineering Limited | Manufacturing | 2007 |
| IAN Bibb Carpentry Contractors Limited | Construction | 2023 |
| IAN Rubery Lawn Care Limited | Other services | 2016 |