| Hemant Bahadur Dhakal Ltd | Information & communication | 2026 |
| Hemant Software Services Limited | Information & communication | 2014 |
| Hemco Construction Ltd | Construction | 2025 |
| Hemfa for Business and Training Limited | Administrative & support | 2025 |
| Hemfa for Growth, Justice and Sustainability CIC | Professional & scientific | 2025 |
| Hemmed Soft Furnishings Ltd | Manufacturing | 2025 |
| Henderson Brigham Holdings Limited | Real estate | 2016 |
| Henderson Roofing and Building Limited | Construction | 2026 |
| Hendriks Financial Solutions Ltd | Financial services | 2018 |
| Hengam Limited | Construction | 2017 |
| Henibz Ltd | Wholesale & retail | 2024 |
| Henjess Cleaning Services Ltd | Administrative & support | 2025 |
| Henrietta Way Management Company Limited | Households | 2021 |
| Henrit Healthcare Ltd | Administrative & support | 2020 |
| Henry a. Cole & Co., Limited | Wholesale & retail | 1987 |
| Henry Go Park the Car Productions Ltd | Information & communication | 2018 |
| Henry Green Holdings Limited | Financial services | 2025 |
| Henrykay Ltd | Health & social care | 2020 |
| Henrykay Properties Ltd | Real estate | 2025 |
| Henvey Healthcare Solutions Ltd | Health & social care | 2024 |
| Henvey Ltd | Health & social care | 2013 |
| Henwood Living Ltd | Real estate | 2024 |
| Heonli Ltd | Transport & logistics | 2019 |
| HER View Ltd | Construction | 2022 |
| Hera Brand Limited | Professional & scientific | 2021 |
| Hera Clothing Limited | Wholesale & retail | 2014 |
| Hera London Limited | Extraterritorial | 2021 |
| Heran Homes Limited | Real estate | 2017 |
| Herbertson and Company Limited | | 1928 |
| Heritage Accounting Services Limited | Professional & scientific | 2025 |
| Heritage Dishes Ltd | Hospitality | 2026 |
| Heritage Glazing Solutions Ltd | Manufacturing | 2019 |
| Heritage Homes Birmingham Limited | Construction | 2007 |
| Heritage House (Mansfield) Management Company Limited | Households | 2019 |
| Heritage Insurance Brokers (Wton) Limited | Financial services | 2008 |
| Heritage Mode Ltd | Wholesale & retail | 2026 |
| Heritage Procurement Services Limited | Manufacturing | 2026 |
| Herkiran Properties Limited | Real estate | 2016 |
| Hermun Mehat Studio Limited | Information & communication | 2024 |
| Hernbest Limited | | 1977 |
| Heron Lakes (Routh) Limited | Construction | 2005 |
| Herrington Investments Limited | Real estate | 2022 |
| Hestia Care Solutions Limited | Health & social care | 2024 |
| Hestia Technologies Ltd | Information & communication | 2021 |
| Hewmor Products Ltd. | Manufacturing | 1992 |
| Hexa Auto Performance Ltd | Wholesale & retail | 2026 |
| Hexa Solutions Ltd | Construction | 2021 |
| Hexa UK Properties Ltd | Real estate | 2024 |
| Hexagonal Holdings Limited | Financial services | 2021 |
| HF Car Performance Ltd | Wholesale & retail | 2023 |
| Hfarkas Limited | Manufacturing | 2025 |
| HFH Health Ltd | Other services | 2024 |
| HFM Pyrotechnics Ltd | Wholesale & retail | 1985 |
| Hfma Solutions Ltd | Administrative & support | 2024 |
| HG Consultant Ltd | Education | 2021 |
| HGA Enterprises Limited | Real estate | 2025 |
| HGL Invest Limited | Real estate | 2025 |
| HGP Enterprise Ltd | Wholesale & retail | 2024 |
| HGP Media Ltd | Professional & scientific | 2025 |
| HGS Construction Services Limited | Construction | 2026 |
| Hgsa Holdings Ltd | Real estate | 2024 |
| Hgsj Properties Midlands Ltd | Real estate | 2024 |
| HH 41 Limited | Hospitality | 2023 |
| HH Essington Ltd | Real estate | 2024 |
| HH Investments Limited | Real estate | 2010 |
| HHS Services Ltd | Construction | 2025 |
| Hhwin Co Ltd | Wholesale & retail | 2022 |
| HI Light Homes Limited | Real estate | 2021 |
| HI Spec Tinting Limited | Wholesale & retail | 2020 |
| Hi-Tech Asset Partners Ltd | Other services | 2023 |
| Hi-Tech Finishing Limited | Other services | 2014 |
| Hi-Tech Property Development Ltd | Real estate | 2016 |
| Hickman Interiors Ltd | Construction | 2022 |
| Hickmans Cafe Limited | Hospitality | 2023 |
| Hifen Group Limited | Wholesale & retail | 2020 |
| Hifen Properties Limited | Real estate | 2025 |
| Higgs Construction Ltd | Construction | 2021 |
| High Class Driveway & Paving 007 Ltd | Construction | 2026 |
| High Class Joinery & Shopfitting Limited | Construction | 2003 |
| High Class Joinery Ltd | Construction | 2020 |
| High Etherley Ltd | Administrative & support | 2022 |
| High Flyers Recruitment Limited | Administrative & support | 1989 |
| High Grosvenor Events Ltd | Hospitality | 2026 |
| High Point Asset Management Limited | Real estate | 2025 |
| High Speed Transport Ltd | Transport & logistics | 2024 |
| High Street Bridging Loans Limited | Financial services | 2025 |
| High Street Holdings Limited | Administrative & support | 2018 |
| High Street Supermarket Ltd | Wholesale & retail | 2024 |
| High Trees (Wolverhampton) Residents Association Limited | Real estate | 1988 |
| High View Childrens Services Limited | Health & social care | 2020 |
| Highbridge Care Solutions Ltd | Administrative & support | 2025 |
| Highcastle Homes Limited | Professional & scientific | 1970 |
| Higher Level Childrens Services Ltd | Health & social care | 2021 |
| Higher Level World Ltd | Manufacturing | 2011 |
| Highfield (Birmingham) Limited | Professional & scientific | 1997 |
| Highfield Haulage Limited | Transport & logistics | 2025 |
| Highfields Activities Centre | Education | 2013 |
| Highfields Real Estate Ltd | Real estate | 2016 |
| Highfliers Tuition Centre Ltd | Education | 2021 |
| Highgate Manufacturing Limited | Manufacturing | 2022 |