| Hohe Limited | Information & communication | 2024 |
| Holbrook Ross Ltd | Hospitality | 2021 |
| Holgate Developments Limited | Professional & scientific | 2010 |
| Holisme Ltd | Wholesale & retail | 2023 |
| Holland Home Improvements Ltd | Wholesale & retail | 2022 |
| Hollingsworth Joinery Ltd | Construction | 2022 |
| Holme Contracting Ltd | Construction | 2023 |
| Holtway Properties Limited | Real estate | 2009 |
| Holy COW Ltd | Hospitality | 2019 |
| Holy Ghost Tattoo Collective Ltd | Other services | 2013 |
| Holy Ghost Tattoo Ltd | Other services | 2017 |
| Holykimo Ltd | Wholesale & retail | 2023 |
| Holyoake Homes Ltd | Real estate | 2025 |
| Home Dentures Direct Limited | Health & social care | 2015 |
| Home F H Ltd | Real estate | 2020 |
| Home Heat Yorkshire Ltd | Construction | 2019 |
| Home MEI Real Estate Ltd | Administrative & support | 2024 |
| Home of Perfume Ltd | Wholesale & retail | 2025 |
| Home Roofing (Yorkshire) Ltd | Construction | 2008 |
| Home Safe Properties Ltd | Real estate | 2026 |
| Home Space Haven Limited | Real estate | 2024 |
| Home Town Designs Limited | Construction | 1999 |
| Homecare First Limited | Health & social care | 2017 |
| Homeflair Development Limited | Construction | 2021 |
| Homeflair Furnishings Ltd | Wholesale & retail | 2025 |
| Homeflair Limited | Other services | 2025 |
| Homeglow Plumbing & GAS Services Ltd | Construction | 2006 |
| Homeland Delicacy Limited | Hospitality | 2018 |
| Homes at Heart Ltd | Real estate | 2023 |
| Homessimo Ltd | Professional & scientific | 2025 |
| Homitz Ltd | Wholesale & retail | 2016 |
| Honey Financial Solutions Ltd | Financial services | 2024 |
| Honister Close Brampton Limited | Households | 1993 |
| Hoober Estates Limited | Real estate | 2024 |
| Hoober Limited | Construction | 2016 |
| Hoober Open Space Limited | Real estate | 2020 |
| Hoober Urban Partnerships Limited | Construction | 2020 |
| Hoober Urban Partnerships NE Limited | Construction | 2025 |
| HOP Care Homes Ltd | Health & social care | 2026 |
| HOP Developments Limited | Construction | 2026 |
| HOP Estates Ltd | Real estate | 2024 |
| Hope & Faith Limited | Health & social care | 2012 |
| Hope Care Group Ltd | Health & social care | 2023 |
| Hope in Care Services Ltd | Health & social care | 2021 |
| Hope Street Homes Ltd | Real estate | 2020 |
| Hopian | Hospitality | 2010 |
| Hops & Glory PUB Management Ltd | Administrative & support | 2018 |
| Hopscotch (UK) Limited | Education | 2007 |
| Hopscotch Rotherham Ltd | Education | 2012 |
| Horbury Estates Limited | Administrative & support | 1998 |
| Horbury Holdings Ltd | Financial services | 2022 |
| Horbury Joinery Limited | Manufacturing | 2000 |
| Horbury Property Services Limited | Construction | 2016 |
| Horbury Support Services Limited | Administrative & support | 1980 |
| Horizon 360 Ltd | Professional & scientific | 2026 |
| Horizon Inventory Services Ltd | Households | 2020 |
| Horizon Wealth Holdings Limited | Financial services | 2025 |
| Horizon Wealth Investments Limited | Real estate | 2025 |
| Horman & Locke Ltd | Hospitality | 2024 |
| Hormonal Support Ltd | Education | 2022 |
| Hormonalove Ltd | Education | 2025 |
| Horsfall Homes Ltd | Real estate | 2022 |
| Horteo Ltd | Transport & logistics | 2020 |
| Hosh Barber Ltd | Other services | 2023 |
| Hostbreak Ltd | Information & communication | 2022 |
| Hot Food Cold Drinks Limited | Hospitality | 2025 |
| Hot Peri Peri Ltd | Hospitality | 2025 |
| Hottinger Bruel & Kjaer UK Ltd | Information & communication | 1981 |
| Hough Retail Limited | Wholesale & retail | 2026 |
| Houghton Industrial Ltd | Financial services | 2014 |
| Houghton Road Centre | Other services | 2001 |
| House of Gull Ltd | Professional & scientific | 2024 |
| House of S Ltd | Other services | 2015 |
| HOW Consulting Ltd | Professional & scientific | 2013 |
| Howard Premier Roofing (UK) Ltd | Construction | 2026 |
| Howard's Way Construction Limited | Construction | 2022 |
| Howards Way (Holdings) Limited | Financial services | 2023 |
| Howarth Flooring Ltd | Construction | 2008 |
| Howarth House Investment Company Ltd | Real estate | 2022 |
| Howcroft Commercial Property Limited | Real estate | 2011 |
| Howcroft Group Limited | Wholesale & retail | 2007 |
| Howcroft Pharma Limited | Health & social care | 2023 |
| Howell Investment Solutions Ltd | Real estate | 2024 |
| Howitt Homes Limited | Real estate | 2026 |
| Howlett Tree Services Ltd | Administrative & support | 2021 |
| Hoyland Commercials Ltd | Wholesale & retail | 2020 |
| Hoylands DIY Ltd | Wholesale & retail | 2023 |
| HP Homes (Yorkshire) Limited | Real estate | 2022 |
| HQS Property Solutions Limited | Real estate | 2023 |
| Hqubed Ltd | Real estate | 2023 |
| HR Global Trading Ltd | Wholesale & retail | 2025 |
| HR Help Ltd | Administrative & support | 2019 |
| HR Payroll Implementation Services Limited | Administrative & support | 2007 |
| HRF Property Services & Developments Ltd | Construction | 2021 |
| HRJ Advisers Limited | Financial services | 2025 |
| HRN Coaching & Marketing Ltd | Education | 2023 |
| HS & TM Properties Ltd | Real estate | 2020 |
| HS MOT & Auto Centre Limited | Wholesale & retail | 2023 |
| HS Soulutions Ltd | Administrative & support | 2021 |
| HSO Flow Limited | Manufacturing | 2025 |