| Hillvale Associates Limited | Hospitality | 2016 |
| Hillvale Ltd | Hospitality | 2023 |
| Hilt Adventures Ltd | Hospitality | 2019 |
| Hilt Technology Engineering Ltd | Information & communication | 2020 |
| Hilton Roberts Properties Ltd | Real estate | 2017 |
| Himalayan Treasurers Limited | Wholesale & retail | 2026 |
| HIN Limited | Information & communication | 2024 |
| Hindleworkz Ltd | Wholesale & retail | 2024 |
| Hindwood Oakbury Limited | Real estate | 2023 |
| Hinterthal Financial Limited | Professional & scientific | 2016 |
| Hipcroc Limited | Administrative & support | 2019 |
| Hire a Funfair Limited | Arts & recreation | 2020 |
| Hirepoint (York) Limited | Construction | 2015 |
| Hirst Brothers Contractors Ltd | Agriculture & fishing | 2012 |
| Hirst Brothers Holdings Ltd | Real estate | 2022 |
| Hirst Management Limited | Real estate | 2022 |
| HIS Church Limited | Administrative & support | 2010 |
| HIS Estate Limited | Administrative & support | 2019 |
| HIS Storehouse Limited | Real estate | 2015 |
| Historic Building Conservation and Repair Limited | Manufacturing | 2014 |
| Historic Groundworks Ltd | Construction | 2026 |
| Hitol Engineering Limited | Administrative & support | 2009 |
| Hive (Kelham Island) Ltd | Construction | 2025 |
| Hive Games Limited | Information & communication | 2013 |
| Hive Productions Limited | Information & communication | 2026 |
| Hjcps Limited | Real estate | 2010 |
| HJG Properties Limited | Real estate | 2024 |
| HKH Consultants Ltd | Professional & scientific | 2012 |
| HLG Waterlow Limited | Professional & scientific | 2014 |
| HLJ Ventures Limited | Professional & scientific | 2017 |
| HLM Properties Ltd | Real estate | 2010 |
| HM Design York Ltd | Construction | 2016 |
| HMC Rail Services Ltd | Manufacturing | 2025 |
| Hmdonaldson Limited | Health & social care | 2010 |
| HMH Fast Food Ltd | Hospitality | 2025 |
| HMH Roofing Specialists Ltd | Construction | 2020 |
| Hmrv Ltd | Wholesale & retail | 2023 |
| HMT Properties Limited | Real estate | 2017 |
| HN Lets Limited | Construction | 2023 |
| HNM Consultancy Group Ltd | Information & communication | 2023 |
| Hntr Consulting Ltd | Information & communication | 2026 |
| Hobby Home Design Limited | Wholesale & retail | 2025 |
| Hobson Farming Limited | Agriculture & fishing | 1997 |
| Hobson’S Choice Limited | Wholesale & retail | 2023 |
| Hobstone Education Ltd. | Education | 2021 |
| Hocus Pocus (York) Ltd | Hospitality | 2020 |
| Hodge Rail Limited | Professional & scientific | 2011 |
| Hodgson Acquisitions Ltd | Real estate | 2021 |
| Hodgson Industrial Services Limited | Professional & scientific | 2013 |
| Hodkin Consulting Ltd | Administrative & support | 2016 |
| Hoenir Goods Ltd | Wholesale & retail | 2025 |
| Hofcom Limited | Water & waste | 1999 |
| HOG and Apple Limited | Hospitality | 2014 |
| Hoglets Theatre CIC | Education | 2022 |
| Holborn Developments Limited | Construction | 2019 |
| Holborn Fabrications Limited | Manufacturing | 2020 |
| Hold Wellness Ltd | Arts & recreation | 2026 |
| Holding Moore Properties Limited | Real estate | 2021 |
| Holdingham Grange (Sleaford) Residents Management Company Limited | Households | 2016 |
| Holen Consulting Ltd | Professional & scientific | 2025 |
| Holeshot Creative Ltd | Professional & scientific | 2019 |
| Holf Leisure Limited | Administrative & support | 2000 |
| Holgate (York) Management Company Limited | Households | 1999 |
| Holgate Barbers Ltd | Other services | 2024 |
| Holgate Financial Planning Ltd | Professional & scientific | 2020 |
| Holgate Foods Limited | Wholesale & retail | 2022 |
| Holgate Road (Management Company) Limited | Households | 2002 |
| Holgate Road (York) Management Company Limited | Households | 2004 |
| Holgate Windmill Preservation Society | Manufacturing | 2004 |
| Holiday Properties (England) Limited | Real estate | 2005 |
| Holidays by Rail Limited | Financial services | 2010 |
| Holistic Health Consultancy Limited | Professional & scientific | 2020 |
| Holland Homes Ltd | Real estate | 2023 |
| Hollands Macniven Limited | Professional & scientific | 2018 |
| Holliday Investments Limited | Financial services | 2024 |
| Holliday Rentals Limited | Real estate | 2024 |
| Hollings Auto Sales Ltd | Wholesale & retail | 2024 |
| Hollings Auto Services Limited | Wholesale & retail | 2012 |
| Hollings Holdings York Ltd | Real estate | 2024 |
| Hollins Grove Barns Management Company Limited | Households | 2021 |
| Holloways Residential Ltd | Real estate | 2011 |
| Holly Bank Close Management Limited | Households | 2013 |
| Holly Fields (Birmingham) Management Company Limited | Households | 2022 |
| Holly Tree Cottage 2025 Limited | Real estate | 2025 |
| Holly Tree Property Limited | Real estate | 2014 |
| Hollyco Limited | Professional & scientific | 1992 |
| Hollygarth Properties Limited | Real estate | 2023 |
| Hollygarth Rentals Limited | Real estate | 2023 |
| Hollywood Design Ltd | Professional & scientific | 2000 |
| Hollywood Investments Ltd | Arts & recreation | 2023 |
| Hollywood Nails York Ltd | Other services | 2012 |
| Holmarc Property Services Ltd | Administrative & support | 2001 |
| Holme Chippy Limited | Hospitality | 2025 |
| Holme Lane Haulage Limited | Transport & logistics | 1987 |
| Holme LEA Management Company Limited | Administrative & support | 2001 |
| Holme Poultry Ltd | Agriculture & fishing | 2025 |
| Holme Storage Limited | Real estate | 2024 |
| Holmefield Farm Holdings Limited | Financial services | 2026 |
| Holmefield Farm Services (Yorkshire) Limited | Extraterritorial | 2013 |
| Holmefield Farm Services Limited | Agriculture & fishing | 2002 |