| Gulzar Properties Limited | Real estate | 2023 |
| Gunel Limited | Construction | 2024 |
| Guntert Limited | Administrative & support | 2008 |
| Gunthwaite Miniatures Limited | Manufacturing | 2006 |
| Guntur & Godavari Groups Limited | Hospitality | 2026 |
| GUR Prasaad Estates Ltd | Real estate | 2026 |
| Gurchait Properties Limited | Extraterritorial | 2023 |
| Gurkha Property Ltd | Real estate | 2015 |
| Gurkha Sizzler Events Ltd | Hospitality | 2018 |
| Gurkha Sizzler SR Ltd | Hospitality | 2021 |
| Gurkha Sizzler T Ltd | Hospitality | 2019 |
| GUY Crowther Landscapes Limited | Administrative & support | 2012 |
| GUY Farrow Photography Limited | Professional & scientific | 2002 |
| Gvara Ltd | Other services | 2024 |
| GW Leeds Ltd | Hospitality | 2022 |
| GWB & Family Limited | Professional & scientific | 2024 |
| GWB Consultants Limited | Professional & scientific | 2023 |
| GWC Advisory Limited | Professional & scientific | 2022 |
| GWL United CIC | Education | 2021 |
| Gym Alert Ltd | Arts & recreation | 2024 |
| Gym KIT Solutions Ltd | Wholesale & retail | 2020 |
| Gymformatics Ltd | Information & communication | 2017 |
| Gymnastics Equipment Leasing Limited | Arts & recreation | 2014 |
| H & G Residential Ltd | Construction | 2024 |
| H & I Property Services Ltd | Real estate | 2019 |
| H & K Booth Developments Ltd | Construction | 2003 |
| H & Sons Limited | Real estate | 2025 |
| H & Z Food Ltd | Hospitality | 2017 |
| H a N Consultancy Services Ltd | Professional & scientific | 2023 |
| H a R I S Estates Ltd | Construction | 2016 |
| H Awan Consultancy Ltd | Professional & scientific | 2024 |
| H Brown Enterprises Limited | Professional & scientific | 2013 |
| H Consultancy Limited | Professional & scientific | 2005 |
| H D Fire Protection (Yorkshire) Ltd | Construction | 2022 |
| H E Automation Ltd | Manufacturing | 2025 |
| H G Crushing Limited | Mining & quarrying | 2013 |
| H Living Limited | Manufacturing | 2018 |
| H N Care Ltd | Health & social care | 2023 |
| H R Riders Ltd | Transport & logistics | 2025 |
| H&H Dental LAB Ltd | Professional & scientific | 2025 |
| H&H Enterprises 83 Limited | Wholesale & retail | 2026 |
| H&H ENTERPRISES40 Ltd | Wholesale & retail | 2024 |
| H&H Standard Ltd | Financial services | 2024 |
| H&I Property Investments Ltd | Real estate | 2017 |
| H&R Bhullar Ltd | Wholesale & retail | 2021 |
| H,B & E Limited | Construction | 1994 |
| H. Downs & Sons (Holdings) Limited | Professional & scientific | 2011 |
| H. Downs & Sons (Huddersfield) Limited | Manufacturing | 1957 |
| H. Garside & SON (Agents) Limited | Agriculture & fishing | 1988 |
| H. Garside & SON (Farmers) Limited | Agriculture & fishing | 1976 |
| H. Malaussena Consulting Limited | Professional & scientific | 2016 |
| H.A Dent Care Ltd | Health & social care | 2020 |
| H.A Global Ltd | Households | 2024 |
| H.B. Transport Limited | Transport & logistics | 2005 |
| H.R. Apothecaries Ltd | Wholesale & retail | 2023 |
| H.R.D. Group Ltd | Wholesale & retail | 2022 |
| H2 Wholesale Ltd | Wholesale & retail | 2025 |
| H2H Services Limited | Manufacturing | 2006 |
| H2HEALTH Limited | Health & social care | 2022 |
| H2O Escapes Limited | Hospitality | 2024 |
| H6NLA Ltd | Real estate | 2023 |
| H8B Limited | Construction | 2025 |
| H8SCL Ltd | Manufacturing | 2023 |
| HA Buildings Ltd | Real estate | 2025 |
| HA Online-Uk Ltd | Information & communication | 2024 |
| HA PVT Ltd | Transport & logistics | 2026 |
| HA Steel Ltd | Manufacturing | 2025 |
| Habasco International Limited | Real estate | 1912 |
| Habib Family Limited | Real estate | 2012 |
| Habibee Ltd | Wholesale & retail | 2021 |
| Habitat Works Ltd | Professional & scientific | 2019 |
| Haddington Properties Limited | Real estate | 2018 |
| Hadfield Consulting Limited | Professional & scientific | 2026 |
| Hadwise Ltd | Construction | 2021 |
| HAF Enterprise Ltd | Health & social care | 2024 |
| Hafiz & Brothers Limited | Real estate | 2026 |
| Hafiz JAVID786 Ltd | Wholesale & retail | 2022 |
| Hafsah Enterprise Ltd | Transport & logistics | 2024 |
| Hagaz Ltd | Transport & logistics | 2025 |
| Hague Personnel Limited | Administrative & support | 2018 |
| Haibull Limited | Construction | 2008 |
| Haigh Construction Limited | Construction | 2025 |
| Haigh Enterprises Limited | Other services | 2025 |
| Haigh Heating Services Ltd | Construction | 2010 |
| Haigh Hudson Ltd | Professional & scientific | 2009 |
| Haigh Property Services Limited | Construction | 2012 |
| Haigh's Prospect Management Limited | Households | 2000 |
| Haima Carpet UK Limited | Wholesale & retail | 2023 |
| Hair by Crown Collection Ltd | Other services | 2025 |
| Hair Dokta Limited | Wholesale & retail | 2023 |
| Hair Studio 11 Ltd | Other services | 2016 |
| Hairdressing by Yorkshire's Finest Limited | Other services | 2014 |
| Hairrange Limited | Other services | 2007 |
| Haji Brothers Travels Limited | Other services | 2018 |
| Haji Food Stores (Hudds) Ltd | Wholesale & retail | 2022 |
| Hajo & Associates Limited | Health & social care | 2023 |
| Haku Homes Ltd | Real estate | 2024 |
| Hala International Ltd | Professional & scientific | 2023 |
| Halal Meat Huddersfield Ltd | Wholesale & retail | 2025 |
| Halal Motor Leasing Ltd | Administrative & support | 2024 |