| Fidabona Limited | Professional & scientific | 2016 |
| Filter-Mart Limited | Administrative & support | 2014 |
| Filterstar Limited | Wholesale & retail | 2017 |
| First Bridge Motors Limited | Wholesale & retail | 2025 |
| Fishy Wishy Ltd | Hospitality | 2021 |
| Five Bites (Hull) Limited | Hospitality | 2019 |
| Flame Hold Limited | Public administration | 2008 |
| Flash Signs Installations Limited | Construction | 2004 |
| Fleetline Commercials Limited | Wholesale & retail | 2026 |
| Flynn Locums Limited | Health & social care | 2013 |
| Formara Consulting Limited | Professional & scientific | 2023 |
| Fratello Hull Limited | Hospitality | 2024 |
| Fred and Ernie Limited | Real estate | 2023 |
| Fresh Memory Headstone Cleaning & Restoration Service Ltd | Administrative & support | 2025 |
| Futurenest Investments Limited | Financial services | 2025 |
| G.N.Burnett Ltd | Professional & scientific | 2021 |
| G.P.B. Supplies Limited | Wholesale & retail | 2002 |
| Gallipots of Driffield Ltd | Wholesale & retail | 2025 |
| Garden World Images Limited | Professional & scientific | 2007 |
| GEO Worx Projects Limited | Construction | 2021 |
| GET Carter Building Ltd | Construction | 2025 |
| GH Fleet Services Ltd | Wholesale & retail | 2025 |
| Ginger Leaf Films Ltd | Information & communication | 2023 |
| Glenn Blackburn Photography Limited | Professional & scientific | 2007 |
| Global Marine Flooring Ltd | Construction | 2008 |
| Gohire (Chamberlain) Limited | Wholesale & retail | 2020 |
| Gohire (Grimsby) Limited | Administrative & support | 2020 |
| Gohire (Hull) Limited | Wholesale & retail | 1995 |
| Gohire Group Limited | Financial services | 2020 |
| Golden Swan Haulage Limited | Transport & logistics | 2025 |
| Goldstone Penfintech Holdings Ltd | Financial services | 2024 |
| Goldstone Penfintech Ltd | Information & communication | 2024 |
| Good Place Therapies Ltd | Health & social care | 2020 |
| Governorsupport (UK) Ltd | Education | 2012 |
| Grand Dale Garage (1951) Limited | Construction | 1951 |
| Grand Dale Garage Limited | Administrative & support | 2005 |
| Grandale Nurseries Limited | Professional & scientific | 1956 |
| Green Port Solutions Limited | Manufacturing | 2014 |
| GTN Property Limited | Real estate | 2024 |
| Gupta Medical Innovations Ltd | Health & social care | 2011 |
| Gyggl Limited | Extraterritorial | 2011 |
| H P Glaholm Limited | Health & social care | 2014 |
| H. E. Holdings Limited | Construction | 1977 |
| Halstings Ltd | Wholesale & retail | 2025 |
| HAN Homes Ltd | Real estate | 2026 |
| Hannah Hussain Limited | Financial services | 2023 |
| Happy Hare Ltd | Wholesale & retail | 2024 |
| Harvard Property Ltd | Real estate | 2019 |
| Hase Developments Limited | Real estate | 1972 |
| Haven Furniture Ltd | Construction | 2026 |
| Haydn Design Limited | Professional & scientific | 1995 |
| Hazcare Limited | Water & waste | 2015 |
| HB Home Buyers Limited | Real estate | 2024 |
| Hclfc Limited | Arts & recreation | 2017 |
| Headsupport (UK) Ltd | Education | 2012 |
| Headteacher Support Ltd | Education | 2012 |
| Healthlinx Digital Ltd | Health & social care | 2022 |
| Held by Emma Ltd | Other services | 2025 |
| Helen Hallam Limited | Arts & recreation | 2013 |
| Heron Cottages Management Company Limited | Households | 1993 |
| Hestoncourt Limited | Health & social care | 1988 |
| Hilston Services Ltd | Construction | 2018 |
| Holtby Bros. Farmers | Agriculture & fishing | 1968 |
| Home From Home Pet Care Limited | Other services | 2002 |
| Homecover Ltd. | Manufacturing | 2008 |
| Hopebridge Business Management Limited | Information & communication | 2025 |
| House of Townend Limited | Wholesale & retail | 1962 |
| HRR Group Limited | Financial services | 2023 |
| HRR Investments and Development Limited | Construction | 2023 |
| Hull & East Riding R.U.F.C. Limited | Extraterritorial | 1992 |
| Hull Cash Registers Limited | Professional & scientific | 2008 |
| Hull Motor Care Limited | Wholesale & retail | 2016 |
| Humba Financial Ltd | Financial services | 2024 |
| Humber Sporting Ltd | Wholesale & retail | 2024 |
| Humberside Advanced Engineering Limited | Professional & scientific | 2016 |
| Hunter Lulu Limited | Wholesale & retail | 2013 |
| Huxons House Ltd | Hospitality | 2022 |
| Hyperion 1 Ltd | Construction | 2024 |
| Identify Finance Ltd | Administrative & support | 2025 |
| Immortalis Solutions Limited | Construction | 2020 |
| Indie Rocks Group Limited | Professional & scientific | 2025 |
| Industrial Boiler Repairs Doncaster Limited | Manufacturing | 2015 |
| Industrial Fitness Limited | Arts & recreation | 2023 |
| Ings Property Services Ltd | Real estate | 2023 |
| Innovia Sidac Limited | Administrative & support | 1933 |
| Insulation Techniques & Services Limited | Construction | 1985 |
| Intelligent Payment Systems Ltd | Information & communication | 2021 |
| Interim & Advisory Educational Consultants Ltd | Professional & scientific | 2025 |
| Intex Systems Ltd | Construction | 2013 |
| Ip-Roco Limited | Health & social care | 2014 |
| Ironbridge House Properties Limited | Real estate | 2021 |
| Islands Unlocked Limited | Administrative & support | 2025 |
| IVY Brown Lifestyle Limited | Wholesale & retail | 2020 |
| J & SD Management Services Limited | Health & social care | 2013 |
| J a Haworth Ltd | Agriculture & fishing | 2017 |
| J.Pettie Limited | Real estate | 1930 |
| J.Townend & Sons(Hull)Limited | Real estate | 1923 |
| Jaclyn Roche SLT Ltd. | Health & social care | 2021 |
| Jammoo Ltd | Wholesale & retail | 2023 |
| Javedayesha Limited | Health & social care | 2019 |