| Flab Limited | Manufacturing | 2013 |
| Flamingo Marketing Services Limited | Administrative & support | 2003 |
| Flatcap Communications Ltd | Professional & scientific | 2011 |
| Flatcap Properties LLP | | 2019 |
| Flawless Properties Ltd | Real estate | 2015 |
| Flaxton Capital LLP | | 2006 |
| Flexi Reps Ltd | Administrative & support | 2020 |
| Flinn Architecture LLP | | 2021 |
| Flinn Property Ltd | Real estate | 2026 |
| Floor Decor Yorkshire Limited | Wholesale & retail | 2010 |
| Floor Prep UK Limited | Construction | 2020 |
| Flower Power Events Limited | Professional & scientific | 2011 |
| FLS Restaurant Limited | Hospitality | 2007 |
| Fluorel Ltd | Professional & scientific | 2018 |
| Flying Duck Enterprises Limited | Hospitality | 2012 |
| FML Martial Arts Limited | Arts & recreation | 2017 |
| Focus Facades Ltd | Construction | 2016 |
| Focusmaster Limited | Real estate | 1999 |
| Focussed Care Limited | Health & social care | 2020 |
| Footstools Direct Limited | Manufacturing | 2007 |
| Fortune Fine Art Ltd | Wholesale & retail | 2022 |
| Fortune Flow Ltd | Construction | 2024 |
| Forward Leap Limited | Construction | 1997 |
| Four Over Five Limited | Professional & scientific | 2018 |
| Fowler and Powell Heritage Limited | Real estate | 2024 |
| Fowler Business Services Limited | Administrative & support | 2019 |
| FOX & the Magpie Ltd | Arts & recreation | 2012 |
| Foxon Fraser Ltd | Real estate | 2024 |
| Frank Penders Photography Ltd | Professional & scientific | 2024 |
| Frater Group Limited | Administrative & support | 2020 |
| Frater Group South Limited | Transport & logistics | 2023 |
| Freedom Mills Ltd | Arts & recreation | 2015 |
| Fried EGG Digital Ltd | Information & communication | 2024 |
| Friends of HAM Limited | Professional & scientific | 2019 |
| Frog Property Services Limited | Construction | 2018 |
| FS Stott Holdings Limited | Financial services | 2023 |
| Fulcrum Dehumidification Limited | Manufacturing | 2015 |
| Fulcrum Disaster Management Limited | Manufacturing | 2014 |
| Fulcrum Software Solutions Ltd | Information & communication | 2025 |
| Fullform Limited | Construction | 2014 |
| Funding by Bmse Ltd | Financial services | 2025 |
| Furnitrade Limited | Wholesale & retail | 2017 |
| Fusion Chocolate Ltd | Manufacturing | 2024 |
| Future Brighter Ltd. | Professional & scientific | 2023 |
| Future Properties Industrial Ltd | Real estate | 2019 |
| Future Properties NOW Limited | Real estate | 2023 |
| G Bentley Holdings Ltd | Professional & scientific | 2020 |
| G Hopwood Electrical Contractors Limited | Construction | 2010 |
| G M Maestro Ltd | Information & communication | 2014 |
| G&Dc Limited | Real estate | 2025 |
| G4 Property Ltd | Real estate | 2024 |
| GA Signs Limited | Extraterritorial | 2023 |
| Gablegreen Limited | Information & communication | 2016 |
| Gabriel Subsea Services Ltd | Mining & quarrying | 2014 |
| Gabriel's Sanctuary CIC | Health & social care | 2026 |
| Gafney Properties Ltd | Real estate | 2026 |
| Gallagher-Thompson Consultancy Limited | Professional & scientific | 2009 |
| Gallard Consulting Ltd | Professional & scientific | 2023 |
| Gamechanger Consulting Ltd | Professional & scientific | 2019 |
| Gamo Abodes KR Ltd | Real estate | 2026 |
| Gamo Abodes Ltd | Real estate | 2021 |
| Gardner Ltd | Professional & scientific | 2025 |
| Garnet Freehold Limited | Real estate | 2019 |
| Gary Bibby Joinery Ltd | Manufacturing | 2020 |
| Gary Bibby Traditional Joinery Ltd | Manufacturing | 2012 |
| Gastronics Limited | Wholesale & retail | 2006 |
| Gatecliffe Limited | Health & social care | 2014 |
| Gateway Care Recruitment Limited | Administrative & support | 2020 |
| Gathtrade Ltd | Construction | 2013 |
| Gavril Group Ltd | Other services | 2018 |
| Gaynor Simone Properties Limited | Real estate | 2024 |
| GBF Aviation Limited | Administrative & support | 2021 |
| GBF Resources Limited | Real estate | 2015 |
| Gbsj Limited | Administrative & support | 2015 |
| Geco Holdings Limited | Manufacturing | 2018 |
| Genty Enterprises Ltd | Real estate | 2025 |
| Geoenvironmental Consulting Ltd | Professional & scientific | 2019 |
| George (Idle) Limited | Hospitality | 2017 |
| GFC Projects Ltd | Professional & scientific | 2012 |
| Gfmh Properties Limited | Construction | 2023 |
| GFS Catering Limited | Hospitality | 2014 |
| Gheqco Ltd | Health & social care | 2018 |
| Ghost Writer Limited | Arts & recreation | 2000 |
| Ghyll Court Developments Limited | Real estate | 2017 |
| Ghyll Dale Management Limited | Households | 1981 |
| Ghyll Fold Limited | Construction | 2022 |
| Ghyll Royd (Holdings) Limited | Extraterritorial | 1969 |
| Ghyll Royd Management Company Limited | Households | 2001 |
| Ghyll Royd Properties Ltd | Real estate | 2010 |
| Ghyll Royd School | Education | 1998 |
| Ghyllcliffe Management Company Limited | Households | 2007 |
| Ghyllside Capital Services Limited | Professional & scientific | 2017 |
| Ghyllside Consultancy Services LLP | | 2014 |
| Giatgood Limited | Wholesale & retail | 1980 |
| Gift & Go Limited | Administrative & support | 2015 |
| Gill Stoves Limited | Wholesale & retail | 2018 |
| Gilstead Maintenance Co. Limited | Households | 1973 |
| Ginger and Grey Interiors Limited | Transport & logistics | 2018 |
| Giraffe B2B Ltd | Professional & scientific | 2024 |
| Giraffe International Limited | Manufacturing | 2020 |