| Flexmx Ltd | Wholesale & retail | 2024 |
| Flomashy Limited | Health & social care | 2023 |
| Floors 4 Less Ltd | Construction | 2019 |
| Flower Connexions Ltd | Wholesale & retail | 2023 |
| Floyd Stewart & Associates Ltd | Professional & scientific | 2022 |
| Fluff & Crumble Ltd | Manufacturing | 2021 |
| Fluid Alpha Ltd | Wholesale & retail | 2026 |
| FNW Business Services Ltd | Financial services | 2024 |
| Foley Street Retreats Limited | Real estate | 2025 |
| Food Box Cardiff Ltd | Hospitality | 2025 |
| Forge of the Dragon Ltd | Manufacturing | 2024 |
| Fortizen Limited | Professional & scientific | 2014 |
| Fortlam Holdings Limited | Real estate | 2024 |
| Forward Travel Ltd | Administrative & support | 2023 |
| Forwarding Hub Ltd | Transport & logistics | 2024 |
| Fosters Financial Solutions Ltd | Financial services | 2024 |
| Fotique Miah Ltd | Real estate | 2025 |
| Four D Group Ltd | Real estate | 2017 |
| Foya Ltd | Information & communication | 2020 |
| Fozmech Services Ltd | Construction | 2026 |
| Frekane Property Ltd | Real estate | 2025 |
| Fresh Cake Inn Ltd | Wholesale & retail | 2021 |
| Friar Park Chippy Ltd | Hospitality | 2025 |
| Friar Park Millennium Centre | Arts & recreation | 2004 |
| Frocase Limited | Construction | 2022 |
| From Within Retreat Limited | Health & social care | 2024 |
| Frontline Auto Services Limited | Wholesale & retail | 2021 |
| Frontline Holdings WM Ltd | Financial services | 2026 |
| FRY & Sons Ltd | Construction | 2019 |
| Fryer Park Limited | Hospitality | 2021 |
| Frūx Restaurant Ltd | Hospitality | 2025 |
| FS Property Services Limited | Real estate | 2006 |
| FS Vintage Limited | Administrative & support | 2021 |
| Fuglyfruit Ltd | Extraterritorial | 2017 |
| Full Trade Ltd | Wholesale & retail | 2011 |
| Furnibro Ltd | Manufacturing | 2025 |
| Future Shopping Limited | Other services | 2022 |
| G & a Mechanics Ltd | Wholesale & retail | 2025 |
| G & L Contracts (2000) Limited | Construction | 2014 |
| G &S Building Constructions Ltd | Construction | 2020 |
| G and H Stainless Limited | Wholesale & retail | 2010 |
| G C Freight Services Limited | Transport & logistics | 1989 |
| G K Constructions Midlands Ltd | Construction | 2026 |
| G S Virdi Property Ltd | Real estate | 2025 |
| G Sidhu Transport Ltd | Construction | 2020 |
| G T Designz Limited | Professional & scientific | 2010 |
| G&S Mobile Tyres Ltd | Wholesale & retail | 2025 |
| G&S Moves Limited | Transport & logistics | 2006 |
| G.A. Slater Boiler & Heating Installations Ltd | Construction | 2025 |
| G.B. Lighting Consultancy Ltd | Construction | 2024 |
| G.C. Rickards (Holdings) Limited | Professional & scientific | 2007 |
| G.C. Rickards (Investments) Limited | Construction | 1965 |
| G.C. Rickards Limited | Wholesale & retail | 2007 |
| G.C. Rickards Properties Limited | Financial services | 2026 |
| G.C. Rickards Trading Limited | Financial services | 2026 |
| G.D. Leisure Ltd | Hospitality | 2024 |
| G.H. Brick Specialists Limited | Manufacturing | 2016 |
| G.L. Products Ltd | Wholesale & retail | 2016 |
| G.S.S. Fasteners Limited | Manufacturing | 1991 |
| G.T.Jones Property Limited | Real estate | 2024 |
| GAD Global Ltd | Real estate | 2024 |
| Ganesh Creations Limited | Professional & scientific | 2022 |
| Garcha Electrical Ltd | Construction | 2025 |
| Garikayi Courier Services Limited | Administrative & support | 2016 |
| Garner Rail Ltd | Construction | 2026 |
| Garros Bar & Grill Ltd | Hospitality | 2022 |
| Gateway Data Limited | Information & communication | 2013 |
| GBN Driving Ltd | Education | 2021 |
| GCB Ltd | Manufacturing | 2025 |
| Gdst Ltd | Transport & logistics | 2025 |
| GEE Productions Ltd | Information & communication | 2023 |
| Gemo Transport Ltd | Transport & logistics | 2021 |
| Geoava Limited | Information & communication | 2010 |
| Geoplas Profiles Limited | Extraterritorial | 2002 |
| George Ellison Limited | Extraterritorial | 2008 |
| George Ellison Switchgear Limited | Administrative & support | 2005 |
| GET Laid Drives & Patios Ltd | Construction | 2022 |
| GET That Covered Ltd | Manufacturing | 2021 |
| GG Sameday Services Ltd | Transport & logistics | 2023 |
| GG-278-552 Limited | Real estate | 2022 |
| GGS Builds Ltd | Construction | 2026 |
| Ggsk Transport Ltd | Transport & logistics | 2026 |
| GH Awan Enterprise Limited | Wholesale & retail | 2016 |
| GH Couriers Ltd | Transport & logistics | 2024 |
| GH Properties & Investments Ltd | Real estate | 2024 |
| GHB Engineering Limited | Administrative & support | 2012 |
| GHK Transport Limited | Transport & logistics | 2024 |
| Gibson Trading Limited | Manufacturing | 2009 |
| Giftonyeka Limited | Health & social care | 2023 |
| GILL00 Ltd | Construction | 2025 |
| Gimko Limited | Wholesale & retail | 2024 |
| GJ Group Ltd | Wholesale & retail | 2025 |
| Glass B Ltd | Construction | 2022 |
| Glkt Materials Recovery Specialists Ltd | Water & waste | 2025 |
| Global Beauty Care Ltd | Other services | 2016 |
| Global Motors Trading Limited | Wholesale & retail | 2019 |
| Global VEG Ltd | Wholesale & retail | 2024 |
| Globe Investors Limited | Real estate | 2021 |
| Globus Metal Powders Ltd | Manufacturing | 2018 |
| Glory MTS Limited | Health & social care | 2022 |