| FSS Traders Ltd | Wholesale & retail | 2017 |
| FT Professional Care Solutions Ltd | Health & social care | 2022 |
| FTC Properties Limited | Real estate | 2012 |
| Ftprofessional Immigration Advisers Ltd | Professional & scientific | 2018 |
| Fudul Property Limited | Real estate | 2024 |
| Fugazi Hold Co Ltd | Financial services | 2024 |
| Fuji&Hakone Co Ltd. | Wholesale & retail | 2020 |
| Full Metal Jacket Limited | Construction | 1996 |
| Full Potential Speech Therapy Ltd | Health & social care | 2024 |
| Full Recovery Services Ltd | Water & waste | 2025 |
| Full Throttle Performance Motorcycles Ltd | Wholesale & retail | 2018 |
| Fullcircle Claims Solutions Limited | Financial services | 2019 |
| Fullspec Construction (Essex) Limited | Construction | 2017 |
| Fullstack Clothing Ltd | Wholesale & retail | 2019 |
| Fullstop Fire & Security Ltd. | Construction | 2001 |
| Fullworks Construction Ltd | Construction | 2023 |
| Fumes Recruiter Ltd | Administrative & support | 2025 |
| Fumo Studio Ltd | Professional & scientific | 2013 |
| FUN Learning Limited | Education | 2026 |
| Functional Flooring Ltd | Manufacturing | 2023 |
| Functional Space Ltd | Construction | 2021 |
| Fundamental Football Club Ltd | Education | 2024 |
| Fundamental Sports Group Ltd | Education | 2024 |
| FUR Babies Boutique Ltd | Other services | 2023 |
| Furesta Limited | Transport & logistics | 2015 |
| Furkan Properties Ltd | Real estate | 2023 |
| Furniture Mart Ltd | Wholesale & retail | 2016 |
| Furnitureology Limited | Wholesale & retail | 2014 |
| Furry Wear Ltd | Wholesale & retail | 2024 |
| Fursa Engineering Limited | Professional & scientific | 2023 |
| Future Care Agency Ltd | Health & social care | 2022 |
| Future Design & Build Ltd | Construction | 2024 |
| Future Garden Limited | Wholesale & retail | 2002 |
| Future Global Trading Ltd | Wholesale & retail | 2025 |
| Future Haulage Ltd | Transport & logistics | 2024 |
| Future People Partners Limited | Real estate | 2026 |
| Future People Services Limited | Professional & scientific | 2026 |
| FUTURE35 Ltd | Construction | 2021 |
| Futureflow Energy Ltd | Construction | 2026 |
| Futurempire Ltd | Wholesale & retail | 2024 |
| Futuretech Services Limited | Information & communication | 2021 |
| Futuristic Commerce Ltd | Wholesale & retail | 2026 |
| Futuristic Visionary Ltd | Real estate | 2016 |
| Futuristix Ltd | Wholesale & retail | 2025 |
| Fuyinks Limited | Health & social care | 2019 |
| Fuzzy Brick Ltd | Arts & recreation | 2019 |
| FXD Global Limited | Financial services | 2025 |
| Fyda Foods Ltd | Wholesale & retail | 2025 |
| FYI Boss Ltd | Professional & scientific | 2023 |
| G & D - Construction and Design Limited | Construction | 2012 |
| G & M Lofts Limited | Construction | 2012 |
| G and M Vendings Ltd | Hospitality | 2025 |
| G B Property Development (Havering) Limited | Real estate | 2011 |
| G Bilius Ltd | Construction | 2026 |
| G Corporate Solutions Ltd | Professional & scientific | 2011 |
| G D Service Station Ltd | Wholesale & retail | 2015 |
| G Dunca Professional Ltd | Construction | 2023 |
| G E Asset Finance & Leasing Ltd | Financial services | 2001 |
| G Evolution Group Services Ltd | Construction | 2025 |
| G F Plumbing Ltd | Construction | 2014 |
| G J F Contractors Limited | Construction | 2019 |
| G Look Fashion Ltd | Wholesale & retail | 2011 |
| G Molac Ltd | Transport & logistics | 2020 |
| G Oliver Electrical Limited | Construction | 2009 |
| G P Venue Ltd | Hospitality | 2015 |
| G Price Electrical Installations Ltd | Construction | 2012 |
| G S Copsey Ltd | Extraterritorial | 1988 |
| G S E Freight (UK) Limited | Transport & logistics | 2004 |
| G Stinton Plumbing and Drainage Limited | Construction | 2025 |
| G T Construction (Ilford) Ltd | Construction | 2012 |
| G T Properties (Ilford) Ltd | Real estate | 2024 |
| G Taylor Limited | Hospitality | 2007 |
| G Team Ltd | Hospitality | 2007 |
| G&A Contractors Ltd | Construction | 2022 |
| G&D Civils Ltd | Construction | 2024 |
| G&D Facade Ltd | Construction | 2014 |
| G&D Wholesale Ltd | Wholesale & retail | 2022 |
| G&E Lion Carpentry Ltd | Manufacturing | 2018 |
| G&G Gardening Services Ltd | Administrative & support | 2025 |
| G&H Plastering Ltd | Construction | 2020 |
| G&I Horizon Investment Ltd | Real estate | 2021 |
| G&I Motors Ltd | Wholesale & retail | 2025 |
| G&J Auto Services Ltd | Wholesale & retail | 2025 |
| G&J Cleaning Ltd | Other services | 2018 |
| G&N Ecom Ltd | Wholesale & retail | 2023 |
| G&S Colour Match Ltd | Wholesale & retail | 2026 |
| G-Tek Drywall & Plastering Ltd | Construction | 2022 |
| G.A Hashmi and Sons Ltd | Other services | 2023 |
| G.A. Drylining Ltd | Construction | 2017 |
| G.E.S. Consultancy Limited | Professional & scientific | 2010 |
| G.M. Burridge Limited | Information & communication | 2003 |
| G.Sufa Construction Ltd | Construction | 2020 |
| G.Zacko Autotrader and Recovery Service Ltd | Wholesale & retail | 2019 |
| G2 Global Limited | Financial services | 2015 |
| G2D Properties Limited | Real estate | 2023 |
| G5 Ventures Ltd | Wholesale & retail | 2020 |
| G5M IT Solutions Ltd | Information & communication | 2019 |
| GA Essex Construction Limited | Construction | 2021 |
| Gabby'Sworld Ltd | Wholesale & retail | 2015 |
| Gabitatrans Ltd | Transport & logistics | 2026 |