| European Parks & Leisure Homes Holdings Ltd | Professional & scientific | 2018 |
| European Parks & Leisure Homes Ltd | Professional & scientific | 2017 |
| Euroswitch Limited | Extraterritorial | 1994 |
| EV Cargo UK Limited | Other services | 2019 |
| Eveborne Limited | Construction | 2023 |
| Ever Excellent Limited | Health & social care | 2017 |
| Everett Transport Services Limited | Transport & logistics | 2005 |
| Evergreen Human Capital Limited | Professional & scientific | 2023 |
| Eversafe Moving & Storage Ltd | Transport & logistics | 2026 |
| Every Home Interiors Limited | Wholesale & retail | 2023 |
| Every House Interiors Ltd | Wholesale & retail | 2019 |
| Evilginger Miniatures Ltd | Wholesale & retail | 2024 |
| Evolve Property & Living Ltd | Real estate | 2025 |
| Excel Cleanz Limited | Administrative & support | 2020 |
| Excel Direct Ltd | Information & communication | 2021 |
| Excel IT Systems Ltd | Information & communication | 2015 |
| Executive Alpine Taxis (Burton) Ltd | Transport & logistics | 2013 |
| Executive Transfer Limited | Transport & logistics | 2019 |
| EXM Couriers Ltd | Transport & logistics | 2021 |
| Express Cleaning Solutions Ltd | Administrative & support | 2024 |
| Express Commercial Laundry & Cleaning Limited | Other services | 2024 |
| Express Motors INT Ltd | Wholesale & retail | 2025 |
| Expressbart Ltd | Transport & logistics | 2022 |
| Exquisite Developments Limited | Real estate | 2011 |
| Extensys Limited | Information & communication | 2025 |
| Extnddntwrk Ltd | Arts & recreation | 2017 |
| Extra Mile 76 Limited | Transport & logistics | 2025 |
| Extrawurst UK Limited | Administrative & support | 2021 |
| EYE Commercials Group Limited | Wholesale & retail | 2018 |
| EYE Group Limited | Wholesale & retail | 2018 |
| F & J Building Solutions Ltd | Construction | 2026 |
| F F Homes Limited | Real estate | 2002 |
| F Stop Press Ltd | Professional & scientific | 2013 |
| F&K Logistics Ltd | Transport & logistics | 2020 |
| F1 Valeting Centre Ltd | Other services | 2025 |
| Faaf Enterprise Ltd | Wholesale & retail | 2025 |
| Faast LET Ltd | Professional & scientific | 2020 |
| Fabrifence & Barriers Limited | Manufacturing | 2025 |
| Face ITN Limited | Financial services | 2020 |
| Faceroom Limited | Real estate | 2013 |
| Faciem Limited | Health & social care | 2013 |
| Fair Driver Ltd | Transport & logistics | 2019 |
| Fairfield Window Services Limited | Construction | 2016 |
| Fairmont Clarke Property Ltd | Real estate | 2025 |
| Fairways Branston Management (NO 3) Limited | Households | 1994 |
| Falcon Logistics Europe Limited | Transport & logistics | 2006 |
| Falcon Turkish BBQ Ltd | Hospitality | 2026 |
| Family Key Properties Limited | Real estate | 2026 |
| Fams Consultancy Ltd | Administrative & support | 2018 |
| Fandstan Electric Group Limited | Professional & scientific | 1973 |
| Fandstan Electric Limited | Professional & scientific | 1980 |
| Fangoslatexstore Ltd | Wholesale & retail | 2025 |
| Fanuel Magaya Ltd | Health & social care | 2017 |
| Farndon Electrical Services Limited | Construction | 2013 |
| Farrington and Kind Ltd | Professional & scientific | 2022 |
| Fast & Load Transport Ltd | Transport & logistics | 2014 |
| Fast Buy Mortgage Solutions Ltd | Financial services | 2024 |
| Fast Car Sprayer Ltd | Wholesale & retail | 2018 |
| Fast Flow Plumber Ltd. | Construction | 2025 |
| Fast Lane T/A BE My Motor Ltd | Wholesale & retail | 2024 |
| Fast Road Vehicle Solutions Ltd | Manufacturing | 2020 |
| Fastroadfreight Ltd | Transport & logistics | 2022 |
| Fatgirl Health Ltd | Health & social care | 2026 |
| Fauld House Care Home Ltd | Health & social care | 2019 |
| Fauld Industrial Estate Roads Ltd | Administrative & support | 2016 |
| Fazil Holdings Ltd | Real estate | 2025 |
| FBC Properties Limited | Households | 2019 |
| Fdss Solutions Ltd | Professional & scientific | 2020 |
| FEN Property Investment Ltd | Real estate | 2018 |
| FER Trans Ltd | Transport & logistics | 2021 |
| Ferguson Pipework Solutions Limited | Construction | 2018 |
| Ferra PVC Compounds Ltd | Wholesale & retail | 1997 |
| Ferther Group Ltd | Information & communication | 2024 |
| Fesmarg Communications Ltd | Wholesale & retail | 2016 |
| Fi's Kitchen Ltd | Hospitality | 2025 |
| Fiducia UK Holdings Ltd | Financial services | 2021 |
| Field and Country Ltd | Transport & logistics | 2008 |
| Field Supplies (Etwall) Limited | Manufacturing | 2004 |
| Fight Station Limited | Education | 2023 |
| Figurehead Boat Co. Ltd | Manufacturing | 2021 |
| Final Tree Ltd | Arts & recreation | 2025 |
| Finance Optimizer Tool Ltd | Information & communication | 2018 |
| Fine Wine Investments Ltd | Wholesale & retail | 2020 |
| Fingerprint Events Ltd | Administrative & support | 2006 |
| Finon Ltd | Information & communication | 2025 |
| Firs Day Nursery Limited | Health & social care | 2002 |
| First Base Self Storage Limited | Real estate | 2001 |
| First Choice Foodservice Ltd | Wholesale & retail | 2011 |
| First Garden City Consulting Ltd | Professional & scientific | 2020 |
| First Impressions Paving Limited | Manufacturing | 2019 |
| First Option Security Ltd | Administrative & support | 2024 |
| First Point Transport Limited | Transport & logistics | 2019 |
| Fish Tambourine Songs Ltd | Information & communication | 2025 |
| Fitnessforladiesgym Ltd | Arts & recreation | 2023 |
| Fixitnearby Ltd | Construction | 2025 |
| FJ & Associates Ltd | Professional & scientific | 2025 |
| Fjri Limited | Professional & scientific | 2018 |
| Fkit Club Ltd | Information & communication | 2022 |
| Flames Special Ltd | Hospitality | 2026 |
| Flavours 19 Limited | Wholesale & retail | 2021 |