| Easyingredients Limited | Wholesale & retail | 2020 |
| Eatsleep Media Limited | Information & communication | 2017 |
| Eco Systems Europe Ltd | Wholesale & retail | 2025 |
| Eden Environmental Consulting Ltd | Professional & scientific | 2013 |
| EGO Ideam Limited | Information & communication | 2023 |
| EGW Properties Limited | Real estate | 2013 |
| Eighty Seven Films Limited | Information & communication | 2008 |
| EIGHTY:20 Services Ltd | Real estate | 2002 |
| Elderfit Community Interest Company | Arts & recreation | 2015 |
| Elderfit TV Ltd | Other services | 2024 |
| Electric Picture Projects CIC | Information & communication | 2025 |
| Elemental Professional Services Limited | Other services | 2006 |
| Elizabeth Cleaver Consulting Limited | Professional & scientific | 2020 |
| Ellani Cars Ltd | Wholesale & retail | 2016 |
| Elver Limited | Information & communication | 2025 |
| EMF Rail Solutions Ltd | Construction | 2019 |
| EMJ Food & Drink Ltd | Hospitality | 2026 |
| EMM Property Limited | Real estate | 2017 |
| Emma Jones Bespoke Travel Limited | Administrative & support | 2025 |
| Emma Jones PR Limited | Professional & scientific | 2012 |
| Emma Sadler Properties Ltd | Administrative & support | 2025 |
| Empower Research Localization Ltd | Professional & scientific | 2023 |
| Empower Translate (Global) Limited | Professional & scientific | 1997 |
| Empty JAM Pots Limited | Professional & scientific | 2024 |
| Endurance Vehicle Solutions Limited | Wholesale & retail | 2019 |
| Engine Rooms (Chepstow) Limited | Administrative & support | 2020 |
| Enviro Plant Ltd | Extraterritorial | 2021 |
| Epic Computing Ltd | Information & communication | 2018 |
| Equas Compliance & Consulting Limited | Professional & scientific | 2026 |
| Equine Productions Ltd. | Information & communication | 2012 |
| Espico Limited | Professional & scientific | 1999 |
| Essential Benchmarking & Reward Solutions Limited | Administrative & support | 2009 |
| Ethos Industrial Ltd | Extraterritorial | 2024 |
| Evans & Randese Limited | Other services | 2007 |
| EVC Clean Limited | Administrative & support | 2024 |
| Events Design by Satin and Lace Ltd | Hospitality | 2022 |
| Everheld Ltd | Information & communication | 2025 |
| Exhibitions Expert Limited | Administrative & support | 2025 |
| Exhibitor Limited | Administrative & support | 2002 |
| Exstoria Limited | Information & communication | 2015 |
| EYE Witness Productions Limited | Information & communication | 2004 |
| Fabrication Construction Ltd | Construction | 2011 |
| Fair Fence Limited | Administrative & support | 2020 |
| Fairman GEO Consulting Ltd | Professional & scientific | 2020 |
| Fairoaks Property Ltd | Real estate | 2015 |
| Fairways Coleford Management (NO. 1) Limited | Households | 1990 |
| FAR From Retreat and Sanctuary Ltd | Agriculture & fishing | 2022 |
| Farhill Consulting Limited | Professional & scientific | 2013 |
| FAT COW Brewing Company Limited | Wholesale & retail | 2019 |
| Faulkner Racing Ltd | Arts & recreation | 2018 |
| Favoured Roma Limited | Health & social care | 2023 |
| Feakes & Co Ltd | Professional & scientific | 2018 |
| Fine & Country (South Wales) Ltd | Real estate | 2023 |
| FIT4GOLF Limited | Extraterritorial | 2012 |
| FITIN30 Ltd | Arts & recreation | 2017 |
| Fitnea Ltd | Health & social care | 2021 |
| Fizzy Education Limited | Education | 2025 |
| Florindi Ltd | Transport & logistics | 2019 |
| Flow State Fabric Ltd | Professional & scientific | 2023 |
| Fluentech Ltd | Manufacturing | 2022 |
| Fluid Dynamic Sciences Services Limited | Information & communication | 2025 |
| FML Marketing Limited | Professional & scientific | 2005 |
| Foldstick Limited | Hospitality | 1998 |
| Folium Botanics Ltd | Agriculture & fishing | 2020 |
| Footprint Productions Limited | Professional & scientific | 1997 |
| Forge Engineering SW Ltd | Professional & scientific | 2024 |
| FOX & FOX Accounting Ltd | Professional & scientific | 2016 |
| FOX & FOX HMO Limited | Real estate | 2016 |
| FOX & FOX International Limited | Wholesale & retail | 2025 |
| FOX & FOX Investment 1 Limited | Real estate | 2021 |
| FOX & FOX Investment 2 Limited | Real estate | 2022 |
| FOX & FOX Investment 3 Limited | Real estate | 2024 |
| FOX & FOX Investment 4 Limited | Real estate | 2024 |
| FOX & FOX Investment 5 Limited | Real estate | 2024 |
| FOX & FOX Investments Limited | Real estate | 2021 |
| FOX & FOX Land and New Homes Limited | Real estate | 2023 |
| FOX & FOX Property Ltd | Real estate | 2019 |
| Foxford PUB Co Ltd | Hospitality | 2025 |
| Foxy Financial Services Ltd | Financial services | 2020 |
| Francis Aviation Consultancy Limited | Professional & scientific | 2025 |
| Franko's Car Sales Ltd | Wholesale & retail | 2024 |
| Freckles & Daisies Ltd | Manufacturing | 2011 |
| Freightage Limited | Transport & logistics | 1986 |
| Frost Design Limited | Wholesale & retail | 2017 |
| Fruitology Ltd | Manufacturing | 2025 |
| FS Series 1 Limited | Information & communication | 2026 |
| Funky Duck (Chepstow) Ltd | Hospitality | 2024 |
| Fuseofficespace Ltd | Administrative & support | 2020 |
| Futurecell Limited | Manufacturing | 2016 |
| Fuzesecurity Ltd | Administrative & support | 2025 |
| FWT Limited | Construction | 1977 |
| G Ostler & SON Limited | Real estate | 2011 |
| G W Consultants Limited | Information & communication | 1998 |
| G&Ld Property Investments Ltd | Households | 2021 |
| Gate Source Drain Semiconductor Ltd. | Manufacturing | 2016 |
| Gemma Kelly Fitness Ltd | Arts & recreation | 2024 |
| Gencreative Ltd | Professional & scientific | 2025 |
| Gens Properties Ltd | Real estate | 2026 |
| Gens Tiling Ltd | Construction | 2026 |
| Geraint Richards Ltd | Wholesale & retail | 2018 |