| Emmaforce Services (Olton) Limited | Real estate | 1987 |
| Endlessillusions Ltd | Administrative & support | 2019 |
| Energy Integrity Services Ltd | Professional & scientific | 2018 |
| Energy Integrity Technologies Limited | Professional & scientific | 2024 |
| Enfield Arts Partnership Limited | Administrative & support | 2001 |
| Entertainment Property Ltd | Real estate | 2006 |
| Epitopia Limited | Administrative & support | 2021 |
| Equityswipe Ltd | Wholesale & retail | 2019 |
| Eradicure (Environmental Living) Limited | Construction | 2012 |
| Eraofdestinies Ltd | Wholesale & retail | 2019 |
| Erica Bowen Consulting Ltd | Information & communication | 2020 |
| Erich Homes Limited | Construction | 2020 |
| ERS Office Supplies Ltd | Wholesale & retail | 2008 |
| Escalate Property Services Limited | Construction | 2022 |
| Essence Design Limited | Information & communication | 1996 |
| Etla Solutions Limited | Financial services | 2026 |
| Eucerep Ltd | Administrative & support | 2021 |
| Euphoria-Dance (UK) Limited | Arts & recreation | 2014 |
| European Equine Transport Limited | Transport & logistics | 2018 |
| Euryvest Ltd | Wholesale & retail | 2024 |
| Euwa Operations Ltd | Professional & scientific | 2022 |
| Evcv Limited | Wholesale & retail | 2021 |
| Ever Rise Living Limited | Wholesale & retail | 2025 |
| Everfuse Ltd | Wholesale & retail | 2019 |
| Exhall Court Farm Management Company Limited | Households | 1989 |
| Exhibition Equipment UK Limited | Administrative & support | 2008 |
| Expert Payroll Solutions Ltd | Other services | 2022 |
| Expert Success Media Limited | Other services | 2012 |
| Express Filter (UK) Limited | Wholesale & retail | 1997 |
| External Dimensions Limited | Construction | 2005 |
| F and F Capital Holdings Limited | Financial services | 2024 |
| F&C Food Limited | Professional & scientific | 2018 |
| F&S Boarding Limited | Other services | 2026 |
| F.I&R.E Ltd | Extraterritorial | 2013 |
| Fable Heart UK Ltd | Wholesale & retail | 2023 |
| Faces for ALL CIC | Health & social care | 2023 |
| Famington Communal Ltd | Households | 2017 |
| Fancy Fries Midlands Limited | Hospitality | 2025 |
| FC Christmas Trees Limited | Wholesale & retail | 2020 |
| Felley Limited | Other services | 2001 |
| Fern & Forge Ltd | Wholesale & retail | 2025 |
| Ferniums Ltd | Wholesale & retail | 2024 |
| FH4-12 Limited | Professional & scientific | 2016 |
| Fiber Laser Cutting Limited | Manufacturing | 2023 |
| Field Resources Ltd | Agriculture & fishing | 2026 |
| Finaero Ltd | Extraterritorial | 2025 |
| Finlan Design Limited | Construction | 2023 |
| Finnegan Haulage Limited | Transport & logistics | 2009 |
| First CUT Productions Limited | Information & communication | 2015 |
| First Finance Consulting Limited | Professional & scientific | 2015 |
| Fish Clothing Ltd. | Manufacturing | 1989 |
| Fish Estate Ltd | Real estate | 2024 |
| Fish File Storage Limited | Arts & recreation | 1975 |
| Flamin' Jays Limited | Manufacturing | 2018 |
| Fleetbolt Ltd | Transport & logistics | 2019 |
| Flemons & Co Limited | Extraterritorial | 2010 |
| Floki Marketing Ltd | Other services | 2024 |
| Flooring (WM) Ltd | Manufacturing | 2013 |
| Flourish and Leaf Ltd | Manufacturing | 2022 |
| FMP ( West Midlands ) Limited | Manufacturing | 2023 |
| Fobdown Ltd | Transport & logistics | 2022 |
| Fonmon Castle Limited | Arts & recreation | 2018 |
| Fooben Limited | Administrative & support | 2017 |
| Forest Moor Ltd | Administrative & support | 2022 |
| Forestad Ltd | Hospitality | 2019 |
| Foreststar Training Ltd | Education | 2024 |
| Forrys Refrigeration Ltd | Manufacturing | 2025 |
| Forward Forklifts Ltd | Administrative & support | 2018 |
| Fostering Classics Ltd | Wholesale & retail | 2019 |
| Four Oaks Maintenance Limited | Manufacturing | 2011 |
| Frankie and Friends Early Years Catering Limited | Arts & recreation | 2015 |
| Fredmoore Holdings Limited | Financial services | 2024 |
| Freedom Forest School CIC | Education | 2021 |
| Freedom of Socks Ltd | Wholesale & retail | 2024 |
| FTC Holdings Limited | Financial services | 2016 |
| Fulcro Engineering Services Limited | Construction | 2002 |
| Functional Physio Limited | Health & social care | 2021 |
| Functions Flow Ltd | Hospitality | 2024 |
| Future Legacy Ltd | Professional & scientific | 2018 |
| G D Corbett Ltd | Administrative & support | 2010 |
| G. a. (Garden Products) Limited | Manufacturing | 2002 |
| Gainsborough Beacon Limited | Professional & scientific | 2025 |
| GALAXY42 Ltd | Information & communication | 2016 |
| Gallard Limited | Professional & scientific | 2008 |
| Gamemakers Coaching Ltd | Education | 2025 |
| Gan-Trac Ltd | Manufacturing | 2024 |
| Gantry-Tractors Ltd | Manufacturing | 2025 |
| Gardian Defence Ltd | Wholesale & retail | 2023 |
| Gardiner Products Limited | Wholesale & retail | 1999 |
| Garry Williams Limited | Construction | 2005 |
| Gary Taylor Plumbing and Heating Limited | Construction | 2015 |
| Gateway Data Solutions Ltd | Information & communication | 2013 |
| Gauge & Tool Makers'Association(The) | Other services | 1942 |
| GAY Relationships Limited | Other services | 2015 |
| GB Roofworks Ltd | Construction | 2025 |
| GC Finance Services Ltd | Professional & scientific | 2022 |
| GDD Marketing Limited | Professional & scientific | 2026 |
| Gearmate Limited | Manufacturing | 2016 |
| Gents of Bidford Ltd | Other services | 2026 |
| Geomant UK Limited | Information & communication | 2005 |