| Eco Clean Ovens Ltd | Administrative & support | 2018 |
| ECO360 Group Ltd | Manufacturing | 2020 |
| Eden's Forest C.I.C. | Professional & scientific | 2017 |
| Edgeways Productions Ltd | Manufacturing | 2014 |
| Eductech Ltd | Information & communication | 2025 |
| Edusn Ltd | Education | 2023 |
| Edward Swale Limited | Wholesale & retail | 1970 |
| Ej's Bikes Ltd | Wholesale & retail | 2024 |
| EJW Finance Ltd | Financial services | 2024 |
| Elby Properties Ltd | Real estate | 2024 |
| Elcris Motors Limited | Wholesale & retail | 1995 |
| Electric Car Transport Limited | Transport & logistics | 2023 |
| Electric Pony Ltd | Information & communication | 2018 |
| Elevate Arts CIC | Arts & recreation | 2022 |
| Elevate Performance HQ Limited | Arts & recreation | 2026 |
| Elevate Strength and Conditioning Limited | Arts & recreation | 2023 |
| ELF Electrical Ltd | Construction | 2021 |
| Elgar Books Limited | Information & communication | 2021 |
| Elite Sourcing and Manufacturing Ltd | Wholesale & retail | 2024 |
| Elmwood Doctors Ltd | Health & social care | 2017 |
| Elton Private Hire Ltd | Transport & logistics | 2010 |
| Emdr-Help Ltd | Health & social care | 2023 |
| Enabling Youth and Motorcross CIC | Education | 2016 |
| Energico UK Ltd | Professional & scientific | 2026 |
| Energy in Action Limited | Wholesale & retail | 2002 |
| Energy Optimise Service Limited | Professional & scientific | 2025 |
| Engineering Research Projects Ltd | Manufacturing | 2020 |
| Enigma Development Holdings Limited | Real estate | 2020 |
| Ensco 986 Limited | Construction | 2013 |
| Enterprise Support Solutions Ltd | Professional & scientific | 2010 |
| Environmental GB Limited | Construction | 1999 |
| Erin's Meadow Limited | Construction | 2024 |
| ES Legal Services Limited | Professional & scientific | 2018 |
| Estates, Property and Management Ltd | Construction | 2023 |
| Estudi Reaccion EN Cadena Ltd | Professional & scientific | 2026 |
| ET Aquila Limited | Professional & scientific | 2021 |
| Ethiqa Limited | Extraterritorial | 2014 |
| Eurochem Automotive Chemicals Ltd | Wholesale & retail | 2006 |
| Eurotec Nutrition Limited | Wholesale & retail | 1991 |
| EV Finmod Ltd | Professional & scientific | 2025 |
| EVE Huxley Trading AS the Potters DEN Ltd | Arts & recreation | 2025 |
| Evergreen Psychology Ltd | Education | 2022 |
| Everything IS Connected Ltd | Professional & scientific | 2013 |
| Excel Business Management Consulting Limited | Information & communication | 2013 |
| Excel Event Services Limited | Hospitality | 2012 |
| Exclusive Hairdressing Limited | Other services | 2011 |
| EXP Live Limited | Administrative & support | 2013 |
| Experience Partners Ltd | Professional & scientific | 2023 |
| Expert Heating Limited | Construction | 2006 |
| Explore Local Media Ltd | Professional & scientific | 2021 |
| Exquisite Engagements Limited | Hospitality | 2017 |
| Extreme Dent Removal Ltd | Wholesale & retail | 2015 |
| Fabeng Solutions Ltd | Professional & scientific | 2025 |
| Fabulous Gladrags Ltd | Wholesale & retail | 2017 |
| Fairandfunky CIC | Wholesale & retail | 2012 |
| Fallen Leaf Design Limited | Administrative & support | 2013 |
| Fantham Properties Limited | Real estate | 2025 |
| Farbanks Ltd | Administrative & support | 2024 |
| Farmhouse Cottage Ltd | Households | 2023 |
| Farpod Limited | Construction | 2003 |
| Fartown Properties Limited | Construction | 2008 |
| FDC Consulting Limited | Administrative & support | 2015 |
| FDC3 Limited | Professional & scientific | 2020 |
| FDY Limited | Wholesale & retail | 2015 |
| Feeling Safe Foundation | Health & social care | 2014 |
| Female Focussed Finance Ltd | Financial services | 2024 |
| Fenrir Power Limited | Professional & scientific | 2023 |
| Fernleigh Consulting Ltd | Professional & scientific | 2021 |
| FHH Developments (Yorkshire) Ltd | Construction | 2024 |
| Fielding Allen Property Group Ltd | Real estate | 2024 |
| Fielding Property Renovation Ltd | Administrative & support | 2024 |
| Filter Plant Solutions Limited | Construction | 2003 |
| FIN Cooper Ltd | Other services | 2019 |
| Finding YOU Through Motherhood Ltd | Health & social care | 2023 |
| Fiona Butt - Training and Consultancy Limited | Professional & scientific | 2013 |
| Fire Alarm Parts Limited | Wholesale & retail | 2010 |
| Firetech Pump Services Ltd | Manufacturing | 2009 |
| Firstscan Health Ltd | Other services | 2025 |
| Firstscan Ltd | Administrative & support | 2016 |
| Flash Fuel Vending Ltd | Wholesale & retail | 2026 |
| Flat CAP Productions Limited | Administrative & support | 2025 |
| Flavour King Ltd | Manufacturing | 2018 |
| Flavour World Ltd | Manufacturing | 2018 |
| Flippers Swim Babes Limited | Wholesale & retail | 2003 |
| Floe Fitness Limited | Wholesale & retail | 2023 |
| Floorseal Ltd | Wholesale & retail | 2019 |
| Floortex (U.K.) Limited | Real estate | 1979 |
| Focus Consult Ltd | Professional & scientific | 2026 |
| Force of Nature Creative Group Ltd | Professional & scientific | 2021 |
| Foresight Holdings Limited | Wholesale & retail | 2015 |
| Fork in the Soup CIC | Education | 2025 |
| Form Architecture and Design Limited | Extraterritorial | 2007 |
| Form Group Limited | Extraterritorial | 2007 |
| Form Space & Light Limited | Extraterritorial | 2007 |
| Formula Accountancy Limited | Professional & scientific | 2018 |
| Fortis Homes Limited | Construction | 2005 |
| Fortis Partnership LLP | | 2026 |
| Fortis Portfolio Ltd | Real estate | 2023 |
| Fortune Global Consultants and Commerce Ltd | Professional & scientific | 2025 |
| FORTY3UK Limited | Wholesale & retail | 2018 |