| Ewise Consulting Limited | Professional & scientific | 2013 |
| Excel Automatic Doors and Shutters Ltd | Construction | 2026 |
| Excel Building Services Ltd | Water & waste | 2013 |
| Excel Estate Agency Limited | Real estate | 2012 |
| Excel Partners Limited | Professional & scientific | 2020 |
| Exceldoors Ltd | Construction | 2021 |
| Excellence Food NW Limited | Hospitality | 2024 |
| EXCELLENCE4HEALTH Limited | Health & social care | 2024 |
| Excellent Engineering Services Limited | Administrative & support | 2024 |
| Excellent Reporting Limited | Professional & scientific | 2008 |
| Excellium Ltd | Professional & scientific | 2019 |
| Excellus Limited | Professional & scientific | 2018 |
| Excelsior Psychiatric Services Limited | Professional & scientific | 2025 |
| Excenture Services Ltd | Professional & scientific | 2025 |
| Exchange Facilities Services Limited | Administrative & support | 2016 |
| Exchangely Ltd | Information & communication | 2026 |
| Exchequer Grange Limited | Real estate | 2019 |
| Exclusive Bifolds Ltd | Construction | 2020 |
| Exclusive Design Services Limited | Wholesale & retail | 1989 |
| Exclusive Education Ltd | Administrative & support | 2011 |
| Exclusivestaffs Ltd | Health & social care | 2024 |
| Executive Rail Limited | Administrative & support | 2008 |
| Executive Travel Warrington Ltd | Transport & logistics | 2025 |
| Executive VPA Ltd | Administrative & support | 2019 |
| Exeff Ltd | Information & communication | 2026 |
| Exelasis Ltd | Information & communication | 2022 |
| Exellftv Ltd | Professional & scientific | 2026 |
| Exim Express Ltd | Manufacturing | 2026 |
| Exit Strategy Consultants Limited | Professional & scientific | 2025 |
| Expert Consultancy Ltd | Professional & scientific | 2022 |
| Expert Driver Trainer Ltd | Education | 2019 |
| Expert Management Service Limited | Professional & scientific | 2019 |
| Expert Safety Compliance Limited | Professional & scientific | 2019 |
| Expert Support Services Limited | Information & communication | 2004 |
| Expertusit Ltd | Information & communication | 2015 |
| Explore Digital Ltd | Extraterritorial | 2017 |
| Explore Limited | Extraterritorial | 2015 |
| Explore Mortgages Ltd | Financial services | 2023 |
| Explore Plant Hire Limited | Extraterritorial | 2017 |
| Explore Training & Development Ltd | Professional & scientific | 2002 |
| Exponential Change Limited | Administrative & support | 2023 |
| Export & Import Logistics UK Ltd | Other services | 2020 |
| Exposed Technology Limited | Information & communication | 2016 |
| Express Cargo Forwarding Limited | Transport & logistics | 1989 |
| Express Energies & Audiovisual Services Ltd | Energy | 2025 |
| Express Gifts 01 Ltd | Wholesale & retail | 2022 |
| Express Graphics Limited | Manufacturing | 2004 |
| Express IT (U.K.) Limited | Transport & logistics | 2000 |
| EXPRESSTRANS24 Limited | Transport & logistics | 2025 |
| Exsellerate Limited | Construction | 2009 |
| Extnt CIC | Manufacturing | 2025 |
| Extra GAS (UK) Ltd | Extraterritorial | 2014 |
| Extra Mile Vehicle Transport and Trailer Hire Ltd | Transport & logistics | 2024 |
| Extreme Cutting House Ltd | Other services | 2003 |
| Extrode Limited | Wholesale & retail | 2001 |
| EYE Opener Limited | Real estate | 2019 |
| EYE Sight Optical Ltd | Health & social care | 2018 |
| Eyeq Experts Limited | Professional & scientific | 2025 |
| Eyers Chemical Engineering Ltd | Professional & scientific | 2022 |
| Eyeseek Limited | Health & social care | 2022 |
| Eynar Consulting Limited | Information & communication | 2013 |
| EZ IT Consultancy Limited | Information & communication | 2016 |
| Ezmoly Limited | Administrative & support | 2006 |
| F & H Group Ltd | Administrative & support | 2019 |
| F P Mailing North of England Limited | Other services | 2014 |
| F. Houghton and Family Ltd | Real estate | 1992 |
| F. Wall Consultants Ltd | Administrative & support | 2023 |
| F.E Construction Ltd | Construction | 2024 |
| F1 Technical Authoring Limited | Administrative & support | 2026 |
| F11 Photography Ltd | Professional & scientific | 2018 |
| F2S Project Consulting Ltd | Administrative & support | 2024 |
| Faadc Limited | Administrative & support | 2014 |
| FAB Store Limited | Wholesale & retail | 2024 |
| FAB Traffic Ltd | Professional & scientific | 2017 |
| FAB25 Consultancy Ltd | Financial services | 2025 |
| Fabnosh Limited | Administrative & support | 2010 |
| Fabri Subsea Consulting Ltd | Professional & scientific | 2020 |
| Fabricated.Xyz Limited | Professional & scientific | 2020 |
| Fabulous Consulting Ltd | Professional & scientific | 2021 |
| Face the Sun Ltd | Wholesale & retail | 2025 |
| Faces Aesthetics Training Academy Limited | Other services | 2021 |
| Faces Aesthetics Treatments Limited | Other services | 2021 |
| Facile Technology Limited | Information & communication | 2011 |
| Fade Station Ltd | Other services | 2021 |
| Failedscty Limited | Extraterritorial | 2024 |
| Fair 4 ALL Trading Ltd | Wholesale & retail | 2020 |
| Fairbrook Developments Ltd | Construction | 2021 |
| Fairclough's Construction Ltd | Construction | 2025 |
| Fairfield and Howley Neighbourhood Project | Education | 2009 |
| Fairfield Commercial Cleaning Limited | Administrative & support | 2025 |
| Fairfield Dental Practice Ltd | Health & social care | 2021 |
| Fairfield Interim Limited | Administrative & support | 2014 |
| Fairhaven Environmental Ltd | Agriculture & fishing | 2011 |
| Fairhurst Rental Properties Limited | Other services | 2019 |
| Fairlet Ltd | Real estate | 2020 |
| Fairlight Property (North West) Limited | Real estate | 2021 |
| Fairways SAP Services Limited | Administrative & support | 2012 |
| FAIRWINDS11 LLP | | 2016 |
| Fairy Forest School Limited | Education | 2014 |
| Fairylight Concerts Limited | Arts & recreation | 2024 |