| Express Wholesale Services Limited | Wholesale & retail | 2011 |
| Express Workforce Limited | Administrative & support | 2013 |
| Expression of YOU CIC | Information & communication | 2020 |
| Expressions (Rawdon) Limited | Other services | 2002 |
| Expressive Thoughts Limited | Professional & scientific | 2016 |
| Expresso Plus Limited | Wholesale & retail | 2018 |
| Exprodat Consulting Limited | Information & communication | 2002 |
| Exquisite Handmade Cakes Limited | Professional & scientific | 2024 |
| Extensions by Emma H Limited | Other services | 2025 |
| Exterior Cleaning Equipment Ltd | Wholesale & retail | 2023 |
| Exterior Cleaning Products Ltd | Wholesale & retail | 2023 |
| Exterior Living Ltd | Households | 2020 |
| Exterior Spaces From Express Limited | Manufacturing | 2024 |
| Exterior Weatherproof Systems Ltd | Construction | 2021 |
| External Architectural Powder Coatings Ltd | Professional & scientific | 2026 |
| External Cleaning Group Ltd | Administrative & support | 2023 |
| Extra Energy Supply Limited | Energy | 2012 |
| Extra Style Construction Solutions Ltd | Construction | 2022 |
| Extract Filtration Solutions Limited | Professional & scientific | 2020 |
| Extract Science Limited | Information & communication | 1998 |
| Extramo Limited | Financial services | 2024 |
| Extras Holdings Limited | Financial services | 2018 |
| Extras Limited | Wholesale & retail | 1996 |
| Extravagante Blinds Ltd | Wholesale & retail | 2017 |
| Extreme Enterprises Ltd | Wholesale & retail | 2023 |
| Extremus Limited | Administrative & support | 2019 |
| Exufor Consulting Limited | Information & communication | 2025 |
| Exxollon Limited | Transport & logistics | 2010 |
| Exynos Limited | Financial services | 2015 |
| EY Enterprise Limited | Real estate | 2002 |
| EY UP Ltd | Information & communication | 2026 |
| Eybraids Limited | Other services | 2023 |
| EYE 4 Data Ltd | Information & communication | 2020 |
| EYE 4 Films Limited | Information & communication | 2001 |
| EYE to EYE Ventures Ltd | Professional & scientific | 2019 |
| EYE2EYE Clinics Limited | Other services | 2008 |
| EYE2K Limited | Health & social care | 2010 |
| Eyeball Consulting Leeds Ltd | Administrative & support | 2017 |
| Eyes Hub Limited | Administrative & support | 2021 |
| Eyes of Rain Ltd | Information & communication | 2010 |
| Eyesec Commercial Limited | Administrative & support | 2019 |
| Eyesec Limited | Information & communication | 2019 |
| Eyesec Smart Home Solutions Ltd | Administrative & support | 2019 |
| Eyesite Optical (Halton) Ltd | Wholesale & retail | 2025 |
| Eyewitness Media Ltd | Information & communication | 2017 |
| Eying Solution Limited | Information & communication | 2025 |
| Eyra Wellness Co Ltd | Arts & recreation | 2025 |
| Eyre Safeguarding Services Limited | Education | 2018 |
| Eyup.Tech Ltd | Professional & scientific | 2026 |
| Eyupcataring Limited | Hospitality | 2023 |
| Eyvetcare Ltd | Professional & scientific | 2025 |
| EZ Teamsports Limited | Manufacturing | 2016 |
| EZA Ventures Ltd | Manufacturing | 2025 |
| EZE Oats Limited | Manufacturing | 2023 |
| Ezec Medical Transport Services - Trading AS Emed Group Limited | Transport & logistics | 2000 |
| Ezechi-Igbo Holdings Limited | Transport & logistics | 2025 |
| Ezeypezey Limited | Other services | 2023 |
| Ezzat Consulting Ltd | Information & communication | 2019 |
| F & G Construction Ltd | Construction | 2025 |
| F & H Property Management Limited | Real estate | 2020 |
| F & J Holiday Cottage Limited | Real estate | 2023 |
| F & T Investments (Leeds) Limited | Construction | 2021 |
| F 4 Limited | Construction | 2015 |
| F Arif Estates Ltd | Real estate | 2025 |
| F Biddles Ltd | Administrative & support | 2015 |
| F C S (North) Ltd | Construction | 2002 |
| F D B Design Limited | Professional & scientific | 2005 |
| F Giraldo Consulting Ltd | Professional & scientific | 2017 |
| F H F (Nominees) Limited | Administrative & support | 1986 |
| F H P Electrical Limited | Construction | 2012 |
| F H Property Services Limited | Real estate | 2010 |
| F M Cakes Limited | Wholesale & retail | 2013 |
| F Mental Health C.I.C. | Health & social care | 2019 |
| F T Needy's Ltd | Wholesale & retail | 2025 |
| F T Squared Properties Limited | Administrative & support | 2017 |
| F Wood Solutions Ltd | Professional & scientific | 2014 |
| F X Utilities Limited | Information & communication | 2010 |
| F&A Transport Ltd | Transport & logistics | 2024 |
| F&B Development Limited | Real estate | 2022 |
| F&B Motorhome Retreats Ltd | Administrative & support | 2023 |
| F&B Residential Ltd | Real estate | 2024 |
| F&C Assets Management Limited | Financial services | 2021 |
| F&F Building Services Ltd | Construction | 2025 |
| F&G Group Ltd | Professional & scientific | 2025 |
| F&M Negria Ltd | Transport & logistics | 2019 |
| F&N Projects Ltd | Health & social care | 2018 |
| F&O Logistics Ltd | Transport & logistics | 2026 |
| F&P Healthcare Ltd | Administrative & support | 2022 |
| F&R Distributions Ltd | Wholesale & retail | 2025 |
| F. B. a. Properties Limited | Real estate | 2003 |
| F. Blain Consulting Limited | Information & communication | 2007 |
| F. Blain Estates Limited | Real estate | 2017 |
| F. C. Lancaster Limited | Professional & scientific | 2007 |
| F. Hardwick Limited | Construction | 1997 |
| F. Jackson & Sons (Agricultural Engineers) Limited | | 1979 |
| F.A Services Yorkshire Ltd | Transport & logistics | 2020 |
| F.A Trading Limited | Wholesale & retail | 2026 |
| F.B. Jesper & SON (Holdings) Limited | Financial services | 1999 |
| F.B. Jesper & SON Limited | Wholesale & retail | 1958 |
| F.J.O Ltd | Health & social care | 2022 |