| Excel Fitness Centre Limited | Other services | 2014 |
| Excele Door Services Ltd | Manufacturing | 2022 |
| Excess Stock Limited | Wholesale & retail | 2015 |
| Exchange Hire Services Ltd | Transport & logistics | 2017 |
| Exchange Parking Services Ltd | Real estate | 2020 |
| Exchange Storage Services Ltd | Transport & logistics | 2017 |
| Exclusive Furnishing Ltd | Wholesale & retail | 2006 |
| Exec Logistics Ltd | Transport & logistics | 2021 |
| Exec Team A&B Limited | Professional & scientific | 2019 |
| Executive Recruitment Ltd | Administrative & support | 2021 |
| Exel Building Services Ltd | Construction | 2015 |
| EXG Limited | Education | 2003 |
| Exhale and Elevate CIC | Education | 2025 |
| Exin Transport Ltd | Transport & logistics | 2022 |
| Exlabesa Building Systems Limited | Manufacturing | 2011 |
| Exlabesa Extrusions (Doncaster) Limited | Manufacturing | 2001 |
| Exlabesa Holdings (Europe) Limited | Financial services | 2018 |
| Exnova Export Ltd | Extraterritorial | 2026 |
| EXO Intelligence Ltd | Information & communication | 2025 |
| EXP International Systems Limited | Professional & scientific | 2012 |
| Expedit Developments 2 Limited | Construction | 2019 |
| Expedit Developments 2 Residential Limited | Construction | 2023 |
| Expedite Estates Limited | Construction | 2018 |
| Expert Construction Limited | Construction | 2024 |
| Expert Equestrian Ltd | Wholesale & retail | 2018 |
| Expert Select Ltd | Administrative & support | 2015 |
| Expert Voice Ltd | Professional & scientific | 2025 |
| Explore Therapy Ltd | Extraterritorial | 2025 |
| Expo Campers Ltd | Manufacturing | 2025 |
| Expo Team Limited | Manufacturing | 2025 |
| Expres Eagle Ltd | Transport & logistics | 2025 |
| Express by Homies Limited | Hospitality | 2024 |
| Express Cremations Ltd | Other services | 2023 |
| Express Foodie Ltd | Hospitality | 2025 |
| Express Legal Progression Limited | Real estate | 2025 |
| Express Serv Ltd | Transport & logistics | 2019 |
| Express Transport Rares Ltd | Transport & logistics | 2025 |
| Extend CRM Ltd | Information & communication | 2012 |
| Extension Specialists Ltd | Construction | 2026 |
| Extra Mile Athletes Ltd | Arts & recreation | 2022 |
| Extreme Corporate Events Limited | Administrative & support | 2007 |
| Extrudakerb (Maltby Engineering) Limited | Construction | 1977 |
| Extrudakerb Limited | Construction | 2023 |
| Extrusion Supplies UK Limited | Manufacturing | 2016 |
| Extrusion Zone Ltd | Professional & scientific | 2023 |
| Exvilorx for Public Supplies Ltd | Extraterritorial | 2026 |
| Eyes-On Investigations Ltd | Administrative & support | 2019 |
| EYM Property Solutions Ltd | Real estate | 2025 |
| Eyvbowho-Unsworth Consultancy Ltd | Professional & scientific | 2017 |
| Ezulu Marketing Ltd | Professional & scientific | 2019 |
| F & a Corporation Ltd | Wholesale & retail | 2025 |
| F & E Electrical Services Ltd | Construction | 2017 |
| F D Statton & SON Limited | Transport & logistics | 2003 |
| F E Lodge & SON Limited | Agriculture & fishing | 2009 |
| F E Telerail Ltd | Information & communication | 2014 |
| F L Accounting Ltd | Professional & scientific | 2017 |
| F L Associates Ltd | Administrative & support | 2015 |
| F&D Retail Ltd | Wholesale & retail | 2024 |
| F&O Elite Couriers Ltd | Transport & logistics | 2024 |
| F&R Transport Ltd | Transport & logistics | 2021 |
| F&S Auto Bodyshop Ltd | Wholesale & retail | 2020 |
| F&S Auto Mechanics Limited | Wholesale & retail | 2025 |
| F. William Ellis Limited | Professional & scientific | 1992 |
| F.R.S Installations Limited | Construction | 2008 |
| F8 Property Holding Limited | Real estate | 2023 |
| FAB Marketing Ltd | Professional & scientific | 2018 |
| FAB Recycling Limited | Wholesale & retail | 2002 |
| FAB SOLUTIONS23 Limited | Wholesale & retail | 2024 |
| FAB Tax 520 Limited | Professional & scientific | 2025 |
| FAB Tax Limited | Professional & scientific | 2017 |
| Fabcon (Doncaster) Limited | Manufacturing | 2014 |
| Faber & Bishopp PR Limited | Other services | 2010 |
| Fabi Logistics Ltd | Transport & logistics | 2022 |
| Fable & Fern Limited | Extraterritorial | 2026 |
| Fabricat (Ireland) Limited | Construction | 2009 |
| Face Facts Medispa Ltd | Health & social care | 2015 |
| Facecleaning Ltd | Administrative & support | 2025 |
| Factory Finish Limited | Wholesale & retail | 2003 |
| Factory of Dreams Limited | Wholesale & retail | 2026 |
| Factory Sofa Shop Ltd | Wholesale & retail | 2026 |
| Factotum Sports Media Limited | Financial services | 2013 |
| Fades and Blades One Limited | Other services | 2026 |
| Faerfield Limited | Administrative & support | 2019 |
| Fafiwa Investments Limited | Health & social care | 2019 |
| Fagura Property Investments Limited | Real estate | 2025 |
| Fagura Taverns Limited | Hospitality | 2025 |
| Fair Trading Limited | Wholesale & retail | 2017 |
| Fairclough Contractors Limited | Construction | 2015 |
| Fairclough Interior & Exterior Decorators Ltd | Construction | 2022 |
| Fairdale (Restaurants) Limited | Hospitality | 1975 |
| Fairfax and Porter Kitchens Ltd | Professional & scientific | 2026 |
| Fairfax and Porter Ltd | Wholesale & retail | 2022 |
| Fairfax and Porter Retail Ltd | Wholesale & retail | 2023 |
| Fairfax Investments (Batley) Limited | Real estate | 2026 |
| Fairfax Investments (Gomersal) Ltd | Real estate | 2023 |
| Fairfax Investments (Mill Lane) Ltd | Construction | 2024 |
| Fairfax Investments Holdings Limited | Financial services | 2026 |
| Fairfield Developments (Doncaster) Limited | Construction | 1996 |
| Fairfield Developments (Mallard Court) Limited | Real estate | 2012 |
| Fairfield Fencing Limited | Construction | 2022 |