| D C Exhibitions Limited | Administrative & support | 2021 |
| D J Pope Limited | Agriculture & fishing | 2012 |
| D.E. White Estates Limited | Real estate | 1959 |
| D.N. Auto Electrics Ltd | Wholesale & retail | 2024 |
| Daffodil Virtual Assistant Ltd | Administrative & support | 2025 |
| Dark Consultancy Services Limited | Professional & scientific | 2024 |
| Data Duplication Limited | Extraterritorial | 2013 |
| Databarn Limited | Professional & scientific | 2019 |
| Datecs (UK) Ltd | Wholesale & retail | 2008 |
| David Lidington Associates Ltd. | Administrative & support | 2020 |
| David Wootton Property Maintenance Ltd | Construction | 2016 |
| DAX Services Limited | Professional & scientific | 2017 |
| Days to Remember Ltd | Wholesale & retail | 2020 |
| Dcapital Ltd | Health & social care | 2010 |
| Deesp Ltd | Information & communication | 2012 |
| Delite NC Wenda Limited | Financial services | 2018 |
| Dell Projects Construction & Joinery Ltd | Construction | 2025 |
| Dersco (Holdings) Limited | Manufacturing | 2020 |
| Designad Limited | Information & communication | 2020 |
| Designer Contracts (London) Ltd. | Construction | 2013 |
| Designer Contracts Interiors UK Limited | Professional & scientific | 2010 |
| Dextra Ltd | Professional & scientific | 2022 |
| Digital Quality Associates Ltd | Information & communication | 2018 |
| Disguised ZEN Limited | Arts & recreation | 2012 |
| Divelight Limited | Professional & scientific | 2024 |
| DKS Technology Ltd | Information & communication | 2013 |
| Domestic Appliances Limited | Wholesale & retail | 2009 |
| Dormant Company 07939430 Limited | Professional & scientific | 2012 |
| DOWN2EARTH Consulting Limited | Agriculture & fishing | 2002 |
| Drage Digital Limited | Information & communication | 2026 |
| Dragontail Consulting Limited | Administrative & support | 2023 |
| DRB Air Conditioning Ltd | Construction | 2025 |
| Driving Dynamics Solutions Limited | Professional & scientific | 2021 |
| Duke Street Wine Bar Limited | Hospitality | 2014 |
| Dunas 518 Limited | Real estate | 2003 |
| Durashine Auto Body Restoration Ltd | Manufacturing | 2006 |
| Dwsip Limited | Information & communication | 2025 |
| Dwsnap Limited | Information & communication | 2025 |
| E T Bottrill Limited | Health & social care | 2023 |
| East Tone UK Limited | Manufacturing | 2011 |
| Echo of Light Accounts Limited | Professional & scientific | 2011 |
| ED Bussey Music Ltd | Arts & recreation | 2025 |
| Eddelec Limited | Construction | 2015 |
| Eduset Ltd | Education | 2025 |
| Eebeez Ltd | Information & communication | 2013 |
| Ekhaya Homes Ltd | Real estate | 2020 |
| Electrical Automated Systems Ltd | Construction | 2009 |
| Elite Music Camps Ltd | Education | 2020 |
| Elite Plumbing & GAS Services Ltd | Construction | 2023 |
| Elliot Shirra Solutions Limited | Information & communication | 2025 |
| ELM Geosciences Limited | Professional & scientific | 2017 |
| Emats Group Ltd | Education | 2025 |
| Emats Holdings Limited | Administrative & support | 2023 |
| Emats Limited | Education | 2018 |
| Emec Consulting Limited | Professional & scientific | 2003 |
| ENERGY2 Ltd | Manufacturing | 2021 |
| Engineering Craft Ltd | Information & communication | 2024 |
| Enrg Consultants Ltd | Professional & scientific | 2011 |
| Enrg Holdings Limited | Financial services | 2022 |
| Ensco 1120 Limited | Financial services | 2015 |
| Ensco 1491 Limited | Professional & scientific | 2023 |
| Entertheloop Ltd | Administrative & support | 2026 |
| Equitable Pioneer Limited | Professional & scientific | 2012 |
| Ercol (Holdings) Limited | Professional & scientific | 1983 |
| Ercol Furniture Limited | Manufacturing | 1920 |
| Ernest Stanley Properties Limited | Real estate | 2020 |
| Esaaas Ltd | Information & communication | 2024 |
| Europe and Asia Ltd | Real estate | 2015 |
| Eventhorizon Solutions Limited | Professional & scientific | 2002 |
| Everactive Health Ltd | Education | 2026 |
| Everything X-Ray Limited | Extraterritorial | 1997 |
| Evolutionary International Limited | Wholesale & retail | 2015 |
| Ewing Group Limited | Wholesale & retail | 2019 |
| Excel Packaging Machinery Ltd | Manufacturing | 2003 |
| Excel Packaging Machinery Supplies Ltd | Administrative & support | 2005 |
| Executive Vehicle Investments Limited | Administrative & support | 2014 |
| F.B. Marketing Limited | Administrative & support | 2001 |
| Fairmart Stores Ltd | Wholesale & retail | 2022 |
| Farnham Builders Ltd | Construction | 2016 |
| Faust & Co. Ltd | Construction | 2007 |
| Fedbucks Primary Care Network Limited | Health & social care | 2020 |
| Figurework Solutions Limited | Professional & scientific | 2011 |
| Fire Engineers on Call Ltd | Professional & scientific | 2007 |
| First 5 Media Group Ltd | Information & communication | 2020 |
| First Public Relations Limited | Administrative & support | 1991 |
| Firstair Worldwide Logistics Limited | Transport & logistics | 1989 |
| Fiveway Holdings Limited | Professional & scientific | 2025 |
| Fiveway Systems Limited | Construction | 1994 |
| Flackwell Heath Limited | Other services | 2013 |
| Flexible Rental Solutions Limited | Administrative & support | 2006 |
| Flo-Dyne Controls (UK) Limited | Manufacturing | 2010 |
| Flo-Dyne Limited | Professional & scientific | 2003 |
| Florriet Limited | Construction | 2024 |
| Flow & Roll Ltd | Wholesale & retail | 2023 |
| Fm&E Consulting Limited | Professional & scientific | 2025 |
| FML Media Limited | Professional & scientific | 2021 |
| Forty Turns Limited | Professional & scientific | 2023 |
| Foursquare Land Limited | Professional & scientific | 2001 |
| Fowler Investments (UK) Limited | Real estate | 2014 |
| Frame Construction (Bucks) Limited | Construction | 2025 |