| Detailers Focus Ltd | Wholesale & retail | 2022 |
| DEV & D Constructions Ltd | Construction | 2024 |
| DEV (Ckaf) Ltd | Real estate | 2021 |
| DEX Renewables Limited | Construction | 2024 |
| DGC Construction Ltd | Construction | 2018 |
| DGD Electrical Engineering Ltd | Construction | 2007 |
| Dhan Property Ltd | Real estate | 2022 |
| Diamond Grinding Services Limited | Construction | 2012 |
| Dirty Harry Performance Ltd | Other services | 2023 |
| Distributed Micro Technology Limited | Wholesale & retail | 1987 |
| DJR Events and Landscapes Limited | Construction | 2022 |
| DJR Events Limited | Administrative & support | 2025 |
| DLG Consult Ltd | Professional & scientific | 2026 |
| Dmlp Properties Ltd | Real estate | 2025 |
| DNA Awarding Limited | Administrative & support | 2017 |
| Dormon Properties Limited | Real estate | 2019 |
| Down 2 Care Ltd | Health & social care | 2021 |
| Dudley Plumbing & Heating Ltd | Construction | 2023 |
| Duncan Debeir Limited | Professional & scientific | 2024 |
| Dunnock Services Limited | Administrative & support | 1992 |
| E & a Prasad Limited | Administrative & support | 2018 |
| Eannor Limited | Health & social care | 2025 |
| Earls Gardens Amersham Management Company Limited | Real estate | 2019 |
| Earth IT Solutions Ltd | Hospitality | 2013 |
| East Berks Developments Limited | Construction | 2024 |
| Eastminster Events Ltd | Arts & recreation | 2024 |
| Eastminster School of Riding Limited | Arts & recreation | 1976 |
| Eastminster Tack Shop Limited | Wholesale & retail | 2005 |
| EBD Homes Limited | Extraterritorial | 2025 |
| Ecspel Ltd | Information & communication | 2019 |
| Edmp Ltd | Information & communication | 2012 |
| EJM Home Improvements Limited | Other services | 2014 |
| Ekon Smart Systems Limited | Energy | 2012 |
| Elite Cutters Limited | Manufacturing | 2003 |
| Elite Wheel Repairs Ltd | Wholesale & retail | 2026 |
| ELM Tree Children's Therapy Ltd | Health & social care | 2021 |
| Emca Interconnect Ltd | Manufacturing | 2024 |
| Energy Controls Open Systems Limited | Professional & scientific | 2023 |
| Englefield Painting & Decorating Limited | Construction | 2024 |
| Enterprise Property Limited | Real estate | 2004 |
| Envision Financial Solutions Limited | Extraterritorial | 2013 |
| EON Logistics & Trading Limited | Transport & logistics | 2012 |
| Ergora Ltd | Information & communication | 2026 |
| Esem Holdings Ltd | Professional & scientific | 2023 |
| Estcom Limited | Wholesale & retail | 2020 |
| Estdale Limited | Manufacturing | 1973 |
| Estdale-Scenex Limited | Administrative & support | 2007 |
| Euphoria Homes Ltd | Real estate | 2018 |
| Evans Bespoke Kitchens & Furniture Limited | Manufacturing | 2019 |
| Evedit Solutions Limited | Information & communication | 2024 |
| Evelyns Funerals Ltd | Other services | 2020 |
| Evenditio Limited | Wholesale & retail | 2017 |
| Excell Hospitality Ltd | Hospitality | 2020 |
| Extended Home Ltd | Construction | 2025 |
| Extra Stationery Ltd | Manufacturing | 2023 |
| Extreme Engineering INT Ltd | Arts & recreation | 2014 |
| Ezetime Limited | Information & communication | 2015 |
| Farmhouse & Home Ltd | Manufacturing | 2020 |
| Fenixia Limited | Hospitality | 2022 |
| Feral Gaming Ltd. | Arts & recreation | 2015 |
| Fieldfarm Apartments Management Company Limited | Real estate | 2005 |
| Financial Science Limited | Financial services | 2024 |
| Fio's Quest Ltd | Information & communication | 2024 |
| Firewicks Ltd | Other services | 2024 |
| Five Star Residential Ltd | Real estate | 2021 |
| Flint Build Solutions Ltd | Professional & scientific | 2012 |
| Flintstone Construction & Landscapes Limited | Construction | 2015 |
| Flooring Solutions (Southern) Limited | Construction | 2013 |
| Force Information Systems Limited | Information & communication | 1988 |
| Forest Splicing Ltd | Information & communication | 2011 |
| Forever Luxe Events Ltd | Other services | 2024 |
| Forget ME NOT Petcare Ltd | Professional & scientific | 2024 |
| Four Bells Capital Ltd | Financial services | 2023 |
| Four Corners Consulting Limited | Real estate | 2024 |
| Foxdell Properties Limited | Real estate | 2023 |
| Foxy Cars Limited | Wholesale & retail | 2007 |
| Frank Hall Limited | Wholesale & retail | 1980 |
| Fraser Recruitment Limited | Administrative & support | 2024 |
| Freetime Leisure (Watersports) Ltd | Arts & recreation | 2002 |
| Fringe on Top Ltd | Other services | 2024 |
| Frontline Protection SGD Limited | Administrative & support | 2008 |
| Frost Roofing Limited | Construction | 2015 |
| FRS28 Ltd | Hospitality | 2025 |
| Fuse on Electrical Ltd | Other services | 2013 |
| Futebol 10 (UK) Ltd | Other services | 2017 |
| FYY Consulting Ltd | Professional & scientific | 2022 |
| G LEE Roofing Limited | Construction | 2018 |
| G. Taylor & Sons Holdings Limited | Construction | 2020 |
| G.Taylor & Sons Roofing & Building Ltd | Construction | 2020 |
| Galaxy GAS Limited | Other services | 2015 |
| Game Time Coaching Ltd | Arts & recreation | 2026 |
| Geard Ltd | Administrative & support | 2025 |
| GEN Properties Limited | Real estate | 2022 |
| Genco Controls Limited | Professional & scientific | 2014 |
| Geomark Construction Ltd | Construction | 2023 |
| Gharhomes Limited | Real estate | 2022 |
| Ghost Telecom Limited | Information & communication | 2005 |
| Giles Young Consultancy Services Limited | Information & communication | 2020 |
| Gill Establishments Ltd | Construction | 2024 |
| GK15TRK Limited | Arts & recreation | 2025 |