| Dunsford Brickwork Group Ltd | Construction | 2017 |
| Dunstrees Properties Ltd | Households | 2025 |
| Duresta Upholstery Limited | Manufacturing | 1938 |
| Dutchgable Limited | Professional & scientific | 2019 |
| Dynasty Health Ltd | Wholesale & retail | 2025 |
| E & H Drylining & Plastering Holdings Limited | Financial services | 2026 |
| E & H Drylining & Plastering Limited | Construction | 2000 |
| E J Daly Limited | Professional & scientific | 2018 |
| E S Professional Window Cleaning Ltd | Administrative & support | 2022 |
| E&M West (UK) LLP | | 2009 |
| E&M West Ltd | Professional & scientific | 2009 |
| Easy Choice Motors Ltd | Wholesale & retail | 2023 |
| Easy Driving School Limited | Education | 2019 |
| EB Events Limited | Administrative & support | 2020 |
| Eco Tight Performance and Efficiency Ltd | Construction | 2025 |
| Ecolibrium Environmental Contracting Ltd | Arts & recreation | 2020 |
| Ecovenience Ltd | Real estate | 2018 |
| Edha Limited | Hospitality | 2024 |
| Edward Heard Ltd | Professional & scientific | 2019 |
| EEE Korean Beauty Ltd | Wholesale & retail | 2026 |
| Eezytrac Limited | Manufacturing | 2002 |
| EKB Holdings Ltd | Other services | 2022 |
| Electrify Motors Ltd | Wholesale & retail | 2025 |
| Elemental Installations Ltd | Construction | 2021 |
| Elevate Cricket International Ltd | Arts & recreation | 2025 |
| Elite Medical Training Specialists Limited | Education | 2025 |
| Elite Reproduction Supplies Limited | Wholesale & retail | 2008 |
| Ematee Logistics Limited | Transport & logistics | 2024 |
| Embroidery UK Ltd | Manufacturing | 2008 |
| Emexco Limited | Manufacturing | 1986 |
| Empowering Tech Limited | Professional & scientific | 2018 |
| Energy Performance CO2 Limited | Professional & scientific | 2009 |
| Energym Fitness Limited | Arts & recreation | 2024 |
| Engine Bay Styling Ltd | Manufacturing | 2013 |
| Envirotas Consultancy Limited | Professional & scientific | 2023 |
| Equine Paramedic Services Limited | Health & social care | 2024 |
| ERF Property Limited | Construction | 2018 |
| Erny Enterprises Ltd | Information & communication | 2015 |
| Esse Quam Videri Limited | Administrative & support | 2006 |
| Essence Parlour Ltd | Wholesale & retail | 2024 |
| Euro-Trux Contracts Limited | Transport & logistics | 1990 |
| Evans Developments South West Ltd | Construction | 2021 |
| Evans Properties (SW) Limited | Real estate | 2021 |
| Even Star Catering Ltd | Hospitality | 2026 |
| Event Technical Concepts Ltd | Construction | 2017 |
| Everdent PDR Limited | Wholesale & retail | 2024 |
| Everyday Plant Ltd | Construction | 2019 |
| Evolving Communities C.I.C. | Health & social care | 2013 |
| Eyedeal Oak Conservation Limited | Agriculture & fishing | 2023 |
| Fancrepstiks Limited | Hospitality | 2018 |
| Faresync Limited | Wholesale & retail | 2012 |
| Farleigh Court Management (1988) Limited | Real estate | 1988 |
| Fastaura Limited | Wholesale & retail | 2026 |
| Felstone Limited | Construction | 2002 |
| Fibreplus Ltd. | Administrative & support | 2003 |
| Fibreplus Telecommunications College Limited | Education | 2013 |
| Fielding Future Developments Ltd | Real estate | 2026 |
| Fielding Plumbing and Heating Ltd | Construction | 2019 |
| Fincollective Ltd | Information & communication | 2025 |
| Fire Fighter 24/7 Sprinklers Limited | Public administration | 2015 |
| Fire Fighter 247 LLP | | 2007 |
| Fish Pond Productions Limited | Information & communication | 2017 |
| Fitpocks Ltd | Wholesale & retail | 2025 |
| Five Star Nails Melksham Ltd | Other services | 2026 |
| FJD Properties Limited | Real estate | 2020 |
| Flockers Ltd | Wholesale & retail | 2025 |
| Flowjo Ltd. | Health & social care | 2014 |
| FOF (Melksham) Ltd | Arts & recreation | 2024 |
| Footfall Direct Limited | Manufacturing | 2008 |
| Forest Farm Countryside Management Ltd | Agriculture & fishing | 2019 |
| Forest Lettings and Property Management Limited | Real estate | 2019 |
| Forma Store Ltd | Wholesale & retail | 2023 |
| Formosa Kitchens Ltd | Wholesale & retail | 2011 |
| Forste Ltd | Construction | 2023 |
| Fortitude Human Performance Ltd | Health & social care | 2026 |
| Frane LEA Park Management Company Limited | Households | 1996 |
| Frantastic Pets Limited | Other services | 2023 |
| Free Ineis Limited | Construction | 2016 |
| Freeland Automotive Limited | Wholesale & retail | 2010 |
| Fresh Oven Cleaning Limited | Administrative & support | 2014 |
| Fridgewizard Ltd | Manufacturing | 2025 |
| Friswell Productions Limited | Information & communication | 2000 |
| Frontstage Limited | Wholesale & retail | 2020 |
| FTW Welding Ltd | Manufacturing | 2023 |
| Fuju Catering Limited | Manufacturing | 2023 |
| Full Security Limited | Administrative & support | 2010 |
| Futuresafe Risk Management Limited | Wholesale & retail | 2010 |
| G M Burton Ltd | Hospitality | 2025 |
| G P Hazell Professional Building Services Limited | Construction | 2017 |
| G Plan Limited | Extraterritorial | 2005 |
| G Plan Upholstery Limited | Manufacturing | 1917 |
| G.L.Ball Components Limited | Manufacturing | 1972 |
| Gabriel Entertainment Limited | Arts & recreation | 2020 |
| Gabriel Holdings Ltd | Professional & scientific | 2020 |
| Gamaliel Ltd | Information & communication | 2022 |
| Gaming Knights Ltd | Wholesale & retail | 2024 |
| Gant and Cooper Building Services Limited | Construction | 2017 |
| Gateway Cars Limited | Transport & logistics | 2018 |
| Genesis Industries Europe Ltd. | Other services | 1995 |
| Genesis Manufacturing Ltd. | Wholesale & retail | 1993 |