| David Foley Associates Ltd | Professional & scientific | 2016 |
| David's of Kent Ltd | Administrative & support | 2020 |
| Davis Garden and Landscaping Ltd | Administrative & support | 2025 |
| DC Content Productions Limited | Information & communication | 2016 |
| DE LA Mill Tutoring Limited | Education | 2019 |
| DE One Kitchen Limited | Hospitality | 2022 |
| Definnitive Limited | Professional & scientific | 2022 |
| Deith Leisure Limited | Extraterritorial | 1996 |
| Dekif Limited | Financial services | 2020 |
| Delilah's Bar Ltd | Hospitality | 2023 |
| Delta Romeo Ltd | Construction | 2021 |
| Deluxe Wines Limited | Wholesale & retail | 2016 |
| Denmark Investments Limited | Financial services | 2010 |
| Dentbroadco Ltd | Health & social care | 2026 |
| Design Experience Ltd | Wholesale & retail | 2009 |
| Detraj Ltd | Health & social care | 2022 |
| Developments by KM Limited | Construction | 2016 |
| Devine Voices Limited | Administrative & support | 2012 |
| DFM Networks Limited | Information & communication | 2018 |
| Dickens Court RTM Company Limited | Households | 2009 |
| Digital Gorilla Limited | Information & communication | 2014 |
| Dinoboss Ltd | Information & communication | 2017 |
| Directfix Glazing Contractors Ltd | Construction | 2022 |
| Discovery Stairs Ltd | Manufacturing | 2017 |
| Divine Tulips Ltd | Health & social care | 2023 |
| DIY Car Body Repair Limited | Wholesale & retail | 2024 |
| DJC Accessories Limited | Wholesale & retail | 2013 |
| DMT Facilities Limited | Administrative & support | 2023 |
| Doggy Base (Meopham) Ltd | Other services | 2021 |
| Doggy Base Ltd | Other services | 2022 |
| Dpap Ltd | Financial services | 2023 |
| DR EC Advanced Veterinary Services Ltd | Financial services | 2026 |
| DR. Stange + Co Nachf. Ltd | Financial services | 2024 |
| Drake Carter Investments Ltd | Real estate | 2024 |
| Dream Racers Ltd | Wholesale & retail | 2025 |
| Drink Warehouse Events Limited | Wholesale & retail | 2015 |
| Drobe Furniture Limited | Manufacturing | 2024 |
| Dryco Construction Limited | Construction | 2009 |
| Dryco Group Ltd | Construction | 2021 |
| Dryline Consultancy Ltd | Professional & scientific | 2025 |
| Duma Consulting Ltd | Professional & scientific | 2018 |
| Dumpton Park Holdings Limited | Professional & scientific | 2013 |
| Dynamic Change Consultancy Limited | Professional & scientific | 2012 |
| Dynamic Emporium Ltd | Wholesale & retail | 2024 |
| E Clark Electrical Ltd | Manufacturing | 2015 |
| E Flow Cycles Betteshanger Park Ltd | Wholesale & retail | 2024 |
| E3 Group Holding Ltd | Financial services | 2026 |
| E3 Maintenance Ltd | Construction | 2026 |
| E3 Management Ltd | Real estate | 2024 |
| E3 Property Ltd | Real estate | 2026 |
| East Kent Cleaning & Maintenance Ltd | Administrative & support | 2021 |
| East Kent Hire Limited | Administrative & support | 2013 |
| East Kent Learning Alliance Ltd | Education | 2012 |
| East Kent Upholstery Ltd | Manufacturing | 2011 |
| Easybuilduk Limited | Construction | 2022 |
| Ebenezer’S Place B&B Ltd | Hospitality | 2023 |
| EBH Management Limited | Households | 2010 |
| Ecsss Limited | Hospitality | 2015 |
| Ed's Cafe Kent Ltd | Hospitality | 2026 |
| Efbits Ltd | Professional & scientific | 2025 |
| Efcharisto Property Ltd | Real estate | 2022 |
| Effective Sourcing Ltd | Real estate | 2023 |
| Effectstv Limited | Information & communication | 2022 |
| EIR Wellness Ltd | Health & social care | 2024 |
| EJB Kent Properties Limited | Real estate | 2016 |
| EKC Schools Trust Limited | Education | 2018 |
| Electric Saint Limited | Information & communication | 2022 |
| Elephant Windows Limited | Extraterritorial | 2016 |
| Elephant Windows, Doors & Conservatories Limited | Extraterritorial | 2016 |
| ELEV8 Broadstairs Limited | Financial services | 2021 |
| ELEV8 Holdings Kent Limited | Arts & recreation | 2017 |
| Elevare Homes Ltd | Real estate | 2025 |
| Eleven International Freight Forwarding Limited | Wholesale & retail | 2014 |
| Elgate Products Limited | Wholesale & retail | 1971 |
| Elise Biotech Ltd | Manufacturing | 2020 |
| Elite Flow Ltd | Water & waste | 2022 |
| Elite Property Company Limited | Real estate | 2013 |
| Elite PT Limited | Arts & recreation | 2022 |
| Elite Tiling Supplies Limited | Education | 2022 |
| Elizabeth Owens Architecture Ltd | Professional & scientific | 2022 |
| Ellem Property Ltd | Real estate | 2025 |
| Elliot Farmer Rail Limited | Construction | 2025 |
| Ellis Frazer Limited | Professional & scientific | 2020 |
| ELM Park Properties London Limited | Real estate | 2003 |
| Elmwood Park Residents Limited | Administrative & support | 2009 |
| Elvie Estates LLP | | 2025 |
| EM Thanet Ltd | Wholesale & retail | 2018 |
| Emanation Games Limited | Information & communication | 2025 |
| Emerald Homes (Kent) Ltd | Real estate | 2025 |
| EMF Rail Limited | Construction | 2019 |
| Empirical Creativity Ltd | Professional & scientific | 2019 |
| Encosmia Limited | Information & communication | 2025 |
| Energy in Motion Ltd | Arts & recreation | 2020 |
| Enjoy Golf Sport | Information & communication | 2023 |
| Enve Canine Services Ltd. | Other services | 2022 |
| Eptuition Limited | Education | 2026 |
| Ersi Kent Ltd | Real estate | 2025 |
| Escape Plan Limited | Arts & recreation | 2015 |
| Essentials Beauty Health Clinic Limited | Health & social care | 2026 |
| Essex Forklift Training Limited | Education | 2013 |