| 10 the Broadway Development Limited | Construction | 2015 |
| 10 the Broadway Freehold Management Limited | Construction | 2015 |
| 10 the Broadway Holdings Limited | Construction | 2015 |
| 10 Thousand Steps Limited | Arts & recreation | 2018 |
| 11 Beachborough Road Management Company Limited | Households | 2019 |
| 120 Elmer Road Limited | Real estate | 2020 |
| 14 Albany Chambers RTM Company Limited | Administrative & support | 2012 |
| 14 Archery Square Management Limited | Hospitality | 2007 |
| 162 Church Path Management Company (Deal) Limited | Households | 2026 |
| 162 Clapham Park Road Ltd | Real estate | 2014 |
| 17 Patterns Ltd | Wholesale & retail | 2014 |
| 1905 Properties Limited | Financial services | 2025 |
| 1ST Design Construction Ltd | Construction | 2022 |
| 1ST Design Developments Limited | Real estate | 2025 |
| 2 Deal Castle Road Management Ltd | Extraterritorial | 2011 |
| 2 Q Ltd | Transport & logistics | 2024 |
| 21 Gloucester Street Limited | Real estate | 1990 |
| 24 the Beach Walmer Limited | Households | 2015 |
| 25 Cannon Street (Deal) Limited | Households | 2023 |
| 26 Dale Street Limited | Real estate | 2019 |
| 26 the Beach Management Company Limited | Households | 1992 |
| 31 the Corner Cafe Limited | Hospitality | 2020 |
| 32 Earls Avenue Folkestone Limited | Real estate | 2014 |
| 34 Bouverie Road West, Folkestone Management Company Limited | Households | 2024 |
| 345 Setting OUT and Surveys Limited | Construction | 2020 |
| 391A Liverpool Road Ltd | Real estate | 2018 |
| 3MCEWAN Ltd | Professional & scientific | 2026 |
| 4 Prince of Wales Terrace RTM Limited | Administrative & support | 2008 |
| 42 and 44 Godwyn Road Management Ltd | Administrative & support | 2020 |
| 49 Beach Street Management Limited | Households | 2021 |
| 79 Blenheim Road Management Company Limited | Households | 2021 |
| 8BIT Solutions Ltd | Professional & scientific | 2025 |
| A & G Sprayquest Ltd | Wholesale & retail | 2021 |
| A C Wing Contractors Limited | Construction | 2009 |
| A Charlton Construction Ltd | Construction | 2022 |
| A M L Assures Ltd | Financial services | 2016 |
| A M Scarpitta Ltd | Hospitality | 2023 |
| A Rated Lettings Ltd | Real estate | 2023 |
| A Rated Windows South East Ltd. | Construction | 2016 |
| A T Plastering & Building Limited | Construction | 2014 |
| A Whittaker Roofing Ltd | Construction | 2022 |
| A. Robinson Associates Limited | Professional & scientific | 2002 |
| A.D's Sports Bar Ltd | Hospitality | 2023 |
| A.J.Brown Holdings Limited | Professional & scientific | 2019 |
| A2Z Services (Southeast) Ltd | Construction | 2022 |
| A4P Consulting Ltd | Professional & scientific | 2011 |
| AB Civil Engineering and Groundworks Ltd | Construction | 2025 |
| Abacus Independent Financial Advisers Ltd | Financial services | 1996 |
| Abbey Direct Home Sales Ltd | Real estate | 1996 |
| Abbie Kirkham Psychology Limited | Health & social care | 2022 |
| Abercrombie Construction Safety Ltd | Professional & scientific | 2010 |
| Accumulator(Lead Acid)Engineering Co.Limited(The) | Real estate | 1963 |
| Achillion Limited | Construction | 2005 |
| ACO Kent Properties Ltd | Real estate | 2026 |
| ACS Building Solutions Limited | Construction | 2025 |
| AD Brown Medchem Consulting Limited | Professional & scientific | 2016 |
| Adam Kember Limited | Construction | 2023 |
| Adex Asbestos Consultants Ltd | Professional & scientific | 2025 |
| ADL Social Care Consultancy Ltd | Health & social care | 2025 |
| Advantage International (Sports & Language) Limited | Education | 1998 |
| Aesir Construction Limited | Construction | 2018 |
| AEY Financials Limited | Professional & scientific | 2015 |
| AFB Property Services Ltd | Real estate | 2025 |
| Agarnook Limited | Administrative & support | 2009 |
| Agyeman Property Group Ltd | Real estate | 2024 |
| AI Sports Analysis Ltd | Information & communication | 2024 |
| Ajja Food Ltd | Wholesale & retail | 2024 |
| AKD Property Development Ltd | Construction | 2025 |
| Alameda Consultants Limited | Professional & scientific | 2024 |
| Alameda Property Limited | Real estate | 2017 |
| Alan White Housing Limited | Professional & scientific | 2018 |
| ALC Courses Ltd | Education | 2011 |
| Alesof Limited | Wholesale & retail | 2018 |
| Alexander Smith Cardiac Surgery Ltd | Health & social care | 2024 |
| ALF Tupper Limited | Information & communication | 2023 |
| Algar Lodge Holdings Limited | Other services | 2026 |
| Algar Lodge Limited | Hospitality | 2026 |
| Allgood Compliance Limited | Professional & scientific | 2021 |
| Alouette Management | Professional & scientific | 2014 |
| Amdell Limited | Construction | 1993 |
| Amdell Renewables Limited | Construction | 2023 |
| Amicus Productions (Publications) Limited | Information & communication | 2023 |
| AMS Plumbing and Heating Services South Ltd | Construction | 2023 |
| AND Another Thing Ltd | Wholesale & retail | 2024 |
| Andesco Medical Ltd | Wholesale & retail | 2025 |
| Andrea Ingham Consulting Ltd | Information & communication | 2025 |
| Anglo-Amalgamated Productions Limited | Information & communication | 2017 |
| Animal House Veterinary Services (Deal) Limited | Professional & scientific | 2008 |
| Anocis Therapeutics Ltd | Manufacturing | 2023 |
| Antonio Carr Property Management Ltd | Real estate | 2021 |
| Antrobus Services Ltd | Professional & scientific | 2012 |
| Antwerptradingcompany Limited | Hospitality | 2026 |
| ANY Car Leads Ltd | Professional & scientific | 2018 |
| AP Vehicle Services Ltd | Wholesale & retail | 2018 |
| Apec Electrical Contractors Limited | Construction | 2018 |
| Apex Clean Limited | Administrative & support | 2015 |
| Appliance Medics Limited | Professional & scientific | 2003 |
| Aqueous Leisure Ltd | Education | 2020 |
| ARC Steelwork Limited | Construction | 2017 |
| Arcadia Restaurant Ltd | Hospitality | 2023 |