| 01ADANA Limited | Administrative & support | 2022 |
| 0845GOTJUNK Limited | Water & waste | 2013 |
| 08868871 Limited | Administrative & support | 2014 |
| 1 Lannoweth Terrace (Freehold) Ltd | Households | 2018 |
| 1 Stop Fleet Services Limited | Transport & logistics | 2025 |
| 10 Oaks Properties Ltd | Real estate | 2023 |
| 114 Cottington Road RTM Company Limited | Households | 2017 |
| 134 Feltham Road Management Company Limited | Households | 1972 |
| 14 Granville Road Broadstairs Ltd | Households | 2023 |
| 163 Limited | Real estate | 2009 |
| 172 Canford Cliffs Road (Maintenance) Limited | Households | 1967 |
| 189 Shooters Limited | Construction | 2024 |
| 19 Cherry Orchard Limited | Households | 2016 |
| 191 Consultants Ltd | Construction | 2025 |
| 1A Elthorne Court Tenants Management Limited | Real estate | 2012 |
| 2035 Ltd | Information & communication | 2025 |
| 21 Westwell Road Freehold Limited | Real estate | 2025 |
| 215-237 Mead Avenue RTM Company Limited | Households | 2013 |
| 24 7 Manpower Limited | Construction | 2021 |
| 247 Roofing & Property Maintenance Ltd | Construction | 2025 |
| 2LBG Ltd | Professional & scientific | 2025 |
| 3 Brothers Roofing Ltd | Construction | 2019 |
| 3 Petals Limited | Real estate | 2025 |
| 36 Camden Avenue Feltham (Management) Limited | Households | 2018 |
| 360 Ultimate Fitness Limited | Arts & recreation | 2014 |
| 3G Sets Ltd | Information & communication | 2003 |
| 43-47 Hartigan Place Limited | Hospitality | 2015 |
| 53 Gresham Road Management Company Limited | Households | 2024 |
| 54 Graham Road Limited | Households | 2016 |
| 55 Gresham Road Management Company Limited | Households | 2006 |
| 55LL Limited | Other services | 2017 |
| 59 Eaglesfield Road Limited | Construction | 2024 |
| 605 Support Ltd | Professional & scientific | 2019 |
| 72 Avondale Avenue Limited | Households | 2017 |
| 85 Upper Tulse Hill Freehold Limited | Real estate | 2026 |
| 888 Sourcing Limited | Wholesale & retail | 2013 |
| 92 Edgell Road Limited | Households | 2022 |
| 92 Electrical Services Limited | Construction | 2026 |
| 9SQUARES Ltd | Information & communication | 2013 |
| A & J Dental Laboratory Ltd | Manufacturing | 2011 |
| A by Aqsa Amjad Ltd | Wholesale & retail | 2024 |
| A Diva's Ventures Ltd | Households | 2025 |
| A in Production Ltd | Information & communication | 2025 |
| A K Painting Services Ltd | Construction | 2015 |
| A Page Consultants Ltd | Education | 2021 |
| A Pasha Ltd | Hospitality | 2024 |
| A Phull Portfolio Ltd | Real estate | 2025 |
| A Team Electrical Services Limited | Construction | 2019 |
| A Team Group Services Limited | Real estate | 2025 |
| A-Kidz Childcare Ltd | Education | 2005 |
| A. T. Decorators Ltd | Construction | 2024 |
| A.H.Carpenter Ltd | Manufacturing | 2021 |
| A.I.U.H Group Ltd | Hospitality | 2018 |
| A.K Aesthetics Ltd | Health & social care | 2024 |
| A.R.S Design and Build Limited | Construction | 2020 |
| A1 Enterprise Limited | Information & communication | 2024 |
| A3V Investments Ltd | Real estate | 2019 |
| AAA Commercial Holdings Ltd | Real estate | 2021 |
| Aaace Ltd | Arts & recreation | 2026 |
| Aadhan Consultancy Ltd | Information & communication | 2023 |
| Aarav Distribution Ltd | Transport & logistics | 2023 |
| Aarushi Vaibhav Properties Ltd | Real estate | 2025 |
| Aaryan Gulati Properties Ltd | Real estate | 2024 |
| AB First Choice Limited | Administrative & support | 2019 |
| Abacus Cleaning One Ltd | Other services | 2017 |
| Abbotts & Sons Limited | Construction | 2005 |
| Abdul AZ Global Solutions Limited | Financial services | 2025 |
| Abhi Consultancy Services Limited | Information & communication | 2016 |
| ABN Clinic Limited | Professional & scientific | 2023 |
| Absolute Homes Residential Limited | Real estate | 2020 |
| Academy Real Estate Ltd | Real estate | 2016 |
| Accent Catering Services Limited | Hospitality | 2001 |
| Ace Trading and Distribution Ltd | Wholesale & retail | 2021 |
| Aces Haven Ltd | Real estate | 2021 |
| Achieve 4 Success Ltd | Education | 2023 |
| ACL International Coordination Limited | Transport & logistics | 2014 |
| Aclory Limited | Wholesale & retail | 2025 |
| Acorn Park Properties Limited | Real estate | 2020 |
| Acron Global Limited | Wholesale & retail | 2025 |
| Acute Contracts Limited | Professional & scientific | 1990 |
| Adam Car Wash and Valeting Ltd | Administrative & support | 2025 |
| Adam Easton Music Ltd | Arts & recreation | 2022 |
| Adams and Oliver Limited | Administrative & support | 2002 |
| Adams Associated Systems Limited | Other services | 2004 |
| Adbm Holdings Limited | Financial services | 2017 |
| Adbm Properties Limited | Real estate | 2004 |
| Addlestone House and Langton Close Residents Association Limited | Households | 1994 |
| Adenville Ltd | Manufacturing | 1996 |
| Adko Logistics Ltd | Transport & logistics | 2024 |
| Adore Cars Limited | Wholesale & retail | 2020 |
| ADP Chessington Pensions Trustees Limited | Administrative & support | 1999 |
| ADP Network Services Limited | Information & communication | 1967 |
| Adroit Business Solutions Ltd | Information & communication | 2014 |
| Adrtech Limited | Information & communication | 2015 |
| Advance Driveways & Landscape Contractors Limited | Administrative & support | 2013 |
| Advance Spinal Care Limited | Health & social care | 2026 |
| Advanced Spinal Care Ltd | Health & social care | 2020 |
| Advancefirst Technologies Limited | Information & communication | 1998 |
| Aecobb Limited | Information & communication | 2014 |
| Aero-Link Logistics Limited | Transport & logistics | 2025 |