| 147 Barnett Wood Lane Limited | Households | 2016 |
| 154 Hartfield Road Management Limited | Households | 2010 |
| 168 Brighton Road Management Co Limited | Real estate | 2018 |
| 173 Barnett Wood Lane Limited | Households | 1986 |
| 174 Barnett Wood Ltd | Households | 2021 |
| 18 Wingford Road Limited | Hospitality | 2003 |
| 20 Twenty Wealth Management Limited | Financial services | 2016 |
| 253 Laburnum Grove Association Limited | Real estate | 2004 |
| 31 Marloes Road Management Limited | Households | 2003 |
| 4 Tech Solutions Limited | Construction | 2007 |
| 43-49 Grove Road Freehold Limited | Households | 2017 |
| 5-7 Park Lane Roadway Management Company Limited | Real estate | 2008 |
| 888 Atelier Ltd | Wholesale & retail | 2024 |
| @Voytek Holdings Limited | Financial services | 2018 |
| @Voytek Limited | Information & communication | 2007 |
| A M P Wealth Management Ltd | Professional & scientific | 2022 |
| A Nathan Newman Thing Ltd | Information & communication | 2024 |
| AB Rectory Lane Ltd | Hospitality | 2022 |
| AB11 Consulting Ltd | Professional & scientific | 2026 |
| Abbott Plumbing and Heating Services Ltd | Construction | 2011 |
| Absolute Tennis Limited | Education | 2011 |
| Abyinformatics Ltd | Professional & scientific | 2019 |
| Acacia Financial Consultants Limited | Professional & scientific | 2017 |
| Acre Installations Ltd | Construction | 2014 |
| Adam Mccreight Limited | Information & communication | 2014 |
| ADM Contract Services Ltd | Construction | 2012 |
| ADQ Media Ltd | Professional & scientific | 2020 |
| Advanced Proactive Roofers and Guttering Services Limited | Construction | 2019 |
| Advanced Scaffold Designs Limited | Construction | 2000 |
| AES Architect Ltd | Professional & scientific | 2010 |
| Agmen Ltd | Real estate | 2015 |
| Aidipat Limited | Manufacturing | 2022 |
| Aiformics Ltd | Information & communication | 2025 |
| AJS Management (London) Limited | Professional & scientific | 2016 |
| Alchemy CLJ Limited | Professional & scientific | 2021 |
| Alex Walden Limited | Professional & scientific | 2014 |
| Alexander Farquharson Ltd | Education | 2025 |
| Alfred Energy Consulting Ltd | Professional & scientific | 2024 |
| Algurn Consulting Ltd | Professional & scientific | 2021 |
| ALL Saints Preschool Leatherhead Ltd | Education | 2012 |
| Alpha Genesis Ltd | Wholesale & retail | 2016 |
| Alpha Return Limited | Professional & scientific | 2017 |
| Altobea Limited | Administrative & support | 2024 |
| Always Thinking Creative Ltd | Information & communication | 2019 |
| Amelia Nails Ltd | Other services | 2026 |
| Amenity Experts Limited | Professional & scientific | 2022 |
| Amplifi Group Holdings Ltd | Information & communication | 2026 |
| Amwal Ltd | Professional & scientific | 2022 |
| Ananas Dorati Co Limited | Professional & scientific | 2025 |
| Andrews Boathouses Ltd | Manufacturing | 2021 |
| APF UK Holdings Ltd | Construction | 2024 |
| Arcadia Board Advisory Limited | Professional & scientific | 2026 |
| Archery Building Services Limited | Construction | 2001 |
| Ardagh Associates Limited | Extraterritorial | 2016 |
| Arden Projects Group Limited | Construction | 2026 |
| Art- K Southville Ltd | Education | 2021 |
| Art-K Angel Ltd | Education | 2019 |
| Art-K Ashtead Limited | Education | 2020 |
| Art-K Barnet Ltd | Education | 2022 |
| Art-K Beckenham Limited | Education | 2019 |
| Art-K Bexleyheath Ltd | Education | 2024 |
| Art-K Bournemouth Ltd | Education | 2024 |
| Art-K Carshalton Limited | Education | 2019 |
| Art-K Central Ltd | Education | 2022 |
| Art-K Clapham Limited | Education | 2019 |
| Art-K Croxley Green Ltd | Education | 2021 |
| Art-K Direct Limited | Education | 2017 |
| Art-K Dorking Limited | Education | 2017 |
| Art-K Dulwich Ltd | Education | 2021 |
| Art-K Ealing Ltd | Education | 2019 |
| Art-K Earley Ltd | Education | 2023 |
| Art-K Eastbourne Ltd | Education | 2024 |
| Art-K Fareham Ltd | Education | 2022 |
| Art-K Farnham Ltd | Education | 2021 |
| Art-K Fulham Limited | Education | 2019 |
| Art-K Greenwich Limited | Education | 2019 |
| Art-K Hackney Ltd | Education | 2024 |
| Art-K Hampstead Limited | Education | 2019 |
| Art-K Henleaze Ltd | Education | 2022 |
| Art-K Hersham Limited | Education | 2019 |
| Art-K High Wycombe Ltd | Education | 2023 |
| Art-K Highams Park Ltd | Education | 2022 |
| Art-K Horsham Limited | Education | 2019 |
| Art-K Hove Limited | Education | 2018 |
| Art-K Jesmond Ltd | Education | 2025 |
| Art-K Kingston Ltd | Education | 2020 |
| Art-K Limited | Education | 2016 |
| Art-K Macclesfield Ltd | Education | 2026 |
| Art-K Maidstone Limited | Education | 2019 |
| Art-K Nottingham Ltd | Education | 2024 |
| Art-K Orpington Ltd | Education | 2024 |
| Art-K Oxford Ltd | Education | 2022 |
| Art-K Purley Limited | Education | 2018 |
| Art-K Putney Ltd | Education | 2019 |
| Art-K Reigate Ltd | Education | 2020 |
| Art-K Romford Ltd | Education | 2021 |
| Art-K Saltaire Ltd | Education | 2025 |
| Art-K Sheffield Ltd | Education | 2025 |
| Art-K Shepherds Bush Ltd | Education | 2021 |
| Art-K South Ealing Ltd | Education | 2022 |