| &Asian Ltd | Information & communication | 2021 |
| 1 Regency Ltd | Real estate | 2023 |
| 1 Stop Care Hub Limited | Professional & scientific | 2024 |
| 10 Consult Ltd | Professional & scientific | 2020 |
| 1064 Ltd | Health & social care | 2023 |
| 109 Investments Limited | Real estate | 2026 |
| 111 Media Group Ltd | Information & communication | 2026 |
| 12 Wolf Media Limited | Information & communication | 2023 |
| 12RBL Ltd | Information & communication | 2026 |
| 13AMPS Engineering Ltd | Construction | 2017 |
| 16667207 Ltd | Real estate | 2025 |
| 17 Ltd | Financial services | 2025 |
| 1889 Books Ltd | Information & communication | 2018 |
| 1932 Business Consulting Limited | Professional & scientific | 2017 |
| 1DIGIMEDIA Ltd | Information & communication | 2023 |
| 1GX Ltd | Wholesale & retail | 2024 |
| 1ST Class Supplements Ltd | Wholesale & retail | 2024 |
| 1ST Steps Technologies Ltd | Wholesale & retail | 2024 |
| 1ST Utility Ltd | Other services | 2025 |
| 2146 Ltd | Information & communication | 2019 |
| 23 Network Ltd | Information & communication | 2025 |
| 235 Cavendish Road Management Company Limited | Households | 2022 |
| 24 Anglesea Avenue Limited | Households | 2024 |
| 24/7 Windscreen Tech Ltd | Wholesale & retail | 2025 |
| 24H Care Limited | Health & social care | 2024 |
| 25TH House Productions Ltd | Information & communication | 2025 |
| 26 Eight Investments Ltd | Real estate | 2024 |
| 2ADVENTURE Studios Ltd | Information & communication | 2022 |
| 2BE Studio Ltd | Professional & scientific | 2023 |
| 3 Second Rule Ltd | Professional & scientific | 2025 |
| 3-5 Burleigh Ltd | Real estate | 2024 |
| 33 Ferndale Road Ltd | Real estate | 2024 |
| 34 Content Ltd | Wholesale & retail | 2025 |
| 354 Development Ltd | Construction | 2026 |
| 355 Property Ltd | Real estate | 2024 |
| 36STAYS Ltd | Hospitality | 2025 |
| 3973 Ltd | Financial services | 2024 |
| 3PTI Limited | Professional & scientific | 2025 |
| 3R Williams Ltd | Wholesale & retail | 2025 |
| 4-6 Putney Ltd | Real estate | 2024 |
| 42 William IV Ltd | Real estate | 2024 |
| 46 and 2 Productions Ltd | Information & communication | 2024 |
| 46 Battersea Rise Ltd | Real estate | 2024 |
| 4STYLEPARTS Ltd | Wholesale & retail | 2026 |
| 4SURE Consultancy Ltd | Wholesale & retail | 2025 |
| 5C Zero Ltd | Professional & scientific | 2024 |
| 5R Limited | Real estate | 2025 |
| 5TH Enigma Limited | Information & communication | 2000 |
| 60 Minute Auctions Ltd | Extraterritorial | 2021 |
| 772 Works Ltd | Real estate | 2024 |
| 8-20 Loose Road Management Company Limited | Real estate | 2022 |
| 82 the Broadway Ltd | Real estate | 2024 |
| 87 Group Ltd | Real estate | 2016 |
| 8B Tech Ltd | Information & communication | 2018 |
| 91 Group Ltd | Wholesale & retail | 2023 |
| 9981TLZ Limited | Wholesale & retail | 2025 |
| 9STAR Solutions Ltd | Administrative & support | 2017 |
| A & S Accountancy Services Ltd | Professional & scientific | 2024 |
| A Beacon of Light CIC | Hospitality | 2023 |
| A Class Composites Ltd | Professional & scientific | 2022 |
| A Familiar Place Ltd | Wholesale & retail | 2025 |
| A Home Mgmt Ltd | Households | 2025 |
| A Little Brighter Ltd | Construction | 2026 |
| A Place for Nature Ltd | Professional & scientific | 2025 |
| A Rose Hermione Ltd | Information & communication | 2025 |
| A Shaw Thing Events Ltd | Hospitality | 2025 |
| A Step FWD | Information & communication | 2015 |
| A to Z Commercial Limited | Wholesale & retail | 2025 |
| A&A RAI Investments Limited | Financial services | 2025 |
| A&J Holistic Trading Ltd | Health & social care | 2025 |
| A&M Exports and Imports Ltd | Wholesale & retail | 2023 |
| A&T Jones Properties Ltd | Real estate | 2021 |
| A.C.T Investment Properties Ltd | Real estate | 2018 |
| A.L Security SW Ltd | Administrative & support | 2023 |
| A.P. Engineering (Portsmouth) Limited | Manufacturing | 1963 |
| A2 Security Ltd | Administrative & support | 2025 |
| A2K Group Limited | Wholesale & retail | 2022 |
| A2O Buildingworks Ltd | Construction | 2022 |
| A2ZEE Aesthetics Ltd | Other services | 2024 |
| A3 Group Holdings Limited | Real estate | 2026 |
| A5 Valley Properties Ltd | Real estate | 2023 |
| AA Stars Ltd | Information & communication | 2018 |
| AA Tienda Ltd | Wholesale & retail | 2023 |
| Aa&K Property Limited | Real estate | 2025 |
| AAB Creative Ltd | Professional & scientific | 2019 |
| AAM Globus Ltd | Households | 2022 |
| Aaron Bash AV Ltd | Professional & scientific | 2022 |
| Aaron Ware Consulting Limited | Professional & scientific | 2025 |
| Aarox Technologies Ltd | Information & communication | 2026 |
| Aart Enterprise Ltd | Real estate | 2025 |
| Aask IT & Consultancy Services Ltd | Information & communication | 2017 |
| AB Building & Roofing Services Limited | Construction | 2017 |
| Abbeystock Limited | Construction | 2025 |
| Abcn Services Ltd | Wholesale & retail | 2024 |
| Abdel-Moniem Property Services Ltd | Real estate | 2026 |
| Abdul Hadii Enterprises Ltd | Wholesale & retail | 2025 |
| Abdul R Links Ltd | Wholesale & retail | 2026 |
| Abgeeen Ltd | Wholesale & retail | 2026 |
| Abi's Foundry Ltd | Wholesale & retail | 2025 |
| Abibior Ltd | Wholesale & retail | 2016 |