| 10 Moutains Ltd | Information & communication | 2018 |
| 10 Pixels Limited | Information & communication | 2022 |
| 10 Pixels MCR Limited | Wholesale & retail | 2025 |
| 10-10 Brickworks Ltd | Construction | 2020 |
| 10-12 Curzon Avenue Limited | Real estate | 2003 |
| 100 Acre Wood Limited | Education | 2004 |
| 100 Foods Baby Ltd | Wholesale & retail | 2020 |
| 100 Percent Group Limited | Construction | 2009 |
| 100DOLLAR Technologies Ltd | Information & communication | 2025 |
| 101 Facilitator Limited | Financial services | 2009 |
| 101% Ltd | Extraterritorial | 2023 |
| 1010 Trading Ltd | Information & communication | 2019 |
| 10138619 Ltd | Wholesale & retail | 2016 |
| 102 Property Group Ltd | Real estate | 2024 |
| 104 Ledbury Road Limited | Households | 2009 |
| 104 Mini Market Ltd | Information & communication | 2025 |
| 1040 Tax Solutions Ltd | Professional & scientific | 2017 |
| 10463817 Limited | Health & social care | 2016 |
| 105DS Limited | Real estate | 2018 |
| 107 Station Street Limited | Real estate | 2013 |
| 1072 Property Ltd | Real estate | 2021 |
| 108 Architects Ltd | Professional & scientific | 2019 |
| 108 Builders Developments Limited | Other services | 2017 |
| 108 Group Ltd | Wholesale & retail | 2019 |
| 108 Newport Limited | Real estate | 2026 |
| 108A Films Ltd | Information & communication | 2025 |
| 109 Miles Ltd | Information & communication | 2020 |
| 109 Princess Street Management Company Limited | Households | 1997 |
| 1090 Media Ltd | Wholesale & retail | 2021 |
| 10A Properties Ltd | Real estate | 2023 |
| 10ARCHITECT Healthcare Ltd | Professional & scientific | 2019 |
| 10ARCHITECT Holdings Ltd | Professional & scientific | 2019 |
| 10ARCHITECT Limited | Professional & scientific | 2016 |
| 10IRONWOMEN Ltd | Arts & recreation | 2023 |
| 10NEX Consultancy Ltd | Information & communication | 2025 |
| 10STORE Ltd | Wholesale & retail | 2017 |
| 10SURE Ltd | Information & communication | 2024 |
| 10TH House Talent Management Limited | Professional & scientific | 2024 |
| 10TO3 Digital Limited | Administrative & support | 2018 |
| 10X Reviv Academies Ltd | Information & communication | 2019 |
| 10X Reviv Digital Health Ltd | Information & communication | 2023 |
| 10X Reviv Precision Ltd | Health & social care | 2018 |
| 11 11 Asset Management Ltd | Financial services | 2021 |
| 11 11 Medical Ltd | Health & social care | 2018 |
| 11 Amherst Road Limited | Real estate | 2020 |
| 11 Care Group Limited | Real estate | 2025 |
| 11 Children's Services Ltd | Real estate | 2025 |
| 11 Family Investment Company Ltd | Financial services | 2026 |
| 11 Finance Limited | Professional & scientific | 2026 |
| 11 Grange Avenue FH Limited | Households | 2018 |
| 11 Group Holdings Limited | Real estate | 2018 |
| 11 Property Investments (1) Ltd | Real estate | 2025 |
| 11 Zoom Photoshop Ltd | Wholesale & retail | 2012 |
| 11.11 Investco 2 Limited | Administrative & support | 2022 |
| 11.12.13 Limited | Wholesale & retail | 2013 |
| 110 Algernon Road Management Limited | Financial services | 2000 |
| 110 Engineering Ltd | Construction | 2010 |
| 110 Group Limited | Hospitality | 2021 |
| 110 Medical Ltd | Real estate | 2020 |
| 110 Trading Ltd | Real estate | 2016 |
| 110% Exhibitions Limited | Manufacturing | 2007 |
| 110% Interiors Limited | Construction | 2004 |
| 11121451 Ltd | Other services | 2017 |
| 112 Harley Street Limited | Extraterritorial | 2006 |
| 1121 Alcester Road Birmingham (Leaseco) Limited | Arts & recreation | 2019 |
| 1123 Limited | Professional & scientific | 2020 |
| 11247863 Ltd | Other services | 2018 |
| 114-124 Haberdasher Street Limited | Extraterritorial | 2010 |
| 11412040 Ltd | Households | 2018 |
| 11531195 Ltd. | Financial services | 2018 |
| 116BSL Limited | Real estate | 2024 |
| 118 Cars Ltd | Wholesale & retail | 2024 |
| 119 Oxford Street Ltd | Real estate | 2023 |
| 11998391 Ltd. | Financial services | 2019 |
| 11:11 Inc Limited | Hospitality | 2023 |
| 11:11 Management and Agency Service Ltd | Information & communication | 2024 |
| 11:11 Prison Support CIC | Health & social care | 2024 |
| 11:11 Property Ltd | Real estate | 2019 |
| 11:88 Management Ltd | Construction | 2020 |
| 11ELEVEN Competitions Ltd | Other services | 2023 |
| 12 - 22 Peveril Crescent RTM Company Limited | Administrative & support | 2010 |
| 12 Fruits Limited | Wholesale & retail | 2025 |
| 12 Regents CT Ltd | Real estate | 2021 |
| 12 Stars Ltd | Wholesale & retail | 2024 |
| 12 Victoria Avenue Management Limited | Households | 2010 |
| 12/23 Architecture Design Ltd | Professional & scientific | 2009 |
| 121 Cashiers Limited | Professional & scientific | 2024 |
| 121 Specialist Carers Limited | Health & social care | 2023 |
| 121 Sync Limited | Wholesale & retail | 2016 |
| 1214 Developments Ltd | Construction | 2020 |
| 122 Cafe Ltd | Hospitality | 2018 |
| 123 Accounting Solutions Limited | Professional & scientific | 2008 |
| 123 Constructions Limited | Construction | 2014 |
| 123 Home Sales Group Ltd | Real estate | 2025 |
| 123456 Limited | Financial services | 2025 |
| 123456 TEE Limited | Financial services | 2025 |
| 12416295 Ltd | Extraterritorial | 2020 |
| 127STAMFORD Limited | Wholesale & retail | 2023 |
| 128 Barlow Management Ltd | Households | 2011 |
| 128 Holdings Ltd | Real estate | 2022 |