| THE Bookends Bindery Ltd | Other services | 2017 |
| THE Corinthian Corporation Limited | Hospitality | 2018 |
| THE G Work Consultancy Ltd | Professional & scientific | 2016 |
| THE Grape Escape Vineyard Ltd | Manufacturing | 2021 |
| THE Grape Escape Wine Company Limited | Manufacturing | 2025 |
| THE Learning and Development Academy Ltd | Other services | 2024 |
| THE London Laser Company Ltd | Administrative & support | 2008 |
| THE Resistance Party London Ltd | Administrative & support | 2021 |
| THE Sleeving Company Limited | Wholesale & retail | 1991 |
| THE Space Property Living Ltd | Real estate | 2019 |
| THE Tour Division Limited | Administrative & support | 2011 |
| THE Windmill Studio Limited | Arts & recreation | 2008 |
| Theale Dental Holdings Limited | Health & social care | 2022 |
| Threeoeight Kilburn Property Limited | Real estate | 2023 |
| Threeoeight Kilburn Property Manager Ltd | Extraterritorial | 2014 |
| Thurso (H&I) Limited | Real estate | 2006 |
| Tiger Build Timber Ltd | Manufacturing | 2022 |
| TKL Properties Ltd | Information & communication | 2014 |
| TLJ Property Ltd | Extraterritorial | 2012 |
| Touchdown TV Media Limited | Professional & scientific | 2010 |
| Toyman Vending Services Limited | Manufacturing | 2013 |
| Trac IT Limited | Information & communication | 2011 |
| Train Control Design Limited | Administrative & support | 2017 |
| Travel Risk and Incident Prevention Group Ltd | Professional & scientific | 2017 |
| Trebor Estates Ltd | Real estate | 2015 |
| Trident Property Ltd | Construction | 2004 |
| TSO WO Hang Ltd | Hospitality | 2025 |
| Tuition and Support Hub LLP | | 2018 |
| Tulipe Management Limited | Financial services | 2010 |
| U & H Mortgage Advisors Limited | Financial services | 2015 |
| UF Property Limited | Real estate | 2017 |
| UK Community Websites Limited | Information & communication | 2025 |
| Unique Finance Limited | Financial services | 2014 |
| Unisus London Limited | Wholesale & retail | 2018 |
| Urban Panda Limited | Professional & scientific | 2015 |
| Urban Revivals 25 Limited | Real estate | 2025 |
| V&G Property Ltd | Real estate | 2019 |
| Vanquest Ltd | Real estate | 2019 |
| Vedanta Training Limited | Education | 2016 |
| Ventrahouse Ltd | Other services | 2026 |
| Vimal Mehta Architects Limited | Professional & scientific | 2014 |
| Vitwell 3 Limited | Financial services | 2020 |
| VP Property Services Limited | Real estate | 2019 |
| Watervale Property Ltd | Real estate | 2019 |
| Watford Banqueting and Conference Centre Limited | Hospitality | 2005 |
| Webtcards Ltd | Information & communication | 2007 |
| Wela Holdings Ltd | Financial services | 2026 |
| Wela Investments Ltd | Professional & scientific | 2026 |
| Wellbuild Estates Limited | Financial services | 2021 |
| Wellport Group Ltd | Professional & scientific | 2018 |
| Westmore Accounting Limited | Professional & scientific | 2023 |
| Westwood Group Limited | Information & communication | 2003 |
| White Violet London LLP | | 2015 |
| Whitefield Legal Services Limited | Administrative & support | 2007 |
| Wicksteeds Consultants LLP | | 2010 |
| Willow Tree House Ltd | Health & social care | 2025 |
| Wilson Eden Property Ltd | Real estate | 2022 |
| Wing Feng Ltd | Hospitality | 2021 |
| Wings Chinese Ltd | Hospitality | 2025 |
| Winwin Finance Limited | Real estate | 2015 |
| Your Custom Clothing Limited | Wholesale & retail | 2015 |
| YTT Real Estate Limited | Construction | 2026 |
| Zejaniel Ltd | Real estate | 2020 |
| Zillux Ltd | Professional & scientific | 2025 |
| Zufa Ltd | Hospitality | 2014 |