| Terra Construct Ltd | Construction | 2024 |
| Terra Nova ARC Limited | Real estate | 2025 |
| Tesign Ltd | Professional & scientific | 2024 |
| Tesla Property Limited | Real estate | 2023 |
| Testalloy Limited | Information & communication | 2024 |
| Tevah Energy Limited | Professional & scientific | 2024 |
| Tevon Ltd | Wholesale & retail | 2026 |
| Textra Limited | Hospitality | 2025 |
| TF Building Limited | Construction | 2024 |
| Tglm Limited | Wholesale & retail | 2022 |
| TGT Jewellers Ltd | Wholesale & retail | 2025 |
| Thacker & Son's Ltd | Real estate | 2019 |
| Thai Manee Limited | Other services | 2016 |
| Thai Quarters Bushey Ltd | Health & social care | 2019 |
| Thai Quarters Ltd | Other services | 2019 |
| Thai Quarters Stanmore Ltd | Other services | 2025 |
| Thames Joinery Limited | Construction | 2016 |
| Thames Reach Airport Limited | Professional & scientific | 2008 |
| Thaqalain Cultural Centre Limited | Education | 2004 |
| THE 1 Trade Ltd | Construction | 2024 |
| THE 1947 Investment Limited | Real estate | 2021 |
| THE a List World Limited | Administrative & support | 2020 |
| THE Accordion Group Ltd | Professional & scientific | 2023 |
| THE Avid Partnership Ltd | Information & communication | 2021 |
| THE AYS Group Limited | Administrative & support | 2003 |
| THE Bead & Jewellery Shop Limited | Wholesale & retail | 2008 |
| THE Belgravia Collective Ltd | Wholesale & retail | 2024 |
| THE Bentley Priory Battle of Britain Trust | Arts & recreation | 2005 |
| THE Bentley Way Association Limited | Households | 2015 |
| THE Bentley Wood Trust | Education | 2011 |
| THE Bespoke Shutter Company Limited | Construction | 2006 |
| THE Bhere Partnership Limited | Real estate | 2025 |
| THE Blue Moose Graphic Company Limited | Manufacturing | 2012 |
| THE Bower Nest Group Limited | Real estate | 2025 |
| THE Brandeals Ltd | Wholesale & retail | 2025 |
| THE Cake Shop London Ltd | Manufacturing | 2020 |
| THE Churchgate Group Limited | Financial services | 2000 |
| THE City Meat Co. (London) Limited | Wholesale & retail | 2004 |
| THE Coffee Shop (Stanmore) Limited | Hospitality | 2012 |
| THE Common Nursery Limited | Health & social care | 2025 |
| THE Courtyard (Islington) RTM Company Limited | Households | 2020 |
| THE CRM Guru Ltd | Professional & scientific | 2014 |
| THE Curve RTM Company Limited | Households | 2026 |
| THE Customer Management Hub Limited | Professional & scientific | 2016 |
| THE Desi Doll Company Limited | Wholesale & retail | 2008 |
| THE Dewan Foundation Limited | Health & social care | 2001 |
| THE Dolat Mission Trust Limited | Extraterritorial | 2007 |
| THE DRY EYE Boutique Ltd | Wholesale & retail | 2025 |
| THE Executive Service Limited | Professional & scientific | 2014 |
| THE Face by SK Limited | Health & social care | 2021 |
| THE Festivity Spot Limited | Wholesale & retail | 2022 |
| THE FOX Links Ltd | Real estate | 2024 |
| THE GAP Junction Ltd | Information & communication | 2024 |
| THE George Stone Trust | Administrative & support | 1990 |
| THE Gifty Room Limited | Wholesale & retail | 2020 |
| THE Global Economics Limited | Information & communication | 2020 |
| THE Global Enterprise Group Limited | Professional & scientific | 2018 |
| THE Granard EOT Limited | Administrative & support | 2021 |
| THE Great British Condiment Company Limited | Wholesale & retail | 2022 |
| THE Grocery Express Ltd | Wholesale & retail | 2020 |
| THE Grove Estate Group Ltd | Real estate | 2025 |
| THE Heathgate Group Limited | Real estate | 1990 |
| THE Hirani Property Group Limited | Real estate | 2025 |
| THE Homely Kitchen Limited | Hospitality | 2023 |
| THE Hope Charity | Education | 1996 |
| THE Hospitality Manager Limited | Professional & scientific | 2024 |
| THE House of Interior Design Limited | Other services | 2017 |
| THE Hubb Catery Ltd | Hospitality | 2026 |
| THE Hubb Hospitality Ltd | Financial services | 2026 |
| THE Human Reps Ltd | Professional & scientific | 2026 |
| THE Influence Project Ltd | Information & communication | 2021 |
| THE International Education Group Limited | Administrative & support | 2017 |
| THE Isiqalo Foundation | Other services | 2011 |
| THE JOB Share Pair Ltd | Professional & scientific | 2021 |
| THE Kaimian Group Limited | Other services | 2009 |
| THE Kennels Buckinghamshire Ltd | Agriculture & fishing | 2022 |
| THE Koffee House Limited | Wholesale & retail | 2014 |
| THE Krafty Goose Limited | Wholesale & retail | 2024 |
| THE Landmark Partnership Limited | Administrative & support | 2018 |
| THE Lanterns G-Lounge Limited | Extraterritorial | 2013 |
| THE Lanterns United Global | Extraterritorial | 2011 |
| THE Legacy Trust Company Limited | Real estate | 2003 |
| THE Likeable Craftsmen Limited | Construction | 2025 |
| THE Limes Property Management Company Ltd | Households | 1999 |
| THE Little BEE & Co Ltd | Wholesale & retail | 2020 |
| THE LOG CABIN7 Ltd | Wholesale & retail | 2026 |
| THE London Autism Diagnostic Clinic LLP | | 2022 |
| THE London Coin Company Limited | Professional & scientific | 2007 |
| THE London Hairdressing & Beauty Company Ltd | Other services | 2021 |
| THE London Hairdressing Academy Ltd | Other services | 2017 |
| THE London Shareholders Ltd | Hospitality | 2025 |
| THE London Tutors Ltd | Education | 2011 |
| THE Mansions Freehold Company Limited | Real estate | 2004 |
| THE Mindful Parenting Coach Limited | Education | 2025 |
| THE Mindful Toy and Craft Company Limited | Other services | 2025 |
| THE Mixitup Group Ltd | Hospitality | 2020 |
| THE Mortgage Agency Limited | Administrative & support | 2014 |
| THE Mortgage Vine Ltd | Financial services | 2025 |
| THE Office Furniture Company Limited | Wholesale & retail | 1991 |
| THE Omega Academy Ltd | Wholesale & retail | 2014 |