| Tezone Ltd | Wholesale & retail | 2025 |
| TFL Automobiles Ltd | Transport & logistics | 2025 |
| TG Affiliates Ltd | Wholesale & retail | 2025 |
| TGS Hospitality Group Ltd | Hospitality | 2025 |
| Thames Eyot Flats Limited | Real estate | 1973 |
| Thames Freeport Limited | Administrative & support | 2022 |
| Thames Hamlet (Block D) RTM Company Limited | Households | 2024 |
| Thames Valley Contractors Ltd | Construction | 2003 |
| Thameside Fire Protection Co. Limited | Administrative & support | 1997 |
| Thameside Trading Ltd | Wholesale & retail | 2026 |
| Thashi Prestige Services Ltd | Administrative & support | 2022 |
| Thcc Limited | Health & social care | 2000 |
| THE Agricultural Administration Company Limited | Professional & scientific | 2005 |
| THE Anchorage Residents Company Limited | Households | 1988 |
| THE Arab Anti-Corruption Organisation | Other services | 2004 |
| THE Arab Cultural Foundation | Other services | 1988 |
| THE ARK Family Resource Centre | Health & social care | 1987 |
| THE Association of Racing Kart Schools Limited | Arts & recreation | 1995 |
| THE Aventureux Limited | Wholesale & retail | 2023 |
| THE AWB Partnership Ltd | Professional & scientific | 1999 |
| THE Bamboo House (Essex) Ltd | Hospitality | 2016 |
| THE Beauty Container: Aesthetics Ltd | Administrative & support | 2019 |
| THE Bestower Ltd | Wholesale & retail | 2026 |
| THE Bookshop (Loughton) Limited | Wholesale & retail | 2002 |
| THE Boys Property Company Limited | Professional & scientific | 2003 |
| THE BRICK88 Ltd | Real estate | 2023 |
| THE Bride’S Helper Weddings Ltd | Other services | 2020 |
| THE Bury ST Edmunds Partnership | | 1989 |
| THE Bush Hammering Company Ltd. | Construction | 1996 |
| THE Business Card Company Limited | Administrative & support | 2007 |
| THE C.M.E. Personnel Consultancy Limited | Professional & scientific | 2002 |
| THE Calculator GUY Ltd | Professional & scientific | 2020 |
| THE Cauliflower Car Wash Ltd | Other services | 2025 |
| THE Cauliflower Garages Ltd | Wholesale & retail | 2025 |
| THE Changer Group Limited | Wholesale & retail | 2026 |
| THE Cheesewheel London Ltd | Hospitality | 2023 |
| THE Chelmsford Skin Clinic Limited | Other services | 2016 |
| THE Childrens Therapy Services Limited | Real estate | 2002 |
| THE Clarity Seat Ltd | Professional & scientific | 2026 |
| THE Clean Sauce Co. Ltd | Manufacturing | 2026 |
| THE Coach House High Ongar Limited | Households | 2005 |
| THE Cobblers Craft Ltd | Wholesale & retail | 2026 |
| THE Colour Agency Ltd | Administrative & support | 2003 |
| THE Colourwheel Montessori Nursery Limited | Administrative & support | 2008 |
| THE Communications & Leisure Group Ltd. | Administrative & support | 1992 |
| THE Community Clinic Ltd | Health & social care | 2025 |
| THE Complete Wardrobe Centre Limited | Wholesale & retail | 2004 |
| THE Computer Centre (Online) Limited | Other services | 2003 |
| THE Corporate Action Partnership Ltd | Information & communication | 2004 |
| THE Coryton Partnership | | 1991 |
| THE Crouch Court Management Company Limited | Households | 1991 |
| THE Daily Grind Limited | Wholesale & retail | 2003 |
| THE Decor Pixie Limited | Professional & scientific | 2026 |
| THE Delicious Plate Limited | Hospitality | 2025 |
| THE Diana Princess of Wales International Study Centre Limited | Education | 2005 |
| THE Divine Worshippers Christian Ministries | Health & social care | 2004 |
| THE DOT Consultancy Limited | Information & communication | 2000 |
| THE Downs Track Limited | Real estate | 2016 |
| THE Drive Management Company Limited | Households | 2004 |
| THE Edwards Estate Limited | Professional & scientific | 2007 |
| THE Enricher Ltd | Wholesale & retail | 2026 |
| THE Facsimile Trading Company Limited | Professional & scientific | 1987 |
| THE Faculty Media Limited | Construction | 2000 |
| THE Female Landlord Ltd | Real estate | 2025 |
| THE Foundry Hardware Company Ltd | Manufacturing | 2003 |
| THE Fourth Trimester Haven Limited | Wholesale & retail | 2024 |
| THE Fresh Produce Wholesale Co Ltd | Wholesale & retail | 2006 |
| THE Garden-Kitchen Company Ltd. | Construction | 1996 |
| THE Generals Shish Ltd | Hospitality | 2020 |
| THE Goods Supplier Ltd | Wholesale & retail | 2023 |
| THE Gothic Design Practice Limited | Professional & scientific | 1998 |
| THE Grand Theatre of Lemmings Limited | Arts & recreation | 1994 |
| THE Greenville Group Ltd | Professional & scientific | 2017 |
| THE Holistic Nicole Ltd | Other services | 2025 |
| THE House of Time Limited | Real estate | 2006 |
| THE Hual Martita Limited Partnership | | 1998 |
| THE Huns Limited | Construction | 2006 |
| THE Incorporation Corporation Limited | Administrative & support | 1994 |
| THE Independent Film Equipment Company Limited | Information & communication | 2022 |
| THE Joyful Box Ltd | Wholesale & retail | 2025 |
| THE Key 2 Empowerment Partnership LLP | | 2005 |
| THE Ladder Trust | Administrative & support | 2001 |
| THE Laundry Room (Kirby Cross) Limited | Other services | 1995 |
| THE Leigh-On-Sea ST. Clement's Hall Trust | Education | 2006 |
| THE Lewa Lounge Limited | Other services | 2023 |
| THE Loft Room People Ltd | Construction | 2017 |
| THE London Aesthetics Company Ltd | Other services | 2019 |
| THE London BUS Company Limited | Transport & logistics | 2007 |
| THE London Freight Club Limited | Professional & scientific | 2007 |
| THE London Freight Organisation Limited | Professional & scientific | 2007 |
| THE London Land & Property (Walton) LLP | | 2007 |
| THE London Land & Property Company (East Hill) LLP | | 2007 |
| THE Luxe Concierge Group Ltd | Administrative & support | 2025 |
| THE Management Mechanic Limited | Professional & scientific | 2005 |
| THE Megacentre Rayleigh Ltd | Other services | 1993 |
| THE Memory Vault Ltd | Professional & scientific | 2026 |
| THE Moorings Body Shop Limited | Manufacturing | 2002 |
| THE More Shopping Ltd | Wholesale & retail | 2026 |
| THE Muslim Creatives Limited | Information & communication | 2023 |
| THE Muvas Transport & Tech Ltd | Wholesale & retail | 2025 |