| Tempest Air Conditioning Ltd | Construction | 2025 |
| Temple Funding Limited | Financial services | 2014 |
| Temple Legal Protection Limited | Financial services | 1999 |
| Temple Legal Solutions Limited | Extraterritorial | 2003 |
| Temple Professional Risks Limited | Extraterritorial | 1999 |
| Temple Underwriting Limited | Extraterritorial | 1997 |
| Temps Maison Ltd | Wholesale & retail | 2026 |
| TEN-25 Software Limited | Information & communication | 1984 |
| Tenacity Limited | Professional & scientific | 2017 |
| Tencastle Limited | Information & communication | 2015 |
| Tenderseal Ltd | Information & communication | 2024 |
| Tensorgarage Limited | Information & communication | 2026 |
| Tent 4 Rent Ltd | Administrative & support | 2025 |
| Terabyte Limited | Information & communication | 1995 |
| Teresa Wood Limited | Manufacturing | 2002 |
| Testend Investment Limited | Financial services | 2024 |
| Testend Limited | Information & communication | 2010 |
| Testimony Limited | Information & communication | 2015 |
| Testudo UK Limited | Financial services | 2024 |
| Tetrax Solutions Limited | Transport & logistics | 2017 |
| Texdeck Limited | Arts & recreation | 2003 |
| Tfml Property Limited | Real estate | 2025 |
| TFT Property Holdings Ltd | Real estate | 2025 |
| TFW Investments Limited | Real estate | 2023 |
| Tgiov Limited | Information & communication | 2025 |
| Thakor Mortgage Services Ltd | Financial services | 2024 |
| Thamim Takeaway Ltd | Hospitality | 2018 |
| Tharanga Clinical Ltd | Real estate | 2023 |
| THE 281 Stoughton Road (Management) Limited | Households | 2003 |
| THE Abraxas Press Limited | Wholesale & retail | 2022 |
| THE Aesthetics Medic Ltd | Other services | 2026 |
| THE Albury Gym Ltd | Arts & recreation | 2024 |
| THE Alchemyths Ltd | Information & communication | 2022 |
| THE AON Agency Ltd | Administrative & support | 2021 |
| THE Arbuturian Ltd | Information & communication | 2012 |
| THE Archive Centre Limited | Administrative & support | 1999 |
| THE Astolat PUB Limited | Hospitality | 2008 |
| THE B Brave Project CIC | Information & communication | 2026 |
| THE Barn Youth Project | Health & social care | 2011 |
| THE Beacon (Exmouth) Management Company Limited | Households | 2004 |
| THE Beau House Ltd | Wholesale & retail | 2023 |
| THE Beauty Cart Limited | Wholesale & retail | 2025 |
| THE Bellairs Apartments Management Company Limited | Households | 2013 |
| THE Better Pet Company Limited | Wholesale & retail | 2023 |
| THE Big Funk PIE Limited | Arts & recreation | 2003 |
| THE Big Three Property Company Limited | Real estate | 2016 |
| THE Blue Couch Ltd | Other services | 2022 |
| THE Boileroom (Guildford) C.I.C. | Hospitality | 2007 |
| THE Boring Burger Bros Company Limited | Hospitality | 2024 |
| THE Boring Holding Company Ltd | Financial services | 2024 |
| THE Boutique Handle Co Limited | Wholesale & retail | 2022 |
| THE Bowls Club Ltd | Arts & recreation | 2022 |
| THE Brand Explosion Group Limited | Professional & scientific | 2014 |
| THE Bravest Path Ltd | Professional & scientific | 2017 |
| THE Brienz Group Limited | Real estate | 2017 |
| THE Builders NT Ltd | Construction | 2023 |
| THE Business Travel Magazine Limited | Information & communication | 2004 |
| THE Byre Private Fitness Ltd | Arts & recreation | 2025 |
| THE Cannon (Guildford) Ltd | Hospitality | 2019 |
| THE Casino Limited | Professional & scientific | 1995 |
| THE Cast Iron Guttering Company Ltd | Construction | 2024 |
| THE Cast Iron Picture Co. Ltd | Information & communication | 2013 |
| THE Centre for Domestic Violence Ltd | Health & social care | 2012 |
| THE Chantries Management Limited | Real estate | 2004 |
| THE Chillipepper Consultancy Limited | Information & communication | 2010 |
| THE Classification Guru Ltd | Professional & scientific | 2021 |
| THE Clavadel (Guildford) Co. Limited | Health & social care | 2011 |
| THE Clubhouse Gym Group Ltd | Arts & recreation | 2023 |
| THE College of Phlebology Limited | Professional & scientific | 2011 |
| THE Communication Surgery Limited | Professional & scientific | 2016 |
| THE Compasses Gomshall Ltd | Wholesale & retail | 2017 |
| THE Complete Bathrooms (Surrey) Ltd | Construction | 2014 |
| THE Completely Group Limited | Professional & scientific | 2001 |
| THE Compliance Fulkrum Limited | Professional & scientific | 2024 |
| THE Concierge Atelier Limited | Administrative & support | 2025 |
| THE Coppins (ASH) Management Company Limited | Households | 2019 |
| THE Covenant Property Limited | Real estate | 2026 |
| THE Crescent ST Luke's Park (Guildford) Management Limited | Other services | 2001 |
| THE Croquet Club Limited | Arts & recreation | 2022 |
| THE CW Club Limited | Other services | 2016 |
| THE Cyclists' Defence Fund | Other services | 2003 |
| THE Daphne Jackson Memorial Fellowships Trust | Education | 2008 |
| THE Decor Centre Limited | Other services | 2002 |
| THE Diamond Logistics and Technology Group Limited | Transport & logistics | 2018 |
| THE Digital Parent Company Limited | Manufacturing | 2009 |
| THE Distilled Group Limited | Financial services | 2024 |
| THE Divorce Lawyer Clinic Ltd | Professional & scientific | 2025 |
| THE Dogparents Limited | Agriculture & fishing | 2021 |
| THE Dream Club Sleep Consultant Ltd | Other services | 2024 |
| THE Dynamic Leadership Company Limited | Administrative & support | 2002 |
| THE Electric Wholesaler Limited | Wholesale & retail | 2023 |
| THE Employment Agents Movement (UK) Limited | Administrative & support | 2000 |
| THE European Division of the Charles Louis Davis and Samuel Wesley Thompson DVM Foundation | Administrative & support | 2018 |
| THE EWC Exceptional Wine Company Limited | Extraterritorial | 2015 |
| THE Exchange Consultancies Group LLP | | 2011 |
| THE Faculty Management Consultants Ltd | Extraterritorial | 2013 |
| THE Farriers Residents Assoc. (Bramley) Limited | Households | 1994 |
| THE Fountain Centre | Health & social care | 2000 |
| THE Fruit Scoop Limited | Hospitality | 2024 |
| THE Gables (Guildford) Property Management Company Limited | Households | 2020 |