| TLC Rituals Ltd | Wholesale & retail | 2025 |
| Tlcbeau-Tox Bedfordshire Limited | Health & social care | 2019 |
| TLD Holdings Limited | Wholesale & retail | 2015 |
| TLE Limited | Wholesale & retail | 2019 |
| Tlmr Associates Limited | Health & social care | 2023 |
| TLP Commercials Ltd | Transport & logistics | 2020 |
| TM Coatings Limited | Construction | 2010 |
| TM Decorators Ltd | Construction | 2026 |
| TM Golf Ltd | Education | 2025 |
| TM Plant Hire (UK) Limited | Construction | 2006 |
| TMB Foods Ltd | Manufacturing | 2021 |
| TMC Garden Buildings Limited | Manufacturing | 2023 |
| TMK Consultancy Ltd | Professional & scientific | 2019 |
| TMR Future Limited | Wholesale & retail | 2026 |
| TMS Bedford Ltd | Financial services | 2025 |
| TMS Capital Limited | Financial services | 2000 |
| TMS Talent Group Limited | Administrative & support | 2017 |
| Tmuri Consulting Limited | Administrative & support | 2018 |
| TO Body Work Ltd | Wholesale & retail | 2017 |
| TOA Sports Limited | Wholesale & retail | 2015 |
| Toby Oliver Developments Ltd | Real estate | 2025 |
| TOC Europe Limited | Professional & scientific | 1989 |
| TOC Practitioners Alliance Limited | Professional & scientific | 2011 |
| Toddlongstaffe-Gowan Limited | Professional & scientific | 2001 |
| Tofulicious Ltd | Manufacturing | 2019 |
| TOM Bates Coaching Ltd | Arts & recreation | 2019 |
| TOM BOO Day Nurseries Limited | Education | 2005 |
| TOM C. Wren Ltd | Professional & scientific | 2018 |
| TOM Dolemore Limited | Professional & scientific | 2013 |
| TOM Everest Consultancy Ltd | Administrative & support | 2026 |
| TOM Huddart Limited | Professional & scientific | 2021 |
| TOM Simm Golf Ltd | Arts & recreation | 2021 |
| Tomas V Company Ltd | Transport & logistics | 2017 |
| Tomasson Limited | Financial services | 2021 |
| Tomasz Zlobinski Limited | Construction | 2018 |
| Tomipris Limited | Wholesale & retail | 2025 |
| Tomkinson's Stained Glass Limited | Wholesale & retail | 2006 |
| Tomorri Transport Ltd | Transport & logistics | 2021 |
| Tomus Care Ltd | Health & social care | 2022 |
| Tondoore Ltd | Wholesale & retail | 2024 |
| Tonewolf Ltd | Manufacturing | 2023 |
| Tongwell Court M.C. Limited | Administrative & support | 1988 |
| Tony Woolf Ltd | Arts & recreation | 2021 |
| Tony’S Phones and Accessories Ltd | Wholesale & retail | 2025 |
| Toolclarity Limited | Information & communication | 2009 |
| Tooled-Up (UK) Limited | Extraterritorial | 2009 |
| Top Achievers' Programme Limited | Education | 2014 |
| Top Dent Limited | Wholesale & retail | 2001 |
| Top Fruit Advice (John Clark) Ltd | Professional & scientific | 2022 |
| Top Gate Automation Limited | Construction | 2024 |
| Top Grade Interior Finishings Ltd | Construction | 2025 |
| Top Maxi Sales Limited | Wholesale & retail | 2025 |
| Top Nosh Catering Limited | Hospitality | 2004 |
| Top Painter Limited | Manufacturing | 2022 |
| Top Rank Cleaning Services Ltd | Administrative & support | 2002 |
| Top Slice Pizza Ltd | Hospitality | 2025 |
| Top Tier Business Support Ltd | Administrative & support | 2026 |
| Topdealsdirect Ltd | Wholesale & retail | 2022 |
| Tophatters Limited | Real estate | 2019 |
| Toplineux Ltd | Professional & scientific | 2025 |
| Topmarks IT Services Ltd | Information & communication | 2024 |
| Topps Business Development Ltd | Wholesale & retail | 2023 |
| Tops Pizza Bedford Limited | Hospitality | 2022 |
| Topy & Trans Limited | Transport & logistics | 2024 |
| Torch B2B Ltd | Professional & scientific | 2001 |
| Toriello Property Investments Limited | Real estate | 2017 |
| Torn Property Ltd | Real estate | 2026 |
| Tornagrain GAS Mill Limited | Manufacturing | 2015 |
| Toro Construction & Maintenance Home and Garden Ltd | Manufacturing | 2021 |
| Torontan Limited | Professional & scientific | 2024 |
| Torque Automotive Limited | Wholesale & retail | 2013 |
| Torram Estate Limited | Real estate | 2024 |
| Torram Limited | Information & communication | 2018 |
| Torturi Ltd | Education | 2026 |
| Tossell Properties Ltd | Real estate | 2021 |
| Total Change Management Ltd | Information & communication | 2018 |
| Total Comms Group Limited | Information & communication | 2016 |
| Total Construction Consultants Limited | Construction | 2020 |
| Total Finesse Limited | Professional & scientific | 2008 |
| Total Golf Discount Limited | Wholesale & retail | 2023 |
| Total Golf Solutions Limited | Other services | 2010 |
| Total Golf Store Ltd | Other services | 2019 |
| Total Home Technology Limited | Construction | 2021 |
| Total Household Services Ltd | Construction | 2025 |
| Total IT Technology Solutions Ltd | Information & communication | 2006 |
| Total Motorcare Garage Ltd | Wholesale & retail | 2015 |
| Total Office Help Ltd | Professional & scientific | 2012 |
| Total Print Printing Services Limited | Manufacturing | 2003 |
| Total Roconstruct Ltd | Construction | 2020 |
| Total Solutions Management Limited | Professional & scientific | 2014 |
| Total Technology Group Limited | Information & communication | 2016 |
| Total Utility Management (UK) Ltd | Professional & scientific | 2013 |
| Totesphere Limited | Wholesale & retail | 2019 |
| Totum Build Ltd | Construction | 2017 |
| Totum Holdings Limited | Financial services | 2015 |
| Totum Limited | Real estate | 2011 |
| Totum MI Limited | Information & communication | 2015 |
| Totus App Ltd | Other services | 2018 |
| Touch of Angels Care Limited | Health & social care | 2013 |
| Touchdown Motors Limited | Wholesale & retail | 2016 |