| SVF Detailing Ltd | Extraterritorial | 2023 |
| Swat Estates Ltd | Real estate | 2023 |
| Sweet Vibes Burnley Ltd | Hospitality | 2026 |
| Sweet Vibes Desserts Ltd | Hospitality | 2025 |
| Sweetclough Properties Ltd | Real estate | 2025 |
| Sweeter Scents Ltd | Wholesale & retail | 2026 |
| Swift Mart Limited | Other services | 2026 |
| Swifty Scooters Limited | Manufacturing | 2010 |
| Swim School (Lancashire) Limited | Education | 2004 |
| Swirlpark Limited | Manufacturing | 1990 |
| Swirlz Padiham Limited | Hospitality | 2025 |
| Swish Hair Extensions Ltd | Other services | 2023 |
| Switch Sync UK Ltd | Information & communication | 2026 |
| Switching Services Limited | Information & communication | 2023 |
| SXC Global Ltd | Wholesale & retail | 2022 |
| Sycamore Care Ltd | Health & social care | 2023 |
| Sycamore Letting Co Ltd | Real estate | 2007 |
| Syed Construction & Property Development Ltd | Construction | 2023 |
| Sylhet Delight Ltd | Hospitality | 2026 |
| Syncora Care Limited | Health & social care | 2022 |
| Syncora Limited | Health & social care | 2018 |
| Synergy Smart Solutions Ltd | Professional & scientific | 2025 |
| Syria Barbers Ltd | Other services | 2025 |
| Syria Ltd | Construction | 2024 |
| Sysnet IT Consultants Ltd | Information & communication | 2015 |
| T H Corporate Services Limited | Professional & scientific | 2007 |
| T H Financial Recovery Limited | Professional & scientific | 2018 |
| T H S Building Ltd | Construction | 2018 |
| T in the Bar Limited | Hospitality | 2013 |
| T Livingstone Ltd | Manufacturing | 2015 |
| T M G / the Motor Group Ltd | Wholesale & retail | 2026 |
| T R & S Properties Limited | Real estate | 1996 |
| T.E.E.S Burnley Ltd | Professional & scientific | 2022 |
| T2 Computer Services Ltd | Information & communication | 2010 |
| T86R Ltd | Financial services | 2019 |
| Taba Kitchen Ltd | Extraterritorial | 2019 |
| Tabassum Maintenance UK Ltd | Manufacturing | 2019 |
| Tachyon Performance Ltd | Wholesale & retail | 2014 |
| Tacit Investments Limited | Construction | 2025 |
| Tahir's Store Limited | Real estate | 2025 |
| Tailor Made Media Limited | Professional & scientific | 2016 |
| Take Orders NOW Ltd | Information & communication | 2025 |
| Talent Tailors 18 Limited | Manufacturing | 2025 |
| Talklogic Limited | Information & communication | 2002 |
| Talliah Rose Ltd | Wholesale & retail | 2017 |
| Tallon Engineering Ltd | Professional & scientific | 2014 |
| Tangerini (NW) Ltd | Other services | 2021 |
| Tangerini Investment Ltd | Real estate | 2021 |
| Tangerinibaby.Com Ltd | Wholesale & retail | 2025 |
| Tannery Legal Services Limited | Administrative & support | 2014 |
| Tara Burnley Ltd | Hospitality | 2026 |
| Tara Indian Ltd | Hospitality | 2022 |
| Taranisian Limited | Professional & scientific | 2006 |
| Tatooine Technology Ltd | Information & communication | 2025 |
| Tattersall Computer Developments Limited | Information & communication | 1996 |
| Taxi Claims Storage and Recovery Ltd | Other services | 2019 |
| Taxi Claims UK Ltd | Administrative & support | 2015 |
| Taxihub Ltd | Transport & logistics | 2023 |
| Tayibs Weddings Ltd | Other services | 2023 |
| Taylor Care Lancashire Ltd | Other services | 2019 |
| Taylor Eason Limited | Professional & scientific | 2003 |
| Taylor Electrical & Site Services Ltd | Construction | 2010 |
| Taylor Media Ltd | Information & communication | 2021 |
| TB Retail Projects Limited | Professional & scientific | 2014 |
| TCB Signage Ltd | Manufacturing | 2024 |
| TCM Herbal Consulting UK Ltd | Health & social care | 2025 |
| TCM Tools Limited | Wholesale & retail | 2025 |
| TCR Electrical Ltd | Construction | 2020 |
| TCT Brnly Ltd | Wholesale & retail | 2024 |
| TDL Consultancy Services Limited | Professional & scientific | 2021 |
| Teach East Limited | Administrative & support | 2016 |
| Teacher Group Limited | Wholesale & retail | 2026 |
| Teamup Care Ltd | Administrative & support | 2026 |
| Tebay Restaurants Ltd | Hospitality | 2018 |
| TEC North West Ltd | Construction | 2018 |
| Tecbits Ltd | Wholesale & retail | 2018 |
| Tecchies Ltd | Information & communication | 2012 |
| Tech Made Human Ltd | Information & communication | 2025 |
| Tech-Elec Solutions Ltd | Manufacturing | 2026 |
| TECH3 Consulting Ltd | Information & communication | 2012 |
| Technology Engineering Services Limited | Financial services | 2023 |
| Technology Vault Ltd | Professional & scientific | 2020 |
| Techstyle Connections Limited | Wholesale & retail | 2003 |
| Teco Group Ltd | Manufacturing | 2025 |
| Teesside Property Ltd | Real estate | 2021 |
| Templeman Leisure Limited | Arts & recreation | 2013 |
| Templemore Ltd | Hospitality | 2017 |
| TEO Maintenance Limited | Construction | 2024 |
| TEO Renovation Ltd | Construction | 2025 |
| Termet UK Ltd | Wholesale & retail | 2019 |
| Terratorque Limited | Wholesale & retail | 2024 |
| Tetralife Global Limited | Administrative & support | 2016 |
| Text Direct (UK) Limited | Information & communication | 2011 |
| Tezencjusz Transport Ltd | Transport & logistics | 2016 |
| TGS Consultants Ltd | Administrative & support | 2015 |
| Thames Valley Mechanical Limited | Construction | 2011 |
| Tharstern Group Limited | Professional & scientific | 2013 |
| Tharstern Limited | Information & communication | 1977 |
| THC Health Products Ltd | Wholesale & retail | 2025 |
| THE 1897 Group Limited | Financial services | 2022 |