| Super Premium Foods Limited | Wholesale & retail | 2008 |
| Supplies Studio Ltd | Wholesale & retail | 2021 |
| Supreme Driveways Ltd | Construction | 2025 |
| Sureglaze Home Improvements Ltd | Construction | 2021 |
| Sureglaze Windows and Home Improvements Ltd | Construction | 2019 |
| Suspect ENT Limited | Wholesale & retail | 2023 |
| Sustainable Molecules Facility Limited | Professional & scientific | 2025 |
| Sustainable Molecules Limited | Professional & scientific | 2024 |
| Svmk Building Company Ltd | Construction | 2016 |
| SW Coatings Ltd | Construction | 2024 |
| Swaran Food Service Ltd | Manufacturing | 2023 |
| Swegon Air Management Limited | Manufacturing | 1962 |
| Swegon Cooling Ltd | Wholesale & retail | 1983 |
| Swift Delivers Limited | Transport & logistics | 2025 |
| Swift Foodservice Equipment Limited | Extraterritorial | 2025 |
| Swift Industrial Holdings Ltd | Financial services | 2025 |
| Swift Maintenance Services (1973) Limited | Manufacturing | 2011 |
| Swift Mile Logistics Ltd | Transport & logistics | 2026 |
| Swift Motorcycle Training Limited | Education | 2024 |
| Swift Spares & Services Limited | Manufacturing | 2015 |
| Swift Ventilation Services Limited | Manufacturing | 2012 |
| Swimhour Limited | Education | 2024 |
| Switchshield Ltd | Construction | 2024 |
| Swoop Logistics Ltd | Transport & logistics | 2023 |
| Sybake Ltd | Hospitality | 2025 |
| Syed Haroon UR Rashid Ltd | Wholesale & retail | 2025 |
| Syked Ltd | Hospitality | 2025 |
| Sykes Pumps Limited | Extraterritorial | 1980 |
| Syldon & Co BH Ltd | Professional & scientific | 2022 |
| Symbesi Care and Support Coordination Limited | Health & social care | 2025 |
| Synetra Labs Ltd | Information & communication | 2026 |
| Szfw Property Ltd | Real estate | 2025 |
| T & D Transport (International) Ltd | Transport & logistics | 2017 |
| T and M International Ltd | Wholesale & retail | 2023 |
| T K & Sons Limited | Hospitality | 2012 |
| T K Products (Trade Counter) Limited | Wholesale & retail | 2011 |
| T R Wheeler Construction Limited | Construction | 2002 |
| T Tyres Express Walsall Ltd | Manufacturing | 2024 |
| T&K Metals Ltd | Wholesale & retail | 2020 |
| T. Maguire Business Services Ltd | Construction | 2024 |
| T.G.H.S Past Student and Staff Association Ltd | Education | 2025 |
| T.M.L. Lighting Consultancy Ltd | Construction | 2024 |
| Tachart Limited | Manufacturing | 1977 |
| TACO2GO Ltd | Hospitality | 2024 |
| TAD Electrical Services Ltd | Construction | 2019 |
| Tadgedale Avenue Road Management Company Limited | Households | 2024 |
| Tailwaggingbakes Limited | Wholesale & retail | 2025 |
| TAKEAWAY#1 Ltd | Hospitality | 2026 |
| Takeway Food Limited | Wholesale & retail | 2023 |
| TAKK3N Ltd | Transport & logistics | 2025 |
| Takvee Health Limited | Health & social care | 2023 |
| TAM Designs Ltd | Extraterritorial | 2021 |
| Tame Holdings Ltd | Wholesale & retail | 2018 |
| Tapes Limited | Arts & recreation | 2017 |
| Tatrans Ltd | Transport & logistics | 2020 |
| Taylor Central Limited | Other services | 2018 |
| TCF Developments Limited | Construction | 2014 |
| TDR Highways & Streetlighting (Civils) Ltd. | Construction | 2009 |
| Tea & Biscuits Consultancy Limited | Administrative & support | 2015 |
| Tech 49 Ltd | Information & communication | 2014 |
| Telecognizant Limited | Information & communication | 2025 |
| Telpharm Limited | Wholesale & retail | 2017 |
| Tempted Hair & Beauty Ltd | Other services | 2015 |
| TEN Tows Ltd | Transport & logistics | 2026 |
| Tenderville Ltd | Hospitality | 2024 |
| Terry Cargo Ltd | Transport & logistics | 2025 |
| Testco Limited | Wholesale & retail | 1973 |
| TF Housing Services Ltd | Real estate | 2026 |
| TFP Bidco Ltd | Professional & scientific | 2023 |
| TFP Topco Ltd | Financial services | 2023 |
| TG Bargain Ltd | Wholesale & retail | 2025 |
| TGL Haulage Ltd | Transport & logistics | 2023 |
| TGP Wholesale Limited | Wholesale & retail | 2025 |
| Thalirextech Ltd | Information & communication | 2025 |
| Thaum Ltd | Information & communication | 2025 |
| THE Alternative Steel Company Limited | Wholesale & retail | 1994 |
| THE Alternative Steel Group Limited | Extraterritorial | 2003 |
| THE Bargain Hub Darlaston Ltd | Wholesale & retail | 2024 |
| THE BH Construction Midlands Ltd | Construction | 2025 |
| THE Birdcage Training Ltd | Education | 2023 |
| THE Black Country Therapeutic Centre CIC | Health & social care | 2025 |
| THE Bright Future Transport Ltd | Transport & logistics | 2024 |
| THE Business Support Organisation Ltd | Professional & scientific | 2018 |
| THE Card Loft Ltd | Wholesale & retail | 2025 |
| THE Club Wednesbury Ltd | Hospitality | 2024 |
| THE Cottage Brunch Limited | Hospitality | 2026 |
| THE Crankhall Lane Ltd | Hospitality | 2022 |
| THE Credit Centre Limited | Professional & scientific | 2016 |
| THE Croft PUB Limited | Hospitality | 2026 |
| THE Dawn & Doner Ltd | Hospitality | 2026 |
| THE Dhaus Company Limited | Professional & scientific | 2010 |
| THE Family Nursery Company Ltd | Education | 2013 |
| THE Flower Cottage Ltd | Wholesale & retail | 2025 |
| THE Fluffy Co. Ltd | Wholesale & retail | 2025 |
| THE Fold Asset Management Limited | Real estate | 2021 |
| THE Friar Food Ltd | Hospitality | 2023 |
| THE Global Lifestyle Hub Ltd | Wholesale & retail | 2026 |
| THE Greedy PIG Bar & Cafe Ltd | Hospitality | 2025 |
| THE Groom Fairy Ltd | Other services | 2023 |
| THE Habins Team Ltd | Wholesale & retail | 2025 |