| Sutton Motor Homes Limited | Wholesale & retail | 2014 |
| Sutton Oaks Wealth Management Ltd | Financial services | 2014 |
| Sutton Office Supplies Ltd | Wholesale & retail | 2012 |
| Sutton Osteopathy Limited | Health & social care | 2012 |
| Sutton Palms Ltd | Health & social care | 2025 |
| Sutton Parivaar CIC | Other services | 2024 |
| Sutton Park Pilates Ltd | Arts & recreation | 2020 |
| Sutton Pizza and Kebab House Ltd | Hospitality | 2026 |
| Sutton Practice Limited | Health & social care | 2015 |
| Sutton Property Ltd | Real estate | 2017 |
| Sutton Property Services Limited | Real estate | 2020 |
| Sutton Residential Ltd | Real estate | 2021 |
| Sutton Roofing Limited | Construction | 2010 |
| Sutton Runner Limited | Administrative & support | 2017 |
| Sutton Safety Solutions Limited | Administrative & support | 2011 |
| Sutton Saunas Ltd | Construction | 2023 |
| Sutton Self Storage Limited | Professional & scientific | 2013 |
| Sutton Skin Clinics Ltd | Other services | 2016 |
| Sutton Solar and Security Limited | Construction | 2022 |
| Sutton Solar Limited | Financial services | 2009 |
| Sutton Sports and Social Club Ltd | Hospitality | 2016 |
| Sutton Technology Consulting Limited | Information & communication | 2022 |
| Sutton Travel Limited | Administrative & support | 2009 |
| Sutton United FC Limited | Arts & recreation | 2025 |
| Sutton United Limited | Arts & recreation | 2024 |
| Sutton Vapes Ltd | Wholesale & retail | 2024 |
| Sutton Veterinary Ltd | Professional & scientific | 2018 |
| Sutton Vintage Limited | Wholesale & retail | 2024 |
| Sutton Wardrobes Limited | Construction | 2023 |
| Suttongate Consulting Limited | Professional & scientific | 2009 |
| Suzanne Rowley Consultancy Ltd | Financial services | 2021 |
| SV Logistics Ltd | Transport & logistics | 2018 |
| Svgj Limited | Extraterritorial | 2024 |
| Swan Fish Bar B'Ham Limited | Hospitality | 2023 |
| Swan Mews Management Limited | Real estate | 2005 |
| Swanbay Property Limited | Real estate | 2024 |
| Swancrest Solutions Limited | Professional & scientific | 2001 |
| Swaneats Ltd | Hospitality | 2023 |
| Swaraj (UK) Ltd | Health & social care | 2013 |
| Swavvio Fashion Limited | Manufacturing | 2023 |
| Sweeping the Nation Limited | Administrative & support | 2016 |
| Sweet Home England Limited | Real estate | 2021 |
| Sweet Suite Ltd | Professional & scientific | 2020 |
| Sweet Technologies Ltd | Wholesale & retail | 2015 |
| Swift and Mildred Limited | Extraterritorial | 1998 |
| Swift Business Security (Midland) Limited | Extraterritorial | 2020 |
| Swiftsync Ltd | Information & communication | 2024 |
| Swim Wild Ltd | Information & communication | 2021 |
| Swimtime HR Ltd | Arts & recreation | 2013 |
| Swinnertons of Walsall 2009 Limited | Transport & logistics | 1946 |
| Switch Jobs Limited | Administrative & support | 2013 |
| Swordfish Learning Limited | Education | 2014 |
| SX Media Limited | Professional & scientific | 2018 |
| Syed Consultancy Ltd | Professional & scientific | 2015 |
| Sykes OIL Services Limited | Water & waste | 2020 |
| Symtron Limited | Construction | 2000 |
| Synergy Care Homes Ltd | Health & social care | 2024 |
| Synergy UK Properties Ltd | Real estate | 2022 |
| Syntegrity Ltd | Information & communication | 2011 |
| Synthetic Bytes Limited | Information & communication | 2024 |
| System X Limited | Information & communication | 2015 |
| Systems Thinking Works Ltd | Professional & scientific | 2014 |
| SZA Healthcare Ltd | Health & social care | 2022 |
| Szkp Limited | Real estate | 2023 |
| T & a Foods Ltd | Hospitality | 2025 |
| T & C Housing Limited | Hospitality | 2014 |
| T & C Investments (Midlands) Limited | Real estate | 2025 |
| T & F Global Reach Limited | Transport & logistics | 2025 |
| T & L Gajjar Ltd | Real estate | 2021 |
| T a G International Properties Ltd | Real estate | 2023 |
| T D I Developments Ltd | Real estate | 2006 |
| T Grand Ltd | Wholesale & retail | 2016 |
| T H Accountancy Ltd | Professional & scientific | 2010 |
| T J Brown & Sons Limited | Extraterritorial | 2004 |
| T L O Electrical Services Limited | Construction | 2008 |
| T M Lettings Limited | Hospitality | 2010 |
| T R Johnson Associates Ltd | Transport & logistics | 2017 |
| T&R Property Design Ltd | Professional & scientific | 2019 |
| T&R Property Solutions Ltd | Real estate | 2020 |
| T&T Beauty Enterprise Ltd | Other services | 2024 |
| T-Rex Trading Cards Ltd | Wholesale & retail | 2024 |
| T. H. Sanders & Higgs Limited | Extraterritorial | 1963 |
| T.B.Stone Limited | Construction | 2011 |
| T.C.A. Office Products Limited | | 1975 |
| T.C.C. Holdings (Services) Limited | Construction | 2019 |
| T.H.Fenton Limited | Extraterritorial | 1956 |
| T.H.Sanders & Sons Limited | Extraterritorial | 1936 |
| T.J.Davies & Sons(Funeral Directors)Limited | Extraterritorial | 1963 |
| T.L. Storer Limited | | 1978 |
| T.S. Annison & Sons Limited | Extraterritorial | 1981 |
| T.S. Horlock & SON Limited | Extraterritorial | 1979 |
| T4C Ltd | Administrative & support | 2022 |
| T4U Wholesale Ltd | Administrative & support | 2022 |
| Tabbakh Limited | Health & social care | 2026 |
| Tacho-Fit Express Limited | Professional & scientific | 2005 |
| Tacho-Fit Holdings Limited | Professional & scientific | 2021 |
| Tacho-Fit Limited | Wholesale & retail | 2001 |
| Tacho-Serve Limited | Professional & scientific | 1997 |
| Tacit BIO Ltd | Real estate | 2009 |
| Tadjcloe Limited | Real estate | 2003 |