| Sheer Quality Consultancy Ltd | Professional & scientific | 2020 |
| Sherwood Court (Chilwell) Residents Co. Limited | Households | 1972 |
| Sherwood Electronics Limited | Manufacturing | 1993 |
| Shiva Management Ltd | Real estate | 2020 |
| Sicura Developments Limited | Real estate | 2025 |
| Simplet Ltd | Real estate | 2017 |
| SJN Limited | Construction | 1996 |
| Skybound Property Management Ltd | Extraterritorial | 2024 |
| Sleat Homes Ltd | Real estate | 2016 |
| Slow Colour Yard CIC | Agriculture & fishing | 2025 |
| Smplj Property Limited | Real estate | 2022 |
| Soarland Properties Limited | Real estate | 2017 |
| Social Souls Ltd | Health & social care | 2025 |
| Solaris Homes Ltd | Real estate | 2022 |
| Somato Group Limited | Financial services | 2021 |
| Sound Property Developments Ltd | Construction | 2007 |
| Southbank Thamesbridge Holdings Ltd | Financial services | 2025 |
| Southern Aluminium Supplies Limited | Extraterritorial | 1959 |
| Southside Residential Limited | Real estate | 2017 |
| Spartin Group Limited | Real estate | 2018 |
| Spectrum Diamonds Limited | Wholesale & retail | 2003 |
| Spraylords Ltd | Construction | 2021 |
| Stewart George Upholstery Limited | Manufacturing | 1998 |
| Stourbridge Steel (1991) Limited | Extraterritorial | 1917 |
| Subdivisions MK Ltd | Professional & scientific | 2020 |
| Suimz Medical Ltd | Health & social care | 2023 |
| Supported Housing Furnishings Ltd | Wholesale & retail | 2024 |
| Swift Home Buyers Ltd | Real estate | 2012 |
| Swink Limited | Extraterritorial | 1958 |
| SWS Property Developments Limited | Construction | 2019 |
| T. Spencer Building and Joinery Limited | Construction | 1980 |
| T.J. Auto Repairs Limited | Manufacturing | 2001 |
| TAO Properties Limited | Construction | 2016 |
| Taylor Pallister Limited | Extraterritorial | 1958 |
| TED Wright Limited | Extraterritorial | 2023 |
| Telephone Technology Limited | Information & communication | 2003 |
| Tepple Services Ltd | Information & communication | 2023 |
| Thanet Apartments Limited | Real estate | 2021 |
| THE AGA Shop Limited | Extraterritorial | 1929 |
| THE Beauty Train Nottingham Ltd | Other services | 2021 |
| THE Coalbrookdale Company Limited | Financial services | 2005 |
| THE DR Ethan Smile Co Limited | Health & social care | 2022 |
| THE ELK Home Group Limited | Manufacturing | 2024 |
| THE Fairways Rotherham Ltd | Hospitality | 2024 |
| THE Global Leadership LAB Ltd | Professional & scientific | 2025 |
| THE Long Eaton and District Arts Council Limited | Arts & recreation | 2006 |
| THE Midlands Mechanic Limited | Wholesale & retail | 2026 |
| THE Olive Doncaster Ltd | Hospitality | 2024 |
| THE Pincushion Wyberton Limited | Hospitality | 2024 |
| THE Reframing Coach Ltd | Education | 2025 |
| THE Retention Group Ltd | Administrative & support | 2023 |
| THE Royal Oak Mareham Ltd | Hospitality | 2024 |
| THE Ship Horncastle Limited | Hospitality | 2024 |
| THE Vehicle Rental Group Ltd | Administrative & support | 2024 |
| Thomas Bryan Construction Limited | Construction | 2018 |
| Thor Cryogenics Limited | Extraterritorial | 1970 |
| Thornton Group Holdings Limited | Extraterritorial | 1981 |
| Thunder Road Partners Ltd | Financial services | 2025 |
| Timsev Property Ltd | Real estate | 2021 |
| TIN Properties Limited | Real estate | 2015 |
| TJS Medical Ltd | Health & social care | 2020 |
| Tlcc Nottingham Limited | Administrative & support | 2009 |
| Torsol Investments Ltd | Real estate | 2022 |
| Torvale Ltd | Real estate | 2025 |
| Total Property Solve Ltd | Real estate | 2014 |
| Toton MOT & Service Centre Ltd | Wholesale & retail | 2021 |
| Tpgs Homes Ltd | Real estate | 2024 |
| Trent Marquees Limited | Other services | 2015 |
| Trigpoint JHD LLP | | 2022 |
| Trigpoint Property Limited | Real estate | 2016 |
| Truedoors Ltd | Construction | 2023 |
| Trusted Photography Limited | Information & communication | 2018 |
| Tubes, Fittings, Valves Limited | Wholesale & retail | 1972 |
| TW Gemini Investment Limited | Real estate | 2024 |
| Ubipos UK Limited | Professional & scientific | 2010 |
| UK VET Derm Limited | Professional & scientific | 2017 |
| Ulterior Design Upholstery Limited | Manufacturing | 2006 |
| Under the Pear Tree Living Limited | Real estate | 2026 |
| Urban Ridge Homes Ltd | Real estate | 2025 |
| Urban Walnut Ltd | Real estate | 2022 |
| Usman Property Investors Ltd | Real estate | 2023 |
| V Cooper Limited | Health & social care | 2002 |
| V Media Global Ltd | Professional & scientific | 2016 |
| Vector Education Ltd | Extraterritorial | 2020 |
| Ventura Holdings Nottingham Ltd | Real estate | 2020 |
| VIE DE Luxe UK Ltd | Real estate | 2023 |
| Vimana Digital Ltd | Professional & scientific | 2020 |
| Virtue + Vice Ltd | Real estate | 2024 |
| Visigar UK Ltd | Information & communication | 2020 |
| Vision Design Creative Consultants Limited | Professional & scientific | 2003 |
| Vitalsense Limited | Extraterritorial | 1992 |
| Vortex Property Ltd | Real estate | 2014 |
| Wallis & Company Sales & Lettings Ltd | | 2009 |
| Waltham Property Group Ltd | Financial services | 2023 |
| Westgate Hospitality Limited | Hospitality | 2025 |
| White Bell Properties Ltd | Real estate | 2017 |
| White Island Property Holdings Ltd | Real estate | 2023 |
| White Rose Productions Ltd | Information & communication | 2025 |
| Wholesale Catering Equipment Limited | Extraterritorial | 1970 |
| Wisteria - Yellow Property Investments Limited | Real estate | 2018 |