| Succeed Training and Development Limited | Education | 2009 |
| Success Heating & Energy Ltd | Construction | 2019 |
| Success OUT There Limited | Information & communication | 2019 |
| Success Point Associate Ltd | Health & social care | 2021 |
| Success School Ltd | Health & social care | 2019 |
| SUD Logistics Ltd | Transport & logistics | 2026 |
| Sudais Travel Ltd | Administrative & support | 2016 |
| Suem Investments Limited | Real estate | 2026 |
| Suffolk & Goode Consultancy Ltd | Information & communication | 2008 |
| Sufian Ansari Ltd | Construction | 2013 |
| Sufyaan Delivery Services Ltd | Education | 2022 |
| Sugar Bloom Ltd | Hospitality | 2026 |
| Sugar Snap Kitchen at Jubilee House C.I.C. | Hospitality | 2019 |
| Sugar Snap Kitchen at Oakroyd CIC | Hospitality | 2025 |
| Sugar Snap Kitchen Events CIC | Other services | 2023 |
| Sugar Valley Ltd | Manufacturing | 2020 |
| Sugarapple Ltd | Wholesale & retail | 2022 |
| Sugden Properties Limited | Real estate | 2012 |
| Suhaan's Ltd | Hospitality | 2025 |
| Suhail Optics Ltd | Health & social care | 2010 |
| Suite Retreat Limited | Real estate | 2026 |
| Suited & Booted Ltd | Wholesale & retail | 2018 |
| Suits YOU Media Ltd | Professional & scientific | 2024 |
| Suits YOU SIR Ltd | Wholesale & retail | 2025 |
| Suitsme (Bradford) Limited | Wholesale & retail | 2021 |
| Sukon Ltd | Education | 2012 |
| Sukveer Singh & SON Limited | Wholesale & retail | 2013 |
| Sulaimaani Ltd | Wholesale & retail | 2024 |
| Sulaman Transport Ltd | Transport & logistics | 2026 |
| Sulaymaniyah Foods Limited | Hospitality | 2025 |
| Suleman Catering (Yorkshire) Ltd | Hospitality | 2020 |
| Suleman Catering Bradford Ltd | Hospitality | 2024 |
| Suleman Holdings Ltd | Wholesale & retail | 2019 |
| Sulls (Yorkshire) Ltd | Wholesale & retail | 2025 |
| Sully's of Chester Limited | Hospitality | 2011 |
| Sultan Locums Limited | Health & social care | 2018 |
| Sultan Property Management Ltd | Real estate | 2020 |
| Sultania HAJ & Umra Tours Limited | Administrative & support | 2003 |
| Sultans Express Ltd | Hospitality | 2024 |
| Sultans Restaurant Ltd | Hospitality | 2022 |
| Sultantech Solutions Ltd | Wholesale & retail | 2025 |
| Sumaiya Mumtaz Consultancy Limited | Administrative & support | 2017 |
| Summar Healthcare Limited | Health & social care | 2025 |
| Sums Investment Limited | Real estate | 2025 |
| Sumz Ltd | Real estate | 2020 |
| Sun Branding Solutions Ltd | Administrative & support | 1966 |
| Sun Haven Tanning Ltd | Other services | 2025 |
| Sun Inn Developments Limited | Administrative & support | 2018 |
| Sun Inn UK Developments Limited | Construction | 2023 |
| Sun Investments Limited | Real estate | 2004 |
| Sun Shine Deli Limited | Hospitality | 2023 |
| Suna Social Care Ltd | Health & social care | 2009 |
| Sunbridge Autos Ltd | Wholesale & retail | 2010 |
| Sunbridge Food Ltd | Hospitality | 2026 |
| Sunbridge House Ltd | Real estate | 2014 |
| Sunbridge Road Mission | Other services | 2015 |
| Sunbridge Secretarial Services Ltd | Administrative & support | 2019 |
| Sunchem Healthcare Limited | Administrative & support | 2021 |
| Suncrest Beverages Limited | Extraterritorial | 2024 |
| Sunflower Medical Limited | Manufacturing | 2002 |
| Sung Lung Limited | Wholesale & retail | 2008 |
| Sungano Ltd | Health & social care | 2022 |
| Sunhigh Developments Group Limited | Construction | 2026 |
| Sunlight Windows BFD Ltd | Construction | 2026 |
| Sunna Ltd | Information & communication | 2014 |
| Sunnah Islamic Style Ltd | Wholesale & retail | 2025 |
| Sunnah Sports Community CIC | Education | 2023 |
| Sunnah Structures Ltd | Professional & scientific | 2024 |
| Sunnah Treasures Ltd | Wholesale & retail | 2024 |
| SUNNIS4MARRIAGE Ltd | Information & communication | 2019 |
| Sunny Leads Ltd | Administrative & support | 2020 |
| Sunpower Holdings Limited | Real estate | 2022 |
| Sunrise Cleaning Services Limited | Administrative & support | 2007 |
| Sunrise Foods Bradford Ltd | Manufacturing | 2016 |
| Sunrise Fresh Food Ltd | Wholesale & retail | 2026 |
| Sunrise Radio Gold Ltd | Information & communication | 2023 |
| Sunrise Workwear Limited | Other services | 2015 |
| Sunshade Limited | Real estate | 2024 |
| Sunshine (Killinghall) Limited | Other services | 2018 |
| Sunshine (Tong) Limited | Other services | 2018 |
| Sunshine Focus Ltd | Administrative & support | 2026 |
| Sunshine Furnitures Ltd | Manufacturing | 2026 |
| Sunshine Meals Limited | Hospitality | 2019 |
| Sunshine Stationery Ltd | Administrative & support | 2013 |
| Sunshine Wholesale Limited | Other services | 2018 |
| Sunside Farm Ltd | Construction | 2022 |
| Sunwin House Limited | Real estate | 2019 |
| Supatekk Ltd | Wholesale & retail | 2025 |
| Super BD2 Ltd | Other services | 2025 |
| Super Deals Ltd | Wholesale & retail | 2025 |
| Super Saver Corporation Ltd | Wholesale & retail | 2019 |
| Super Slitters Limited | Wholesale & retail | 2011 |
| Super Sport Vehicles Ltd | Wholesale & retail | 2020 |
| Super Whippy Ice Cream Limited | Manufacturing | 2018 |
| Super WOK Bradford Ltd | Hospitality | 2024 |
| Super Young Minds Limited | Health & social care | 2023 |
| Supercar Experiences Limited | Transport & logistics | 2004 |
| Superior Safeguarding Services Ltd | Administrative & support | 2023 |
| Superior Training Operations Limited | Professional & scientific | 2026 |
| Superior Trees Ltd | Wholesale & retail | 2020 |