| Samsara Financial Services Ltd | Financial services | 2021 |
| Samsara Studio Ltd | Professional & scientific | 2016 |
| Samsat Consultants Ltd | Information & communication | 2019 |
| Samtec Limited | Information & communication | 2020 |
| Samtronics Ltd | Professional & scientific | 2018 |
| Samuel HAR Limited | Manufacturing | 2024 |
| Samuel Harding & Sons Limited | Agriculture & fishing | 1922 |
| Samuel Walkers Ltd | Professional & scientific | 2022 |
| Samueliosif Ltd | Transport & logistics | 2019 |
| Samurai Resources Ltd | Financial services | 2024 |
| Samvatsar Consultancy PVT Limited | Information & communication | 2021 |
| Samvatsar Property Investments Ltd | Real estate | 2020 |
| Samzy Ltd | Health & social care | 2020 |
| SAN Europe Limited | Wholesale & retail | 2022 |
| SAN Gabriel 252 | Professional & scientific | 2004 |
| SAN Gabriel 259 | Professional & scientific | 2004 |
| SAN Gifts and Crafts Limited | Wholesale & retail | 2023 |
| SAN Global Fashion Limited | Wholesale & retail | 2012 |
| SAN Pierre Property Co Limited | Financial services | 2004 |
| Sana Health Management Consultants Ltd | Health & social care | 2024 |
| Sanaa Pharma Ltd | Professional & scientific | 2026 |
| Sanaasretails Ltd | Wholesale & retail | 2025 |
| Sanagavarapu Limited | Wholesale & retail | 2025 |
| Sanair Ltd | Real estate | 2018 |
| Sanasoar Properties Limited | Real estate | 2009 |
| Sanatan Sweet & Food Limited | Wholesale & retail | 2024 |
| Sanayah Holdings Limited | Real estate | 2026 |
| Sancho Limited | Wholesale & retail | 2018 |
| Sanctuary Serviced Accommodation Ltd | Households | 2017 |
| Sanctuary Wealth Planning Limited | Financial services | 2014 |
| Sanctuaryscreens Ltd | Information & communication | 2026 |
| Sand Cast Lead Conservation Ltd | Construction | 2018 |
| Sanda Healthcare Limited | Health & social care | 2013 |
| Sanda Transport Services Ltd | Transport & logistics | 2019 |
| Sandapalm Limited | Real estate | 2023 |
| Sandcastle 66 Limited | Real estate | 2024 |
| Sandcastle Care Holdings Limited | Financial services | 2015 |
| Sandeep Nandhra Ltd | Financial services | 2017 |
| Sanderson and Harding Limited | Construction | 2014 |
| Sanderson Decorators Ltd | Construction | 2013 |
| Sanderson James Ltd. | Real estate | 2000 |
| Sandhar Investments Ltd | Real estate | 2016 |
| Sandhar Properties Ltd | Real estate | 2014 |
| Sandhar Property Group Ltd | Real estate | 2023 |
| Sandhaz UK Ltd | Wholesale & retail | 2025 |
| Sandhills Convenience Store Ltd | Wholesale & retail | 2019 |
| Sandhills Holdings Ltd | Financial services | 2026 |
| Sandhills Store Ltd | Wholesale & retail | 2025 |
| Sandhu Assets Ltd | Real estate | 2024 |
| Sandhu Bros. Investments Ltd | Construction | 2023 |
| Sandhu Builders Leicester Ltd | Construction | 2021 |
| Sandhu Frameworks Limited | Manufacturing | 2025 |
| Sandhu Group Holdings Ltd | Financial services | 2026 |
| Sandhu Logistics Group Ltd | Transport & logistics | 2025 |
| Sandhu Plumbing & Heating Ltd | Construction | 2021 |
| Sandhu Propco Ltd | Real estate | 2026 |
| Sandhu Transport (Leicester) Ltd | Transport & logistics | 2026 |
| Sandhu Unity Ltd | Transport & logistics | 2026 |
| Sandhurst Builders Limited | Construction | 1996 |
| Sandhurst Construction (Leicester) Limited | Construction | 2015 |
| Sandhutton Genius Ltd | Transport & logistics | 2015 |
| Sandhya Services Ltd | Information & communication | 2025 |
| Sandip Ltd | Construction | 2024 |
| Sandip Odedra Limited | Financial services | 2022 |
| Sandown Property Developments Limited | Real estate | 2006 |
| Sandrion Ltd | Construction | 2010 |
| Sands Criminal Defence Ltd | Professional & scientific | 2021 |
| Sands Properties (Leicester) Ltd | Real estate | 2024 |
| Sandstar Communications Limited | Professional & scientific | 2012 |
| Sandway Transport Ltd | Transport & logistics | 2014 |
| Sandwel Safeguarding Training & Consultancy Ltd | Education | 2023 |
| Sandwich Fresh Ltd | Hospitality | 2025 |
| Sandwith Optimum Ltd | Transport & logistics | 2015 |
| Sandy DK Foods Ltd | Hospitality | 2025 |
| Sandy Hill (Woolwich) Limited | Extraterritorial | 2006 |
| Sandy Racing Limited | Arts & recreation | 1998 |
| Sandy SK Foods Ltd | Hospitality | 2025 |
| Sandyline Technologies Limited | Manufacturing | 2016 |
| Sanelisiwe Kawere Ltd | Public administration | 2022 |
| Sanfer Investments Limited | Real estate | 2021 |
| Sangam PAN House Ltd | Wholesale & retail | 2026 |
| Sangam Paneer Manufacturing Limited | Manufacturing | 1998 |
| Sangat Limited | Real estate | 2014 |
| Sangeetha Mela Limited | Manufacturing | 2025 |
| Sangha Assets Ltd | Real estate | 2025 |
| Sangha Constructions Ltd | Construction | 2016 |
| Sangha Developments Limited | Construction | 2006 |
| Sangha Financial Services Limited | Professional & scientific | 2024 |
| Sangha Group Limited | Real estate | 2020 |
| Sangha Holdings Limited | Real estate | 2021 |
| Sangha Homes Limited | Real estate | 2022 |
| Sangha Investments Ltd | Real estate | 2016 |
| Sangha Lets Limited | Real estate | 2015 |
| Sangha Logistics & Haulage Limited | Transport & logistics | 2018 |
| Sangha Property Lettings Limited | Real estate | 2019 |
| Sangha Race & Restoration Limited | Administrative & support | 2016 |
| SANGHA321 Constructions Limited | Construction | 2025 |
| Sanghera Design and Manufacturing Limited | Extraterritorial | 2016 |
| Sanghera Estates Limited | Real estate | 2022 |
| Sanghera Manufacturing Solutions Limited | Manufacturing | 2016 |