| Shannon Rail Services Limited | Transport & logistics | 2002 |
| Shannon Transport (Services) Limited | Transport & logistics | 2010 |
| Shano & JAS Investment Ltd | Real estate | 2005 |
| Shanti Investments Ltd | Real estate | 2025 |
| Shanti Niwas Limited | Real estate | 2019 |
| Shap Solutions Ltd | Hospitality | 2026 |
| Sharmazing Nails Limited | Other services | 2024 |
| Sharni Bhangu Limited | Health & social care | 2012 |
| Sharon Calderini Wealth Management Limited | Administrative & support | 2014 |
| Sharon Property Group Ltd | Real estate | 2022 |
| Sharp Security UK Ltd | Administrative & support | 2017 |
| Sharper Investments Ltd | Wholesale & retail | 2023 |
| Sharpr Build Ltd | Construction | 2019 |
| Sharps Industrial Roofing Ltd | Construction | 2022 |
| Sharr Creates Ltd | Wholesale & retail | 2021 |
| Shashwata Limited | Construction | 2025 |
| Shashwata Properties Limited | Real estate | 2021 |
| Shaw Civil Works Ltd | Construction | 2026 |
| Shay Kelly Performance Coaching Ltd | Arts & recreation | 2025 |
| Shayma Medical Limited | Health & social care | 2025 |
| Shazia Afsar Ltd | Other services | 2025 |
| Shazram Limited | Wholesale & retail | 2022 |
| SHE IS the Light Limited | Arts & recreation | 2010 |
| Shealth Ltd | Health & social care | 2020 |
| Shearer Solutions Limited | Professional & scientific | 2011 |
| Sheehan Contractors Limited | Construction | 2017 |
| Sheek Trophies Ltd | Wholesale & retail | 2024 |
| Sheepow Ltd | Information & communication | 2024 |
| Sheerglaze Limited | Professional & scientific | 2009 |
| Sheerglaze UK Limited | Professional & scientific | 2009 |
| Sheershine Limited | Water & waste | 1991 |
| Shehu Construction Ltd | Construction | 2023 |
| Sheikh Group Holdings Ltd | Financial services | 2023 |
| Sheladiya Limited | Professional & scientific | 2012 |
| Sheladiya Properties Limited | Real estate | 2018 |
| SHELCOMPANYBGP131 Limited | Professional & scientific | 2015 |
| Shelly Consultancy Ltd | Professional & scientific | 2025 |
| Shelter Estates Ltd | Real estate | 2024 |
| Shelter Property Investment Ltd | Real estate | 2019 |
| Shelving Distribution Limited | Wholesale & retail | 1997 |
| Shenal UK Ltd | Wholesale & retail | 2009 |
| Shenley Estate Agents Limited | Real estate | 2004 |
| Shepherd's Lodge Ltd | Health & social care | 2013 |
| Sherani Ltd | Real estate | 2022 |
| Sherazi Cooperate Ltd | Wholesale & retail | 2025 |
| Sherborne Engineering Solutions Ltd | Professional & scientific | 2019 |
| Sherborne Finance Services Ltd | Professional & scientific | 2019 |
| Sheridan Optical Solutions Ltd | Wholesale & retail | 2025 |
| Sherif & Sherif Properties Ltd | Real estate | 2025 |
| Sherif El-Tawil Limited | Real estate | 2014 |
| Sherland Court Freehold Limited | Real estate | 2024 |
| Sherland Court Limited | Households | 1974 |
| Sherman Solutions Limited | Extraterritorial | 2008 |
| Sheryl Clean & Care Ltd | Administrative & support | 2020 |
| Shesto Limited | Wholesale & retail | 1947 |
| Shewitts Footwear Limited | Wholesale & retail | 2016 |
| SHF Estates Ltd | Real estate | 2019 |
| SHF Ventures 1 Ltd | Wholesale & retail | 2013 |
| SHF Ventures Ltd | Wholesale & retail | 2011 |
| Shiel Architecture Limited | Professional & scientific | 2005 |
| Shiel Project Management Limited | Financial services | 2007 |
| Shield (U.K.) Limited | Construction | 1984 |
| Shield Chauffeurs Limited | Transport & logistics | 2022 |
| Shield Property Services Limited | Real estate | 1991 |
| Shield Transfers Ltd | Transport & logistics | 2023 |
| Shillington Grove Management Company Limited | Real estate | 2009 |
| Shilun's Holdings Ltd | Financial services | 2026 |
| Shilun's Limited | Wholesale & retail | 1989 |
| Shine Realty Limited | Real estate | 2022 |
| Shine Solutions Cleaning Services Limited | Administrative & support | 2025 |
| Shine-A-Light Children Foundation | Health & social care | 2010 |
| Shiney Feather Collection PVT Ltd | Wholesale & retail | 2019 |
| Shining TOR Solutions Ltd | Professional & scientific | 2025 |
| Shinrai Trading Ltd | Wholesale & retail | 2026 |
| Shiny Metal Pixel Ltd | Information & communication | 2012 |
| Shipley Lakeside Management Company Limited | Real estate | 2021 |
| Shirdi SAI Baba Temple Association of London | Other services | 2009 |
| Shire Dwellings Ltd | Real estate | 2021 |
| Shire Homeware Limited | Wholesale & retail | 2021 |
| Shiv Bhairav Enterprise Limited | Real estate | 2024 |
| Shiva Associates Limited | Real estate | 2025 |
| Shivani Patel Limited | Health & social care | 2015 |
| Shivani Patel Medical Services Limited | Health & social care | 2026 |
| SHJ Haulage Ltd | Transport & logistics | 2019 |
| Shoaib Projects Ltd | Professional & scientific | 2025 |
| Shoee Limited | Information & communication | 2015 |
| Shome Properties Ltd | Real estate | 2024 |
| Shopbrit Ltd | Wholesale & retail | 2025 |
| Shopovation Limited | Wholesale & retail | 2018 |
| Shoprite Limited | Real estate | 1980 |
| Shore Recruitment Ltd | Wholesale & retail | 2020 |
| Showcase Design Limited | Manufacturing | 2021 |
| Showcomm Limited | Information & communication | 2007 |
| Shralite Limited | Wholesale & retail | 2022 |
| Shree Balaji Ltd | Other services | 2024 |
| Shree Homes Limited | Real estate | 2020 |
| Shree Krishna Bhavan Limited | Hospitality | 2025 |
| Shree PSM Limited | Real estate | 2019 |
| Shree Radha Vallabha CIC | Education | 2026 |
| Shree SAI Cloudtech Limited | Information & communication | 2026 |