| Sparkles Management Company Limited | Real estate | 2024 |
| Sparkling Cleaning Fairies Ltd | Administrative & support | 2018 |
| Sparkling Finish Ltd | Administrative & support | 2024 |
| Sparklion Ltd | Wholesale & retail | 2024 |
| Sparks by AJ Ltd | Construction | 2025 |
| Sparks Tech Limited | Construction | 2024 |
| Sparkwave Marketing Ltd | Professional & scientific | 2024 |
| Spartan Enterprise Ltd | Wholesale & retail | 2026 |
| Spasmart Ltd | Wholesale & retail | 2025 |
| Spasovi and Sons Ltd | Transport & logistics | 2017 |
| Specials Pharma Ltd | Wholesale & retail | 2018 |
| Spectra Collective Ltd | Wholesale & retail | 2024 |
| Spectroconnect Health Innovations Limited | Administrative & support | 2011 |
| Spectrum Bangla Radio Limited | Information & communication | 2012 |
| Speech Pathways CIC | Other services | 2023 |
| Speedy Cars Hire Limited | Wholesale & retail | 2019 |
| Speedy Trading Ltd | Other services | 2022 |
| Speedy Wasters Ltd | Water & waste | 2020 |
| Speedy.Roomsuk Ltd | Hospitality | 2023 |
| Sphc Limited | Real estate | 2017 |
| Sphynx Limited | Real estate | 2019 |
| Spiiras Limited | Professional & scientific | 1999 |
| Spike Electrical Services Ltd. | Construction | 2016 |
| Spinkz Limited | Real estate | 2023 |
| Spirited Resources Limited | Administrative & support | 2018 |
| Splaoch Care Foundation Ltd | Other services | 2023 |
| Splendour Healthcare Ltd | Health & social care | 2022 |
| Sporel Ltd | Wholesale & retail | 2020 |
| Sport Trading Limited | | 2006 |
| Sportgetaways Limited | Administrative & support | 2025 |
| Sporting Excellence and Education CIC | Education | 2026 |
| Sports Today Limited | Wholesale & retail | 2021 |
| Sports World London Limited | Wholesale & retail | 2021 |
| Spot on Property Solutions Limited | Real estate | 2021 |
| Spotless Alteration Ltd | Manufacturing | 2025 |
| Spotless Sparks Ltd | Administrative & support | 2025 |
| Spotlight Consult Limited | Real estate | 2025 |
| Spotlight on Trend Limited | Wholesale & retail | 2024 |
| Sprincksisfire Limited | Public administration | 2023 |
| Spring of Life Orisuniye Global Outreach Limited | Hospitality | 2023 |
| Spring of Life Outreach | Other services | 2013 |
| Springdale Healthcare Limited | Health & social care | 2025 |
| Springout House Ltd | Public administration | 2018 |
| Sprint Cars Limited | Transport & logistics | 2022 |
| Sprintbites Ltd | Information & communication | 2025 |
| SPT Build Ltd | Construction | 2018 |
| Spvuk Limited | Construction | 2022 |
| SPW Accountancy Ltd | Professional & scientific | 2021 |
| Sqci Traders Ltd | Wholesale & retail | 2018 |
| Squad Services Ltd | Extraterritorial | 2017 |
| Square Carpentry Ltd | Construction | 2020 |
| Square Challenge Ltd | Education | 2019 |
| Square Tiling Ltd | Construction | 2019 |
| Squires Dagenham Ltd | Hospitality | 2018 |
| SR Cheruku Ltd | Information & communication | 2022 |
| SR Consultancy Services Limited | Administrative & support | 2015 |
| SR Firststep Ltd | Real estate | 2021 |
| SR Refurbishment Group Ltd | Construction | 2026 |
| SRG Builders Ltd | Construction | 2023 |
| SRI Cosmetics Ltd | Wholesale & retail | 2025 |
| SRI SAI Moukthika Ltd | Real estate | 2025 |
| SRI Venkateshwara Foods Limited | Wholesale & retail | 2015 |
| SRI Venkateshwara Petroleum Ltd | Wholesale & retail | 2015 |
| SRI Venkateshwara Property Management Ltd | Real estate | 2022 |
| SRI Venkateswar Investment Ltd | Real estate | 2025 |
| Srieeshi Properties Limited | Real estate | 2023 |
| Srieeshi Solutions PVT Limited | Information & communication | 2018 |
| Sriram Estates Ltd | Real estate | 2026 |
| Sritee Ltd | Real estate | 2019 |
| SRK 1 Ltd | Wholesale & retail | 2020 |
| SRM Driving Ltd | Transport & logistics | 2019 |
| SRN Property Management Ltd | Hospitality | 2025 |
| SS Autobody Ltd | Wholesale & retail | 2020 |
| SS Chauffeuring Ltd | Transport & logistics | 2025 |
| SS Digital Sphere Ltd | Professional & scientific | 2024 |
| SS PCO Hire Ltd | Administrative & support | 2025 |
| Ssbm Ltd | Wholesale & retail | 2019 |
| Ssbnmg Limited | Construction | 2023 |
| SSH Online Services Ltd | Wholesale & retail | 2025 |
| SSK + Co Limited | Professional & scientific | 2014 |
| SSK Logistics & Transport Ltd | Transport & logistics | 2025 |
| SSO Electrical Limited | Manufacturing | 2025 |
| Sspedition Ltd | Transport & logistics | 2021 |
| SSS Business Services Ltd | Information & communication | 2025 |
| SST Haulage Ltd | Transport & logistics | 2024 |
| ST Developments Ltd | Construction | 2020 |
| ST Drywall Ltd | Construction | 2020 |
| ST Michael’S Recruitment Services Limited | Administrative & support | 2020 |
| ST Partners Ltd | Administrative & support | 2002 |
| ST Paul's Consultants (UK) Limited | Professional & scientific | 2006 |
| STA Carpentry Ltd | Manufacturing | 2016 |
| Stacy-Ann Enterprise Ltd | Health & social care | 2015 |
| Stairs Masters Limited | Construction | 2023 |
| Stak Service Limited | Administrative & support | 2025 |
| Stalev Limited | Administrative & support | 2009 |
| Stam 95 Ltd | Transport & logistics | 2021 |
| Standard Electrical Ltd | Construction | 2025 |
| Stanley Bows Ltd | Wholesale & retail | 2024 |
| Stanmax Dryliner Ltd | Construction | 2024 |
| Stans Investments Limited | Real estate | 2022 |