| Sheriffs Lench Court Management Limited | Households | 2019 |
| Shine-Lean Ltd | Professional & scientific | 2022 |
| Shiners Contract Cleaning Ltd | Administrative & support | 2026 |
| Shire Creations Ltd | Construction | 2016 |
| Shire Heating and Plumbing Ltd | Construction | 2017 |
| Shottery Green Management Company Ltd | Households | 2019 |
| Shpep Ltd | Administrative & support | 2018 |
| SHU Technologies Ltd | Administrative & support | 2012 |
| Shukurs Ltd | Hospitality | 2021 |
| Shumon Digital Ltd | Information & communication | 2024 |
| Sidhu Enterprises (UK) Limited | Professional & scientific | 2007 |
| Signs 'R' US Limited | Manufacturing | 2003 |
| Silver Coast Capital (UK) Limited | Real estate | 2016 |
| Simaha Ltd | Hospitality | 2026 |
| Simon Haines Construction Services Limited | Construction | 2009 |
| Simon Vaux Ltd | Real estate | 2014 |
| Simple Block Limited | Real estate | 2025 |
| Simple Propco Limited | Professional & scientific | 2023 |
| Simply Beautiful Homes Limited | Real estate | 2006 |
| Simply Sedum Limited | Agriculture & fishing | 2011 |
| Simply Stone (Tewkesbury) Limited | Administrative & support | 2014 |
| Simply Stone (UK) Limited | Wholesale & retail | 2018 |
| Simply Stone Evesham Limited | Administrative & support | 2011 |
| Sintura Solutions Ltd | Manufacturing | 2024 |
| Sirbu Trans Ltd | Transport & logistics | 2021 |
| SIX Ways Foods Limited | Hospitality | 2024 |
| Sixty Degrees (Midlands) Ltd | Hospitality | 2018 |
| SJ Vehicle Solutions Limited | Administrative & support | 2014 |
| Sjasanth Food and Wine Ltd | Wholesale & retail | 2021 |
| SJC Services Ltd | Transport & logistics | 2015 |
| SJC Transport Solutions Limited | Transport & logistics | 2010 |
| SJD Consultants Limited | Wholesale & retail | 2010 |
| Skylark Inc. & Co. Ltd | Hospitality | 2023 |
| Skyntheticz Ltd | Manufacturing | 2024 |
| Slaughter Properties Limited | Real estate | 2017 |
| SLD Tech Services Ltd | Wholesale & retail | 2024 |
| SLH Distributions Ltd | Wholesale & retail | 2025 |
| Sliced Cake Kitchen Ltd | Manufacturing | 2023 |
| Sltw Ltd | Other services | 2014 |
| Small Planet Systems Limited | Information & communication | 2016 |
| Smart Deck-Oh Ltd | Administrative & support | 2006 |
| Smart Office Solutions (Cotswolds) Limited | Administrative & support | 2004 |
| SMC Financial Planning Ltd | Financial services | 2017 |
| SME Comply Ltd | Professional & scientific | 2019 |
| Smineco Ltd | Transport & logistics | 2025 |
| Smith Construction Services Limited | Construction | 2021 |
| Smoof Ltd | Administrative & support | 2015 |
| Snappy Scrappy Cars Ltd | Wholesale & retail | 2026 |
| SNL Services Ltd | Transport & logistics | 2002 |
| Snowball 2020 Ltd | Real estate | 2017 |
| Sobella Interiors Limited | Construction | 2012 |
| Social Care Academy Ltd | Education | 2016 |
| Sofialuca Ltd | Transport & logistics | 2019 |
| Soglowi Ltd | Information & communication | 2024 |
| Soilscents Ltd | Wholesale & retail | 2025 |
| Solid Property Services Ltd | Construction | 2015 |
| Sophoi Limited | Professional & scientific | 2018 |
| Sorrento Design Limited | Professional & scientific | 2011 |
| Sound Wave Imaging & Diagnostic Services Ltd | Professional & scientific | 2025 |
| Sour Power Bakery Ltd | Manufacturing | 2025 |
| Spa Supplies Limited | Extraterritorial | 2006 |
| Space Display UK Limited | Wholesale & retail | 2009 |
| Spacemaster Limited | Extraterritorial | 1998 |
| Spacemaster Partitions Manufacturing Limited | Manufacturing | 1982 |
| Sparkplug Holdings Limited | Administrative & support | 2023 |
| Spearhead Machinery Limited | Wholesale & retail | 1988 |
| Spectro Property Solutions Ltd | Administrative & support | 2018 |
| Speedway Transport Limited | Transport & logistics | 2018 |
| Speira UK Limited | Administrative & support | 2013 |
| Spencer Commercial Services Limited | Extraterritorial | 2013 |
| Spencer Court Management Limited | Households | 2019 |
| SPH Sidhu Investments Ltd | Real estate | 2025 |
| Spice Bangladeshi Cusine Ltd | Hospitality | 2026 |
| Spick & Span (Evesham) Limited | Administrative & support | 2018 |
| Spiers & Hartwell Holdings Limited | Financial services | 2023 |
| Spiers & Hartwell Limited | Transport & logistics | 1972 |
| Spire Green Ltd | Professional & scientific | 2022 |
| Sponners Limited | Construction | 2016 |
| Spoon 2 International Limited | Manufacturing | 2008 |
| Springhill Farms (Pershore) Limited | Agriculture & fishing | 2006 |
| Springhill Nurseries Ltd | Agriculture & fishing | 2006 |
| Springvault Ltd | Professional & scientific | 2020 |
| Sprint Renovations Limited | Construction | 2025 |
| SPT Development Ltd | Information & communication | 2011 |
| Squirhill Place Management Co. Ltd | Real estate | 1989 |
| SRB Consulting Limited | Administrative & support | 2001 |
| SRN Holdings (Pershore) Limited | Professional & scientific | 2019 |
| SS Bassi Holdings Ltd | Real estate | 2021 |
| SS Demolition Services Limited | Construction | 2004 |
| Sstsmokehouse Ltd | Hospitality | 2024 |
| ST Ecgwins Gardens Management Company Limited | Households | 2018 |
| ST. Christopher Court (Management) Ltd | Households | 1987 |
| Stabbins Properties Limited | Real estate | 2021 |
| Stable Build Limited | Manufacturing | 2013 |
| Stadia Surveys Limited | Professional & scientific | 2011 |
| Stage Right Theatre Consultants Ltd | Professional & scientific | 2019 |
| Stagehaul Ltd | Financial services | 2025 |
| Stan Stores Ltd | Wholesale & retail | 2021 |
| Stanilod Group Limited | Financial services | 2014 |
| Stanley Marlow & SON Limited | Wholesale & retail | 2014 |