| Sreeji Associates Ltd | Real estate | 2024 |
| SRG Aggregates Ltd | Wholesale & retail | 2025 |
| SRG Groundworks Limited | Construction | 2020 |
| SRK Group Holdings Limited | Financial services | 2026 |
| SRO Supplies Ltd | Hospitality | 2022 |
| SRP Capital Limited | Real estate | 2024 |
| SRP Equipe Limited | Manufacturing | 2017 |
| SRP Project Services Ltd | Professional & scientific | 2019 |
| SRR Capital Limited | Real estate | 2018 |
| SRR Management Services Limited | Extraterritorial | 2011 |
| SRR Structural Solutions Ltd | Professional & scientific | 2024 |
| SRS Trading Group Ltd | Hospitality | 2022 |
| SRW Holdings (Midlands) Limited | Construction | 2019 |
| SRZ LPG Solutions Ltd | Administrative & support | 2023 |
| SS & a Limited | Hospitality | 2012 |
| SS Custom Works Ltd | Wholesale & retail | 2022 |
| SS Foodies Ltd | Wholesale & retail | 2025 |
| SS Homes West Midlands Ltd | Real estate | 2026 |
| SSA Building Contractors Ltd | Construction | 2018 |
| SSA Properties and Investment Ltd | Real estate | 2026 |
| SSA Wholesale Ltd | Wholesale & retail | 2022 |
| SSB Pharm Ltd | Wholesale & retail | 2025 |
| SSC Haulage Ltd | Transport & logistics | 2025 |
| SSD Courier Service Limited | Transport & logistics | 2019 |
| SSD Locums Limited | Health & social care | 2009 |
| Sshe Investment Ltd | Real estate | 2025 |
| SSI Services (UK) Limited | Wholesale & retail | 1999 |
| Ssie Solutions Limited | Professional & scientific | 2023 |
| SSK Associates Limited | Wholesale & retail | 2000 |
| SSK Logistics (Midlands) Limited | Transport & logistics | 2024 |
| SSL Properties Ltd | Real estate | 2018 |
| SSN Cleaning Ltd | Administrative & support | 2025 |
| Ssrn Supplies Ltd | Hospitality | 2018 |
| SSS Driving Instructor Limited | Education | 2026 |
| Ssss Trader Ltd | Transport & logistics | 2026 |
| SSW Finance Limited | Professional & scientific | 2021 |
| SSW Holdings Limited | Professional & scientific | 2021 |
| ST Aidan's Care Team | Health & social care | 2000 |
| ST Autoparts Ltd | Wholesale & retail | 2019 |
| ST Chad's Academies Trust | Education | 2013 |
| ST Davids Residential Home Ltd | Health & social care | 2011 |
| ST Flooring (Southern) Ltd | Construction | 2007 |
| ST Luke's Surgery Limited | Wholesale & retail | 2007 |
| ST Nicholas Capital Ltd | Real estate | 2021 |
| ST Prime Estates Ltd | Real estate | 2026 |
| ST Thomas Creative and Entertainmentuk Ltd | Administrative & support | 2025 |
| ST Thomas Missionary Bible College | Other services | 2025 |
| ST Thomas Missionary Foundation | Other services | 2022 |
| ST Waters Ministry Ltd | Other services | 2024 |
| ST. John's Property Walsall Limited | Real estate | 2006 |
| ST. Martins Nursing Home Limited | Health & social care | 2003 |
| ST. Nicholas Property Limited | Real estate | 2012 |
| STA Excel Limited | Education | 1976 |
| STA Resolute Technology Limited | Information & communication | 2011 |
| Staara Ltd | Wholesale & retail | 2026 |
| Staff&Stores Ltd | Wholesale & retail | 2025 |
| Staffinity Solutions Ltd | Administrative & support | 2025 |
| Stafford Dinning Limited | Hospitality | 2023 |
| Stafford Foods Centre Ltd | Wholesale & retail | 2024 |
| Stafford Lifestyle Express Limited | Wholesale & retail | 2022 |
| Stafford Wholesale LLP | | 2011 |
| Staffordshire Air Conditioning Services Ltd. | Construction | 2016 |
| Staffordshire Catering Limited | Other services | 2018 |
| Staffordshire Environmental Ltd | Water & waste | 2024 |
| Staffordshire Fabrications Limited | Manufacturing | 1993 |
| Staffordshire Group Holdings Limited | Administrative & support | 2008 |
| Staffordshire Health Care Services Ltd | Health & social care | 2025 |
| Staffordshire Homes Limited | Real estate | 2022 |
| Staffordshire Paving Co Ltd | Construction | 2023 |
| Staffordshire Wardrobes Limited | Administrative & support | 2023 |
| Staffs Cooling and Heating Ltd | Construction | 2026 |
| Stage Paraphenalia Ltd | Education | 2010 |
| Stageworks Academy Limited | Arts & recreation | 2017 |
| Stainless Steel World Limited | Manufacturing | 2002 |
| Stair Nation Ltd | Construction | 2024 |
| Staircraft Services Limited | Construction | 2008 |
| Stalling Fryer Limited | Hospitality | 2026 |
| Stallions Solutions Ltd | Information & communication | 2014 |
| Stan's Textiles Limited | Wholesale & retail | 2016 |
| Stancroft Limited | Professional & scientific | 1979 |
| Standard MV Ltd | Manufacturing | 2026 |
| Stanley Arms PUB and Restaurant Ltd | Hospitality | 2018 |
| Stanley Business Park Limited | Real estate | 2008 |
| Stanley Consulting Limited | Professional & scientific | 2008 |
| Stanley Ingram Ltd | Real estate | 2025 |
| Stanley's Bakery Limited | Manufacturing | 2015 |
| Stanton Hill Ltd | Real estate | 2021 |
| Stapleford Associates LLP | | 2009 |
| Star Calling Ltd | Administrative & support | 2018 |
| Star Jade Limited | Hospitality | 2023 |
| Star Life Limited | Health & social care | 2026 |
| Star Light Alternative Provision Ltd | Education | 2025 |
| Star Light Multi Care Ltd | Health & social care | 2023 |
| Star Light Multi CIC | Health & social care | 2024 |
| Star Property and Lettings Ltd | Real estate | 2017 |
| Star Property Solutions Ltd | Construction | 2013 |
| Star Quality RAW Ltd | Wholesale & retail | 2023 |
| Star Shine Travel Ltd | Transport & logistics | 2026 |
| Star Village Limited | Real estate | 2012 |
| Starbargainz Ltd | Wholesale & retail | 2021 |