| Shreen Upholstery Limited | Manufacturing | 2025 |
| Shri SAI RAM UK Ltd | Manufacturing | 2016 |
| Shriks Ltd | Real estate | 2024 |
| SHS Business Ltd | Real estate | 2024 |
| SHS Properties Group Ltd | Real estate | 2026 |
| Shub Consultancy Ltd | Professional & scientific | 2025 |
| Shubh Developments Private Limited | Real estate | 2024 |
| Shufix Limited | Wholesale & retail | 2015 |
| Shukar HAI Ltd | Real estate | 2022 |
| Shumee Ltd | Wholesale & retail | 2023 |
| SHV UK Limited | Administrative & support | 2018 |
| SI Connect Logistics Ltd | Transport & logistics | 2026 |
| Siangiki CIC | Other services | 2025 |
| Sidakkaur Transport Ltd | Transport & logistics | 2026 |
| Sidco Holdings UK Ltd | Construction | 2023 |
| Siddat Shine&Co Ltd | Wholesale & retail | 2026 |
| Siddhanth Jewellers Ltd | Wholesale & retail | 2024 |
| Sidhu Carpet and Flooring Limited | Wholesale & retail | 2024 |
| Sidhu Construction Ltd | Construction | 2018 |
| Sidhu Environment Ltd | Administrative & support | 2025 |
| Sidhu Freight Ltd | Transport & logistics | 2026 |
| Sidhu Peroperty Devlopment Ltd | Real estate | 2026 |
| Sidhu Private Ltd | Transport & logistics | 2025 |
| Sidhu Transport Limited | Transport & logistics | 2022 |
| Sidon Ltd | Manufacturing | 2025 |
| Sifat Transport Limited | Transport & logistics | 2024 |
| Sifath Trading Ltd | Wholesale & retail | 2021 |
| Sight Plus Limited | Wholesale & retail | 2019 |
| Sigma Power Services Ltd | Professional & scientific | 2021 |
| Signature Build Properties Ltd | Construction | 2025 |
| Signature Dispatch Logistics Ltd | Transport & logistics | 2025 |
| Signature Fitted Wardrobes Ltd | Professional & scientific | 2022 |
| Signature Jobs Limited | Information & communication | 2016 |
| Signature Kitchen & Bedrooms Ltd | Construction | 2024 |
| Signature Removals Limited | Transport & logistics | 2025 |
| Siha (UK) Limited | Wholesale & retail | 2008 |
| Sihota Homes Ltd | Real estate | 2025 |
| Sikri & Sons Global Logistics Ltd | Wholesale & retail | 2026 |
| SIL H Ltd | Financial services | 2026 |
| Silig Taxi Services Ltd | Transport & logistics | 2026 |
| Silver House Investments Ltd | Real estate | 2023 |
| Silver Moon Ltd | Hospitality | 2025 |
| Silver Roadways (JV) Ltd | Transport & logistics | 2021 |
| Silverstar Logistics Ltd | Transport & logistics | 2026 |
| Silvertone Music Limited | Information & communication | 2021 |
| SIM Flora Ltd. | Wholesale & retail | 2012 |
| SIM Home Improvement Ltd | Construction | 2022 |
| SIM Transport Ltd | Transport & logistics | 2011 |
| Sim's Sofa Ltd | Wholesale & retail | 2023 |
| Sima Holdings Ltd | Hospitality | 2026 |
| Simla Bissessur Ltd | Health & social care | 2016 |
| Simma Enterprises Ltd | Wholesale & retail | 2025 |
| Simon Haulage Ltd | Transport & logistics | 2014 |
| Simple CAB Limited | Transport & logistics | 2026 |
| Simple Mobile Mechanic Ltd | Wholesale & retail | 2026 |
| Simple Residential Limited | Real estate | 2007 |
| Simple Return Ltd. | Professional & scientific | 2013 |
| Simply Slice N Sizzle Ltd | Hospitality | 2025 |
| Simran Investments Ltd | Real estate | 2025 |
| Simran Jewells Ltd | Wholesale & retail | 2024 |
| Sims Beauty Ltd | Other services | 2025 |
| Sincere Investment Properties Ltd | Real estate | 2024 |
| Singal Empire Ltd | Professional & scientific | 2021 |
| Singam & Sanas Ltd | Health & social care | 2025 |
| Singh & Sandhu Ltd | Transport & logistics | 2025 |
| Singh and Khurana Ltd | Wholesale & retail | 2017 |
| Singh Brar Ltd | Real estate | 2026 |
| Singh Bulider Ltd | Construction | 2026 |
| Singh Capital Investment UK Ltd | Real estate | 2013 |
| Singh Commercial Kitchen Solution Limited | Wholesale & retail | 2017 |
| Singh Constructions Ltd | Construction | 2016 |
| Singh Convenience Store Ltd | Administrative & support | 2016 |
| Singh Corporations Ltd | Wholesale & retail | 2024 |
| Singh Crown Construction Ltd | Manufacturing | 2022 |
| Singh Harris Limited | Transport & logistics | 2025 |
| Singh Household Limited | Wholesale & retail | 2019 |
| Singh Legacy Developments Ltd | Construction | 2025 |
| Singh Majha Haulage Ltd | Transport & logistics | 2022 |
| Singh Partners Ltd | Professional & scientific | 2025 |
| Singh Properties & Investments Ltd | Real estate | 2017 |
| Singh Property Services Limited | Real estate | 2026 |
| Singh Real Estate Ltd | Real estate | 2022 |
| Singh Snacks Ltd | Hospitality | 2025 |
| Singh Trading Limited | Wholesale & retail | 2021 |
| Singh Upholstery & Interior Ltd | Manufacturing | 2022 |
| Singh' Logic Ltd | Administrative & support | 2026 |
| Singh's Tech Shop Limited | Wholesale & retail | 2020 |
| Singhcrete Ltd | Construction | 2022 |
| Singhs Media Ltd | Information & communication | 2022 |
| Singhs on Top Limited | Wholesale & retail | 2026 |
| Singhs Properties Limited | Real estate | 2017 |
| SIP SIP Ltd | Hospitality | 2025 |
| SIR Couriers Ltd | Transport & logistics | 2026 |
| SIR Groundwork Ltd | Construction | 2015 |
| Sira Property Management Ltd | Real estate | 2024 |
| Sira Realty Investments Ltd | Real estate | 2025 |
| Sira's Yoga Centre | Health & social care | 2020 |
| Siragro Ltd | Wholesale & retail | 2021 |
| Siraj Roofing Ltd | Construction | 2025 |
| Sirat Construction Ltd | Construction | 2017 |