| SG Credit Automotive Ltd | Financial services | 2021 |
| SG Design Concepts Ltd | Construction | 2019 |
| SG Down Limited | Health & social care | 2022 |
| SG Facial Aesthetics Ltd | Health & social care | 2022 |
| SG Hair & Beauty Limited | Wholesale & retail | 2015 |
| SG Hospo Ltd | Hospitality | 2024 |
| SG North Group Ltd | Transport & logistics | 2020 |
| SG Print Solutions Limited | Information & communication | 2007 |
| SG Trans Ltd | Transport & logistics | 2019 |
| SG Wholesale Trading Limited | Wholesale & retail | 2016 |
| Sg&Y Ltd | Extraterritorial | 2015 |
| SG8 Systems Limited | Information & communication | 2014 |
| Sgard Angel Limited | Manufacturing | 2024 |
| SGB Plastering & Coving Ltd | Construction | 2023 |
| SGB Plastering Limited | Construction | 2021 |
| SGD (South West) Ltd | Construction | 2003 |
| SGD Building Services (Cardiff) Ltd | Extraterritorial | 2014 |
| SGD Group Limited | Professional & scientific | 2006 |
| SGD Guarding Ltd | Administrative & support | 2014 |
| SGD Passive and Specialist Fire Protection Services Ltd | Administrative & support | 2006 |
| Sgdj Ltd | Arts & recreation | 2017 |
| Sggol Limited | Wholesale & retail | 2021 |
| Sgil Cymru CYF | Information & communication | 2015 |
| Sglods Ltd | Hospitality | 2020 |
| SGM Plus Limited | Wholesale & retail | 2018 |
| SGM Storage Limited | Administrative & support | 2022 |
| SGM Towing Ltd | Wholesale & retail | 2018 |
| SGM Waste Management Ltd | Water & waste | 2023 |
| Sgmax Properties Ltd | Real estate | 2025 |
| Sgmmix Limited | Manufacturing | 2026 |
| SGR Bryn Ltd | Hospitality | 2017 |
| SGR Gorseinon Ltd | Hospitality | 2017 |
| SGR Grill Ltd | Hospitality | 2017 |
| Sgrvl Limited | Real estate | 2015 |
| SGS Cleaning Ltd | Administrative & support | 2025 |
| SGS Qualmech Limited | Professional & scientific | 2015 |
| SH & JD Limited | Other services | 2024 |
| SH Cloud Media Ltd | Wholesale & retail | 2025 |
| SH Health Ltd | Health & social care | 2024 |
| SH Label Ltd | Wholesale & retail | 2024 |
| SHA Jones Limited | Other services | 2014 |
| SHA Solutions Ltd | Information & communication | 2016 |
| SHA Trade Group Ltd | Wholesale & retail | 2025 |
| Shaaer Group Ltd | Hospitality | 2026 |
| Shaalis Ltd | Wholesale & retail | 2019 |
| Shaat Trading Ltd | Professional & scientific | 2026 |
| Shaaz Properties Ltd | Real estate | 2025 |
| Shabazz L. Graham Limited | Administrative & support | 2019 |
| Shabba Management One Limited | Real estate | 2023 |
| Shabbar Food Ltd | Hospitality | 2026 |
| Shabbar Live Limited | Wholesale & retail | 2025 |
| Shabbir Mohamedali & Sons (U.K) Ltd | Wholesale & retail | 2019 |
| Shabibi Property Ltd | Real estate | 2021 |
| Shabz Properties Limited | Real estate | 2024 |
| Shackleford House (Woking) Residents Association Limited | Households | 2008 |
| Shade Home Textiles Ltd | Manufacturing | 2025 |
| Shade System Solutions Limited | Construction | 2024 |
| Shade Worldwide Limited | Professional & scientific | 2013 |
| Shadeshop Ltd | Wholesale & retail | 2024 |
| Shadi Systems Ltd | Information & communication | 2024 |
| Shado Services Limited | Administrative & support | 2015 |
| Shadoo Limited | Manufacturing | 2021 |
| Shadow Contracts Ltd | Administrative & support | 2012 |
| Shadow Organisation Ltd | Administrative & support | 2020 |
| Shadow Wolf Security Ltd | Administrative & support | 2025 |
| Shaffa Scent Ltd | Manufacturing | 2025 |
| Shagun Enterprises Ltd | Wholesale & retail | 2022 |
| Shah Beddings Ltd | Wholesale & retail | 2023 |
| Shah Butchers Ltd | Wholesale & retail | 2019 |
| Shah International Ltd | Real estate | 2019 |
| Shah's Auto Sales Ltd | Wholesale & retail | 2026 |
| Shah's Foods Limited | Hospitality | 2018 |
| Shah's Motor Company (MOT & Repairs Centre) Ltd | Wholesale & retail | 2015 |
| Shah's Property Group Limited | Real estate | 2023 |
| Shahan Foods Ltd | Wholesale & retail | 2020 |
| Shaheer Abbas Support Service Ltd | Wholesale & retail | 2025 |
| Shahidmart Ltd | Wholesale & retail | 2026 |
| Shahin Global Ltd | Wholesale & retail | 2025 |
| Shahnoor Traders Ltd | Wholesale & retail | 2021 |
| Shahrukh Digital Limited | Wholesale & retail | 2025 |
| Shahzaib ALI Ltd | Other services | 2025 |
| Shahzeb Speaks Ltd | Information & communication | 2025 |
| Shaista Khan Ltd | Wholesale & retail | 2025 |
| Shakeadelic Ltd | Hospitality | 2009 |
| Shakepoint Ltd | Information & communication | 2025 |
| Shakespeare Taverns (Cardiff) Ltd | Hospitality | 2012 |
| Shakys (UK) Ltd | Wholesale & retail | 2025 |
| Shale Property Network Limited | Real estate | 2016 |
| Shallom@Shaddai Limited | Health & social care | 2025 |
| Shalom Clinical Services Limited | Health & social care | 2023 |
| Shalom Consultancy and Business Services Ltd | Professional & scientific | 2019 |
| Shalpoint Limited | Real estate | 2005 |
| Shaltons Limited | Other services | 2003 |
| Sham Desert Ltd | Hospitality | 2024 |
| Sham Techies Ltd | Wholesale & retail | 2024 |
| Sham-Trade&Co Ltd | Arts & recreation | 2026 |
| Shamaks Ltd | Wholesale & retail | 2025 |
| Shami Fashion Limited | Wholesale & retail | 2020 |
| Shamoontech Limited | Information & communication | 2015 |
| Shamrock Luxe Online Limited | Wholesale & retail | 2025 |