| SEO Guard Logistics Limited | Transport & logistics | 2024 |
| Seoguru Tech Ltd | Wholesale & retail | 2023 |
| Sephora Builder Ltd | Construction | 2025 |
| Sequence Joinery Limited | Construction | 2019 |
| Sequoia People Ltd | Professional & scientific | 2023 |
| SER Medsec Ltd | Administrative & support | 2025 |
| Serena Limited | Financial services | 2026 |
| Serene Eastern Limited | Wholesale & retail | 2024 |
| Serene Haven Ltd | Health & social care | 2024 |
| Serene Nest Care Ltd | Health & social care | 2026 |
| Serenedream Beds Limited | Wholesale & retail | 2021 |
| Sereni Mama Ltd | Wholesale & retail | 2025 |
| Serenite Aesthetics Ltd | Health & social care | 2025 |
| Serenity Care- Support Ltd. | Health & social care | 2017 |
| Serenity Slumber Ltd | Manufacturing | 2025 |
| Serenity Supported Living Ac&Yp Ltd | Health & social care | 2023 |
| Serious Accident Lawyers Limited | Professional & scientific | 2013 |
| Serpanterra Ltd | Wholesale & retail | 2024 |
| Serpent Projects Ltd | Health & social care | 2022 |
| Servco Equipe Limited | Wholesale & retail | 2009 |
| Serve Staffing Limited | Administrative & support | 2022 |
| Service Robotics Ltd | Information & communication | 2017 |
| Servita Limited | Administrative & support | 2025 |
| SET Lighting Ltd | Professional & scientific | 2021 |
| Sethco Group Limited | Financial services | 2025 |
| Sethco Holdings Limited | Financial services | 2025 |
| Sethco Limited | Other services | 2025 |
| Sethco Properties Limited | Real estate | 2025 |
| Setstage Ltd | Arts & recreation | 2018 |
| Sett Tech LAB Ltd | Professional & scientific | 2025 |
| Settle Spice Ltd | Hospitality | 2018 |
| Setwise Global Ltd | Professional & scientific | 2025 |
| SEV NK Limited | Construction | 2016 |
| Seva Works Ltd | Professional & scientific | 2024 |
| Sevaselects Ltd | Wholesale & retail | 2025 |
| Seven Brothers Logistics Ltd | Transport & logistics | 2019 |
| Seven Circles Ltd | Education | 2025 |
| Seven Day Express Ltd | Wholesale & retail | 2021 |
| Seven Devils Tattoo Limited | Professional & scientific | 2020 |
| Seven Eleven 888 Limited | Hospitality | 2021 |
| Seven Forges Pubs and Bars Ltd | Hospitality | 2026 |
| Seven Hills Taverns Limited | Hospitality | 2020 |
| Seven Improvements Ltd | Construction | 2025 |
| Seven Jannah Ltd | Wholesale & retail | 2018 |
| Seven Oaks Holdings Limited | Construction | 2018 |
| Seven Seas Trading Limited | Wholesale & retail | 2019 |
| Seven Star Contractors Ltd | Construction | 2025 |
| Seven Steakhouse Bradford Ltd | Hospitality | 2025 |
| Seymour Properties NW Limited | Real estate | 2025 |
| Seymours Homes Ltd | Real estate | 2025 |
| Seymours School of Hairdressing Ltd | Education | 2018 |
| Sezgun TJ Ltd | Transport & logistics | 2026 |
| SF General Trading Limited | Wholesale & retail | 2023 |
| SF96 Marketing Limited | Wholesale & retail | 2025 |
| SFF Consultants Limited | Real estate | 2024 |
| SFM Caravans Ltd | Wholesale & retail | 2008 |
| SFS Services Ltd | Construction | 2024 |
| SG Bradford Ltd | Hospitality | 2025 |
| SG Club Ltd | Professional & scientific | 2025 |
| SG Gems Ltd | Wholesale & retail | 2025 |
| SG Holdings Bradford Ltd | Construction | 2019 |
| SG Packaging Limited | Other services | 2014 |
| SG Solutions Limited | Manufacturing | 2024 |
| SG STORES(2013) Limited | Wholesale & retail | 2013 |
| Sgaa Services Limited | Transport & logistics | 2023 |
| SGB Sons Limited | Wholesale & retail | 2025 |
| SGI Projects Limited | Construction | 2008 |
| Sgii Holdings Limited | Real estate | 2017 |
| Sgkk Builders Ltd | Construction | 2025 |
| SGM Consulting Limited | Information & communication | 1998 |
| SGM Sports Therapy Ltd | Arts & recreation | 2024 |
| SGM Trade Ltd | Wholesale & retail | 2021 |
| Sgssa Portfolio Limited | Wholesale & retail | 2024 |
| SGT Packaging Ltd | Administrative & support | 2025 |
| SH Care Management Limited | Health & social care | 2019 |
| SH Prestige Ltd | Wholesale & retail | 2024 |
| SH Traders BFD Ltd | Wholesale & retail | 2025 |
| SH Traders Ltd | Wholesale & retail | 2021 |
| SH Travels Ltd | Administrative & support | 2025 |
| SH68 Holdings Limited | Financial services | 2026 |
| SHA Super Market Ltd | Wholesale & retail | 2024 |
| Shaam Garments Limited | Wholesale & retail | 2015 |
| Shaam O Sehar Ltd | Wholesale & retail | 2023 |
| Shaam O Sehar Retail Ltd | Wholesale & retail | 2025 |
| Shaamtariq Ltd | Wholesale & retail | 2025 |
| Shaan Distributions Ltd | Transport & logistics | 2017 |
| Shaan Group Ltd | Wholesale & retail | 2026 |
| Shaban Travels Ltd | Transport & logistics | 2026 |
| Shabier Hussain Ltd | Real estate | 2012 |
| Shabir Builders Ltd | Construction | 2023 |
| Shabra Ltd | Real estate | 2016 |
| Shacktons Limited | Construction | 2002 |
| Shad Recruitment Ltd | Administrative & support | 2024 |
| Shaddy Group Limited | Real estate | 2020 |
| Shaddy Limited | Real estate | 2024 |
| Shades Nightclub Limited | Hospitality | 2024 |
| Shadi Catering 247 Ltd | Hospitality | 2025 |
| Shadowell Technologies Limited | Financial services | 2024 |
| Shah Couriers Ltd | Transport & logistics | 2026 |
| Shah Electrical Ltd | Construction | 2022 |