| Ruvacare Ltd | Transport & logistics | 2019 |
| RV Staff Solutions Ltd | Administrative & support | 2024 |
| Rvbvideo Solutions Limited | Arts & recreation | 2024 |
| Rvmd Ltd | Wholesale & retail | 2023 |
| RVT Consulting Ltd | Professional & scientific | 2024 |
| RW BA Change Management Services Ltd | Professional & scientific | 2024 |
| RW Plumbing Solutions Limited | Construction | 2013 |
| RW Property Maintenance and Lettings Ltd | Real estate | 2023 |
| RW Roofing Limited | Construction | 2020 |
| RWE Property Management CIC | Households | 2024 |
| RX Pharm Services Ltd | Health & social care | 2026 |
| RXN Transport Ltd | Transport & logistics | 2025 |
| Ry's Roofing Limited | Construction | 2022 |
| Ryan Dent Commercials Ltd | Wholesale & retail | 2013 |
| Ryan Mosley Limited | Arts & recreation | 2014 |
| Ryan’S Auto Centre Ltd | Wholesale & retail | 2023 |
| Rydal Garage Limited | Wholesale & retail | 2003 |
| Rydal Mews Ltd | Households | 2024 |
| Ryde Limited | Transport & logistics | 2022 |
| Ryebeck Trading Company Ltd | Manufacturing | 2019 |
| Ryecroft Management Limited | Households | 2021 |
| Ryedale Estates Limited | Real estate | 2009 |
| Ryedale Steel Fabrications Limited | Manufacturing | 2010 |
| Ryegate Medical Ltd | Health & social care | 2014 |
| Ryegate Property Management Ltd | Real estate | 2024 |
| Ryjock Flooring Ltd | Construction | 2012 |
| Ryno Developments Ltd | Construction | 2025 |
| Ryno Engineering Limited | Professional & scientific | 2017 |
| Rynthos Limited | Wholesale & retail | 2025 |
| RYO Clothing Limited | Wholesale & retail | 2025 |
| RZ Inc Ltd | Transport & logistics | 2016 |
| Rzeup Ltd | Wholesale & retail | 2023 |
| Rêve Estates Ltd | Real estate | 2026 |
| S & a Builders Sheff Ltd | Construction | 2022 |
| S & a Dunn Ltd | Hospitality | 2021 |
| S & a Motors Ltd | Wholesale & retail | 2022 |
| S & a Parsons (Properties) Limited | Real estate | 2013 |
| S & D Bakers Limited | Wholesale & retail | 2026 |
| S & D Estates Ltd | Real estate | 2016 |
| S & G Fabrications (North) Ltd | Manufacturing | 2011 |
| S & G Leasley Ltd | Transport & logistics | 2021 |
| S & G Newsagent Ltd | Wholesale & retail | 2019 |
| S & H Will Services Limited | Professional & scientific | 2022 |
| S & J Accounting Services Ltd | Professional & scientific | 2002 |
| S & J Burgin Limited | Construction | 2012 |
| S & J Marquees and Events Midlands Ltd | Administrative & support | 2026 |
| S & K Health Solutions Ltd | Health & social care | 2023 |
| S & K Prime Limited | Wholesale & retail | 2023 |
| S & M (Processing) Limited | Extraterritorial | 1974 |
| S & M Howson Limited | Real estate | 1989 |
| S & N Enterprises (SY) Limited | Real estate | 2016 |
| S & N Motors Limited | Wholesale & retail | 2010 |
| S & P Abbeydale Ltd | Hospitality | 2026 |
| S & S Electronics Limited | Manufacturing | 2021 |
| S & S Roby Limited | Wholesale & retail | 2019 |
| S & S Yorkshire Ltd | Wholesale & retail | 2019 |
| S & T Dwellings Ltd | Real estate | 2020 |
| S & T Lodgings Ltd | Real estate | 2023 |
| S & Z Barber Ltd | Other services | 2020 |
| S - Mile Truck Limited | Transport & logistics | 2018 |
| S a Charlesworth Renovations Limited | Construction | 2021 |
| S and E Whelan Property Limited | Financial services | 2021 |
| S and J Investments Group Limited | Wholesale & retail | 2025 |
| S Ashton Construction Ltd | Construction | 2024 |
| S B Holdings (UK) Limited | Real estate | 2007 |
| S Barker Electrical Limited | Construction | 2007 |
| S Barker Plant Limited | Construction | 2016 |
| S Barnes Hospitality Ltd | Hospitality | 2026 |
| S Beres Holdings Limited | Manufacturing | 2025 |
| S Beres Limited | Manufacturing | 2025 |
| S Burgess & Co Limited | Professional & scientific | 2012 |
| S C & H Electrical Services Limited | Construction | 2013 |
| S C a Collins Limited | Health & social care | 2013 |
| S Chilton Electrical Limited | Construction | 2018 |
| S Creaser Ltd | Manufacturing | 2025 |
| S D Rawson Services Limited | Professional & scientific | 2010 |
| S Doll Haven Limited | Wholesale & retail | 2025 |
| S Double G Developments Ltd | Administrative & support | 2022 |
| S Drop Ltd | Information & communication | 2024 |
| S E Norman Editorial Services Limited | Information & communication | 2005 |
| S Eady Property Developments Limited | Construction | 2016 |
| S Elliott Roofing Ltd | Construction | 2013 |
| S Frew Ltd | Education | 2011 |
| S G D Ltd | Other services | 2008 |
| S Giannetopoulos Limited | Health & social care | 2011 |
| S Hill Services Ltd | Transport & logistics | 2026 |
| S I Commercial Ltd | Real estate | 2019 |
| S J Bullivant Ltd | Financial services | 2015 |
| S J O'Shea Limited | Construction | 2015 |
| S J Refrigeration Ltd | Manufacturing | 2015 |
| S K Estate Agents (Sales) Ltd | Real estate | 2015 |
| S K Estate Agents Limited | Real estate | 2012 |
| S K R Motor Company Limited | Wholesale & retail | 2014 |
| S Kasumba Limited | Real estate | 2002 |
| S L 284 Limited | Other services | 2012 |
| S L Grayson Ltd | Construction | 2007 |
| S L Plumbing and General Building Ltd | Construction | 2025 |
| S Lloyd Property Management Ltd | Other services | 2025 |
| S M Paving Ltd | Construction | 2017 |
| S M Roofing Supplies Limited | Construction | 1993 |