| Richmond Foods Limited | Professional & scientific | 1991 |
| Richmond Roofing Limited | Construction | 1994 |
| Rigbyhall Limited | Professional & scientific | 2022 |
| Rizwan Ahmed & SON Ltd | Wholesale & retail | 2023 |
| RJ Reed Electrical Contractors Limited | Construction | 2022 |
| RL Brickwork Limited | Manufacturing | 2026 |
| RLA Renovations Ltd | Construction | 2021 |
| Robin Jessop Holdings Limited | Real estate | 2002 |
| Robin Jessop Limited | Real estate | 2016 |
| Robinson P.C.E. Ltd | Professional & scientific | 2018 |
| Rock Rabbit Investment Limited | Real estate | 2021 |
| Rock Rabbit Property Limited | Real estate | 2021 |
| Romanby Golf Course Limited | Arts & recreation | 1991 |
| Romanby Leisure Limited | Extraterritorial | 1991 |
| Romanby Pizzeria Ltd | Hospitality | 2026 |
| Romeo Pizza (NE) Limited | Hospitality | 2020 |
| Roofcleaningleads Ltd | Professional & scientific | 2025 |
| Roots Agri Foods Limited | Wholesale & retail | 2014 |
| Rose Acre Holidays Limited | Hospitality | 2020 |
| Rosedene Aesthetics Ltd | Other services | 2023 |
| Round Corner Ltd | Information & communication | 2025 |
| Rounton Coffee Limited | Manufacturing | 2014 |
| Rounton Events Ltd. | Hospitality | 2020 |
| Rounton Goats Limited | Agriculture & fishing | 2021 |
| Rounton Limited | Real estate | 2025 |
| Rountons Village Hall | Arts & recreation | 2010 |
| ROV Power Systems Ltd | Professional & scientific | 2025 |
| Rowland Burkitt Ltd | Real estate | 2025 |
| RS and V Biomass Limited | Other services | 2016 |
| RSL PUB Company Ltd | Hospitality | 2025 |
| RU Coated Limited | Wholesale & retail | 2013 |
| Ruby Acquisitions Limited | Financial services | 2006 |
| Ruby Lewis Rail Ltd | Professional & scientific | 2015 |
| Russborough Farms | Agriculture & fishing | 2012 |
| RV Lettings Ltd | Real estate | 2025 |
| Ryan Smith Services Limited | Construction | 2021 |
| Ryedale Plasterers Ltd | Construction | 1963 |
| S B E Properties Ltd | Real estate | 2025 |
| S Beane Farrier Ltd | Professional & scientific | 2012 |
| S C Foster Farming | Agriculture & fishing | 2011 |
| S Lincoln Builders Limited | Construction | 2019 |
| S March Mobile Mechanic Limited | Wholesale & retail | 2010 |
| S Raam Ltd | Wholesale & retail | 2025 |
| S T Smith Safeguarding Consultants Ltd | Professional & scientific | 2023 |
| S Willis & Sons Ltd | Agriculture & fishing | 2013 |
| S&S Britton LLP | | 2025 |
| S. G. Signage Limited | Administrative & support | 2000 |
| S. M. Barrow Limited | Arts & recreation | 2023 |
| S. M. Blannicombe Sporting Ltd | Arts & recreation | 2023 |
| S. M. JS Sporting Ltd | Arts & recreation | 2023 |
| S. M. Wentworth Park Shoot Ltd | Arts & recreation | 2023 |
| S.M. (Bandirran) Ltd. | Arts & recreation | 2015 |
| S.M. (Edwinsford) Ltd. | Arts & recreation | 2015 |
| S.M. Apley Park Shoot Ltd | Arts & recreation | 2024 |
| S.M. Birstwith Sporting Ltd | Arts & recreation | 2024 |
| S.M. Bittescombe Estate Ltd | Arts & recreation | 2026 |
| S.M. Bolton Ghyll Ltd | Arts & recreation | 2022 |
| S.M. Breckland Sporting Ltd | Arts & recreation | 2024 |
| S.M. Cambrian Ltd | Arts & recreation | 2023 |
| S.M. Carleton Limited | Arts & recreation | 2022 |
| S.M. Castlesteads Ltd | Arts & recreation | 2025 |
| S.M. Cockley Cley Ltd | Arts & recreation | 2024 |
| S.M. Dunbar Sporting Ltd | Arts & recreation | 2023 |
| S.M. Ettrick Sporting Ltd | Arts & recreation | 2024 |
| S.M. Eynsham Park Shoot Ltd | Arts & recreation | 2024 |
| S.M. Foxhall Ltd | Arts & recreation | 2024 |
| S.M. Gresham Ltd | Arts & recreation | 2025 |
| S.M. Grinkle Ltd | Arts & recreation | 2026 |
| S.M. Hanmer Ltd | Arts & recreation | 2025 |
| S.M. Harpton Estate Shoot Ltd | Arts & recreation | 2024 |
| S.M. Kelling Estate Ltd | Arts & recreation | 2025 |
| S.M. Knoll Ltd | Arts & recreation | 2025 |
| S.M. Mountgarret Ltd | Arts & recreation | 2025 |
| S.M. Nith Valley Sporting Ltd | Arts & recreation | 2023 |
| S.M. NVE Ltd | Arts & recreation | 2025 |
| S.M. Rhug Sporting Ltd | Arts & recreation | 2024 |
| S.M. Shropshire Sporting Ltd | Arts & recreation | 2024 |
| S.M. South Lakes Ltd | Arts & recreation | 2023 |
| S.M. Swinside Ltd | Arts & recreation | 2026 |
| S.M. Three Valleys Ltd | Arts & recreation | 2022 |
| S.M. Tillylair Sporting Ltd | Arts & recreation | 2024 |
| S.M. TYN Twll Ltd | Arts & recreation | 2024 |
| S.M. Whitfield Ltd | Arts & recreation | 2025 |
| S.M. Willey Limited | Arts & recreation | 2022 |
| S.M. Woodlands Ltd | Arts & recreation | 2025 |
| S.M. Woodmill Ltd | Arts & recreation | 2024 |
| S.Williams Plumbing and Heating Ltd | Construction | 2016 |
| Safeguard Supplies UK Limited | Extraterritorial | 2022 |
| Sales Forward Limited | Professional & scientific | 2018 |
| Sampaguita Film Limited | Information & communication | 2025 |
| Sampaguita Productions Limited | Information & communication | 2025 |
| Sapphire Health and Wellness Limited | Arts & recreation | 2022 |
| SAS Bovine Genetics Limited | Agriculture & fishing | 2025 |
| Sashless Window Co. Limited | Manufacturing | 1972 |
| Sashless Window Holding Ltd | Financial services | 2024 |
| Sayers Property Investments Limited | Construction | 2015 |
| Sayers Property Limited | Construction | 2014 |
| Sayers Road Tanker Rentals Limited | Wholesale & retail | 2001 |
| Sayers Road Tankers Engineering Limited | Other services | 2008 |
| Scoppio Limited | Professional & scientific | 2014 |