| RDG Holdings Limited | Professional & scientific | 2004 |
| Real Steel Fitness Ltd | Arts & recreation | 2013 |
| Recoverysafe Training Services Ltd | Administrative & support | 2009 |
| Recycoal Holdings Limited | Financial services | 2010 |
| Recycoal Limited | Mining & quarrying | 2010 |
| Red House (Tewkesbury) Limited | Households | 1990 |
| Red Real Estate Limited | Real estate | 2017 |
| Red Snapper Finance Ltd | Professional & scientific | 2023 |
| Redfern Taverns Ltd | Hospitality | 2025 |
| Redhawk Content Ltd | Information & communication | 2023 |
| Redwolf Airsoft UK Ltd. | Wholesale & retail | 2002 |
| Reference Point (Holdings) Limited | Professional & scientific | 2004 |
| Reference Point Computers Limited | Information & communication | 1993 |
| Regency Financial Consultants Ltd | Financial services | 2012 |
| Relliedog Limited | Other services | 2011 |
| Republica Media Ltd | Information & communication | 2021 |
| Retex Electrical Ltd | Construction | 2020 |
| Retro Sect Ltd | Wholesale & retail | 2023 |
| Revive & Respray Ltd | Construction | 2026 |
| Reward Risk Management Limited | Professional & scientific | 2016 |
| Reynolds Surgical Care Ltd | Health & social care | 2026 |
| Rheumatology Services Ltd | Health & social care | 2023 |
| RHI Dancey Limited | Manufacturing | 2021 |
| Rhoco ES Limited | Wholesale & retail | 2009 |
| Rick Harman Ltd | Other services | 2013 |
| Rifina Co.Limited | Wholesale & retail | 1963 |
| Righteous Oak Resources Ltd | Information & communication | 2018 |
| Ripple Hall Properties Limited | Real estate | 2021 |
| Ripple Station Ltd | Hospitality | 2024 |
| Rivacold UK Limited | Manufacturing | 2006 |
| Riverside CAB Ltd | Transport & logistics | 2023 |
| Riverside Europa Limited | Administrative & support | 2017 |
| Riverside Mews Management Company Limited | Real estate | 1994 |
| RIVERSIDE17 Ltd | Extraterritorial | 2022 |
| Riversside Limited | Hospitality | 2022 |
| RJ Imaging Limited | Health & social care | 2019 |
| Rjmr Investments Limited | Real estate | 2019 |
| RLC Transport Ltd | Transport & logistics | 2001 |
| RMP Heating Ltd | Construction | 2026 |
| Road Transport Consultant Limited | Transport & logistics | 2025 |
| Robert Vehicles & Movie Props Ltd | Wholesale & retail | 2020 |
| Roberts Express Delivery (South West) Ltd | Transport & logistics | 2015 |
| Roberts Express Delivery Limited | Transport & logistics | 2006 |
| Robian Automotive Limited | Administrative & support | 2007 |
| Rockpooling Psychotherapy Limited | Health & social care | 2015 |
| Rolwey Group Holdings Limited | Professional & scientific | 2018 |
| Rooftop Finishes Ltd | Construction | 2025 |
| Roofventure Rooftop Tents Ltd | Wholesale & retail | 2023 |
| Rosa Homes Limited | Construction | 2023 |
| Rose & MAE Interiors Ltd | Professional & scientific | 2019 |
| Rosehill Travel Limited | Administrative & support | 2009 |
| Roses Theatre Productions Limited | Arts & recreation | 2014 |
| Roses Theatre Trading Company Limited | Hospitality | 2022 |
| RP Hospitality Group Ltd | Hospitality | 2019 |
| RPM Axis Limited | Information & communication | 2024 |
| RSN Petroleum Ltd | Wholesale & retail | 2020 |
| RT Bodysure (Tewkesbury ) Limited | Wholesale & retail | 2017 |
| Ruby Financial Limited | Financial services | 2021 |
| Rumy Investment Property Limited | Real estate | 2023 |
| RYO Impex Ltd | Wholesale & retail | 2019 |
| S & F Support Services Ltd | Health & social care | 2015 |
| S S Holdings Limited | Financial services | 2005 |
| S&Ch Consulting Ltd | Public administration | 2023 |
| S&Sd Property Ltd | Real estate | 2022 |
| S.A.F.E Electrical Contracting Ltd | Construction | 2020 |
| S.J. Lawless Consultancy Limited | Professional & scientific | 2025 |
| S2 Property Group Limited | Households | 2025 |
| SA1 Consultancy Limited | Information & communication | 2006 |
| Safe and Ready to Go Ltd | Public administration | 2023 |
| Safer Woodworking Limited | Agriculture & fishing | 2024 |
| Sail and Paddle Limited | Arts & recreation | 2008 |
| Sakura Estates Limited | Real estate | 2021 |
| Saltco II Limited | Information & communication | 2023 |
| Saltco Limited | Information & communication | 2022 |
| Salvador Healthcare Limited | Health & social care | 2008 |
| Samuel Steel Travel Ltd | Transport & logistics | 2022 |
| Sanctuary & Sage Ltd | Wholesale & retail | 2025 |
| Sancus Consultancy Limited | Professional & scientific | 2023 |
| Sapa Pressweld Limited | Professional & scientific | 1954 |
| Sapion Consultancy Ltd | Professional & scientific | 2012 |
| Sapphire Executive Chauffeur Ltd | Transport & logistics | 2025 |
| Sarah Don-Bramah Consultancy Limited | Professional & scientific | 2025 |
| Sarn Hill Grange Management Limited | Professional & scientific | 2003 |
| Satsang Foundation Limited | Education | 2001 |
| Saveco Environmental Limited | Wholesale & retail | 2019 |
| Sayer's Express Deliveries Limited | Transport & logistics | 2016 |
| Sayers Steel Fabrication Company Limited | Manufacturing | 2004 |
| Scame-Uk Limited | Manufacturing | 1999 |
| Scarab Ltd | Professional & scientific | 2003 |
| Scarecrow Innovations Ltd | Financial services | 2026 |
| SCB Carpentry Ltd | Construction | 2023 |
| Scillonia Management Limited | Real estate | 2005 |
| Scooby Dooz Limited | Other services | 2022 |
| Scrumped! Ltd | Wholesale & retail | 2017 |
| Scytecuk Ltd | Information & communication | 2023 |
| SD Roofing (Tewkesbury) Ltd | Construction | 2019 |
| SDG Precision Glazing Ltd | Construction | 2021 |
| Securus Medical Solutions Limited | Health & social care | 2013 |
| Seker Visas & Immigration Ltd | Professional & scientific | 2025 |
| Sevaerg @ Co Limited | Professional & scientific | 2023 |