| Rogue Wave Scenarios Ltd | Other services | 2019 |
| Rojen Family Investments Limited | Real estate | 2017 |
| Rokefield Freehold Limited | Hospitality | 2012 |
| Rokefield Residents Company Limited | Households | 2000 |
| Roland Branch Builders Limited | Construction | 2019 |
| Rolland Consultancy LLP | | 2013 |
| Roman New Bidco Limited | Financial services | 2025 |
| Roman New Topco Limited | Financial services | 2025 |
| Rooftroopers Ltd | Construction | 2024 |
| Rookmaze Limited | Financial services | 2023 |
| Rookwood Management Company Limited | Households | 1999 |
| Rookwood Place Freehold Company Limited | Households | 2014 |
| Rookwood Place Management Limited | Households | 2005 |
| Room With a View (South East) Limited | Construction | 1988 |
| Rosa Warr Limited | Administrative & support | 2013 |
| Rosebay Close Cheam Management Limited | Households | 2021 |
| Rosebury Court Residents Company Limited | Households | 2004 |
| Rosehill Apartments (2005) Limited | Households | 2005 |
| Rosehill Reigate Freehold Company Limited | Extraterritorial | 2014 |
| Rosewood Court (Byfleet) Management Company Limited | Households | 2004 |
| Routebuddy GIS Limited | Information & communication | 2025 |
| ROX Tax & Accounting Ltd | Professional & scientific | 2020 |
| Roylan Developments Limited | Professional & scientific | 2003 |
| Roylan International Limited | Professional & scientific | 2005 |
| RP Assets Limited | Hospitality | 2011 |
| RR Treatments Ltd | Wholesale & retail | 2026 |
| Rsbc Media Limited | Professional & scientific | 2020 |
| RT Media Ltd | Professional & scientific | 2022 |
| RTC Building & Renovations Limited | Construction | 2010 |
| Rubix Venture Partners Ltd | Financial services | 2019 |
| Rude EYE Ltd | Wholesale & retail | 2021 |
| RUE Two Recruitment Limited | Administrative & support | 2008 |
| Ruffled Media Ltd | Professional & scientific | 2022 |
| Run Surrey Hills Limited | Education | 2018 |
| Russell James Recruitment Limited | Administrative & support | 2010 |
| Rustic Rooms Limited | Construction | 2025 |
| Rutland Cycling 2013 Limited | Wholesale & retail | 2013 |
| Rutland Water Cycling Limited | Wholesale & retail | 1994 |
| Rutty Consulting Ltd | Professional & scientific | 2025 |
| Ryan Insurance Group Limited | Financial services | 1975 |
| Ryder MEP Ltd | Professional & scientific | 2026 |
| Rymack Homes Limited | Construction | 2007 |
| Rymack Limited | Construction | 2006 |
| Rymack Properties Limited | Construction | 2007 |
| S & C Dawson Property Limited | Real estate | 2025 |
| S and J Homes Ltd | Administrative & support | 2017 |
| S Burgess Brickwork Limited | Construction | 2008 |
| S E Reid Ltd | Administrative & support | 2003 |
| S G N E Limited | Professional & scientific | 2011 |
| S Gray Caravans Limited | Transport & logistics | 2022 |
| S Rose PT Ltd | Other services | 2020 |
| S&B Equine Limited | Administrative & support | 2012 |
| S.E. Countrywide Doors Ltd | Wholesale & retail | 2008 |
| S.W.R.Stedman Limited | Construction | 1957 |
| S4S Consult Limited | Professional & scientific | 2009 |
| Sabre Insurance Company Limited | Financial services | 1989 |
| Sabre Insurance Group PLC | Financial services | 2017 |
| Sacha Marie Aesthetics and Beauty Ltd | Administrative & support | 2024 |
| Safari Deal Limited | Administrative & support | 2017 |
| Safe Security Services Ltd | Administrative & support | 2004 |
| Sageco Limited | Professional & scientific | 2017 |
| Saint Simon Hotel UK Ltd | Hospitality | 2016 |
| Salient Associates Limited | Information & communication | 2009 |
| Salman & Co. Ltd | Wholesale & retail | 2025 |
| Salter Contracting Limited | Professional & scientific | 2022 |
| Salute Management Ltd | Professional & scientific | 2026 |
| Salutemgmt Ltd | Professional & scientific | 2025 |
| Samar and Sameer Ltd | Other services | 2016 |
| Sambiglyon | Information & communication | 2009 |
| Sandrafin Ltd | Professional & scientific | 2016 |
| Sandringham Place Residents Company Limited | Households | 2001 |
| Sandways Property Limited | Real estate | 2020 |
| Sandwillwood Limited | Real estate | 2019 |
| Sanmuir Limited | Households | 1978 |
| Sarvan Ltd | Hospitality | 2025 |
| SAS Carbon Electrical Limited | Construction | 2022 |
| SBD Motorsport Limited | Wholesale & retail | 1997 |
| SC Partners Limited | Information & communication | 2007 |
| Scaleup GTM Limited | Administrative & support | 2025 |
| Scapes Group Limited | Financial services | 2020 |
| Scarletrain Limited | Professional & scientific | 2004 |
| SCC Global Ltd | Professional & scientific | 2011 |
| Sceng Solutions Limited | Professional & scientific | 2007 |
| Scientia Orbis Consultancy Ltd | Wholesale & retail | 2023 |
| Sdjb Ltd | Other services | 2017 |
| Seabreeze's Dorking Ltd | Hospitality | 2024 |
| Seall Landscapes Limited | Construction | 2009 |
| Sealskill Limited | Agriculture & fishing | 1998 |
| Seaman Paper Europe Limited | Transport & logistics | 2010 |
| Sean Chilvers Design Limited | Professional & scientific | 2017 |
| Seanet Ltd | Agriculture & fishing | 2011 |
| Search and Rescue International Ltd | Professional & scientific | 2020 |
| Sebastians Hair Ltd | Other services | 2025 |
| Sect Ltd | Professional & scientific | 2019 |
| Seglo Limited | Health & social care | 2019 |
| Select Representation Ltd | Administrative & support | 2011 |
| Selsdon Hill Place Residents Company Limited | Households | 1997 |
| Selsdon Smiles Limited | Health & social care | 2020 |
| Selvio Limited | Real estate | 2023 |
| Senatorial Limited | Professional & scientific | 2004 |