| RAJ FM Services Ltd. | Administrative & support | 2025 |
| RAJ Food & Wine Limited | Wholesale & retail | 2015 |
| Rajani Logistics & Movers Ltd | Transport & logistics | 2025 |
| Rajawat Properties Ltd | Real estate | 2019 |
| Rajika's Limited | Hospitality | 2025 |
| Rajinder Construction Ltd | Construction | 2025 |
| Rajkul Properties Ltd | Real estate | 2024 |
| Rajmann Constructions Ltd | Construction | 2026 |
| Rajpreet.Gill@Interior Ltd | Construction | 2024 |
| Raju Cabing Limited | Transport & logistics | 2015 |
| Rakhra Properties Ltd | Real estate | 2022 |
| Rakkar Project Solutions Limited | Professional & scientific | 2017 |
| RAM & Sons Property Ltd | Real estate | 2024 |
| RAM Events and Management Limited | Hospitality | 2024 |
| RAM Global Services Ltd | Wholesale & retail | 2026 |
| RAM Infotech Ltd | Information & communication | 2021 |
| RAM Tech Ltd | Manufacturing | 2025 |
| RAM Trading London Limited | Wholesale & retail | 2012 |
| RAM Video Limited | Information & communication | 2011 |
| Ramandeep Properties Ltd | Real estate | 2026 |
| Ramari Ltd | Construction | 2019 |
| Rameiya Limited | Real estate | 2013 |
| Ramesh Nair Ltd | Health & social care | 2014 |
| Ramid Properties Ltd | Real estate | 2024 |
| Ramirez City Ltd | Other services | 2023 |
| Rammorrison Limited | Health & social care | 2008 |
| Ramona Shree Ltd | Transport & logistics | 2026 |
| Ramzan & Sons Ltd | Wholesale & retail | 2019 |
| Ranbir Transport Ltd | Transport & logistics | 2025 |
| Randhawa Properties Ltd | Real estate | 2018 |
| Randipbhogal Ltd | Health & social care | 2012 |
| Ranger Highlife Limited | Wholesale & retail | 2024 |
| Rangroot Foods Ltd | Hospitality | 2026 |
| Rangu Properties Limited | Real estate | 2024 |
| Rani Nexus Ltd | Professional & scientific | 2025 |
| Ranjha Foods Ltd | Hospitality | 2024 |
| Ransma Limited | Real estate | 2019 |
| Ranvir Services Ltd | Hospitality | 2024 |
| Ranya Xpress Ltd | Wholesale & retail | 2026 |
| Rao-Rob Properties Ltd | Real estate | 2019 |
| Raosart Limited | Arts & recreation | 2011 |
| Rapid Freight International Limited | Administrative & support | 2009 |
| Rapid Moving Ltd | Water & waste | 2023 |
| Rapid Response Couriers Ltd | Transport & logistics | 2025 |
| Rapid SAP Consulting & Technologies Ltd | Information & communication | 2015 |
| RAPIDFIX4YOU Limited | Other services | 2020 |
| Rapidresponseteam Ltd | Other services | 2014 |
| Rasa Spirits Limited | Manufacturing | 2025 |
| Rasham Ltd | Other services | 2021 |
| Rasic Solutions Ltd | Professional & scientific | 2022 |
| Rathor Limited | Professional & scientific | 2025 |
| Rathour Ltd | Wholesale & retail | 2025 |
| Raton Line Ltd | Agriculture & fishing | 2023 |
| RAV Construction Ltd | Construction | 2020 |
| Raval Corporations Limited | Wholesale & retail | 2026 |
| Ravenor Limited | Real estate | 2017 |
| Ravenscourt Bootcamp Ltd | Arts & recreation | 2015 |
| Ravi Paul's Kitchen & Bedroom Ltd | Manufacturing | 2016 |
| Ravi.Kunner Ltd | Hospitality | 2026 |
| RAW Media London Limited | Information & communication | 2016 |
| RAW Radiance Ltd | Other services | 2025 |
| Rawal Estates Ltd | Real estate | 2022 |
| Rawi Accountancy Services Limited | Professional & scientific | 2022 |
| RAY Jules Limited | Wholesale & retail | 2015 |
| Rayago Limited | Real estate | 2013 |
| Rayancare Ltd | Health & social care | 2026 |
| Rayat Services Limited | Transport & logistics | 2017 |
| Raymill Food & Wine Limited | Wholesale & retail | 2022 |
| Raza Academy Ltd | Education | 2019 |
| Razvan Nagara Ltd | Transport & logistics | 2016 |
| RB Music Limited | Information & communication | 2010 |
| RBC 11 Limited | Professional & scientific | 2026 |
| RBH Stores Ltd | Real estate | 2023 |
| RBK & Sons Limited | Wholesale & retail | 2025 |
| RBR Consulting Ltd | Information & communication | 2025 |
| RC Datta Properties Ltd | Real estate | 2023 |
| RD Management Group Ltd | Professional & scientific | 2019 |
| RD Property London Limited | Real estate | 2023 |
| RD Services London Limited | Construction | 2023 |
| Rdist Ltd | Wholesale & retail | 2024 |
| RDN Global Ltd | Wholesale & retail | 2023 |
| RE Engineering Services Ltd | Construction | 2023 |
| Reading Cafe Ltd | Hospitality | 2021 |
| Reading Hair Studio Limited | Other services | 2015 |
| Ready Move Estates Ltd. | Real estate | 2019 |
| Ready Move Ltd | Real estate | 2020 |
| Ready Real Estates Ltd | Extraterritorial | 2020 |
| Real ALE PUB Limited | Hospitality | 2012 |
| Real Estate Prospect Limited | Real estate | 2019 |
| Real Estate Recruitment Limited | Administrative & support | 2023 |
| Real Future PVT Ltd | Wholesale & retail | 2019 |
| Real World Labs Ltd | Professional & scientific | 2026 |
| Reality SET 13 Investments Ltd | Real estate | 2025 |
| Reality SET Investments Ltd | Real estate | 2023 |
| Reborn Demolition Ltd | Construction | 2019 |
| Recruit ME in Limited | Administrative & support | 2011 |
| Recube Ltd | Other services | 2024 |
| Red Box Consulting (London) Ltd | Real estate | 2015 |
| Red Chauffeuring Services Heathrow Limited | Transport & logistics | 2009 |
| Red Green Enterprise Limited | Administrative & support | 2026 |