| R J E Financial Services Ltd | Financial services | 2012 |
| R J Trader Ltd | Wholesale & retail | 2020 |
| R K Blue Ocean Limited | Information & communication | 2016 |
| R K Hair Ltd | Other services | 2019 |
| R K Smiles Limited | Health & social care | 2014 |
| R Mohan Consultancy UK Limited | Professional & scientific | 2017 |
| R Moiz Ltd | Wholesale & retail | 2019 |
| R N Foods Ltd | Wholesale & retail | 2025 |
| R N J Investments Ltd | Real estate | 2019 |
| R P Dosanjh Homes Limited | Real estate | 2022 |
| R Parmar Ltd | Professional & scientific | 2018 |
| R Perfumes Ltd | Wholesale & retail | 2025 |
| R Processing Limited | Professional & scientific | 2018 |
| R R Travels Limited | Transport & logistics | 2020 |
| R Roebuck Scaffolding Ltd | Construction | 2010 |
| R S Account Tax Ltd | Professional & scientific | 2019 |
| R S Property Group Ltd | Financial services | 2021 |
| R S Sanger and Co Ltd | Real estate | 2018 |
| R S Trade Group Ltd | Wholesale & retail | 2026 |
| R Shopfitters Ltd | Manufacturing | 2024 |
| R W ALI & Sons Ltd | Hospitality | 2019 |
| R W Housing Ltd | Administrative & support | 2016 |
| R X T Consulting Ltd | Professional & scientific | 2018 |
| R Z Real Estates Limited | Real estate | 2018 |
| R&A PM Consulting Ltd | Professional & scientific | 2024 |
| R&C Property Solutions Ltd | Construction | 2021 |
| R&C Tiling Ltd | Construction | 2020 |
| R&C Ventilation Limited | Construction | 2018 |
| R&D Trading Corporation Ltd | Wholesale & retail | 2020 |
| R&E Concept Ltd | Construction | 2016 |
| R&G Wholesales Limited | Wholesale & retail | 2018 |
| R&J Events and Management Limited | Hospitality | 2016 |
| R&K Decorators Ltd | Construction | 2023 |
| R&L Jones Ltd | Construction | 2017 |
| R&N Eyecare Management Ltd | Health & social care | 2025 |
| R&N Solutions Limited | Information & communication | 2025 |
| R&Nfleet Limited | Transport & logistics | 2025 |
| R&R Construction Solution Ltd | Construction | 2025 |
| R&R Estate Holdings Limited | Construction | 2026 |
| R&S Business Solutions Limited | Professional & scientific | 2014 |
| R&S Refrigeration Ltd | Construction | 2025 |
| R&S Services(London) Ltd | Other services | 2015 |
| R&Tm Limited | Information & communication | 2025 |
| R. Mclaren Photography Ltd | Professional & scientific | 2018 |
| R.A Capital Investments Ltd | Financial services | 2021 |
| R.Atako Consultancy Ltd | Professional & scientific | 2023 |
| R.B. Brickwork Ltd | Construction | 2022 |
| R.G. Drains Ltd | Water & waste | 2024 |
| R.G. Taylor Engineering Holdings Limited | Financial services | 2025 |
| R.G. Taylor Engineering Limited | Construction | 1967 |
| R.Glenton & SON Limited | Wholesale & retail | 1960 |
| R.K Flooring Vinyl Ltd | Wholesale & retail | 2025 |
| R.L Delivero Ltd | Administrative & support | 2019 |
| R.L.E Clearance Ltd | Water & waste | 2017 |
| R.L.L. Autos Ltd | Wholesale & retail | 2014 |
| R.M. Design and Management Limited | Construction | 1997 |
| R.M.Faheem Limited | Wholesale & retail | 2026 |
| R.P. Reproductions Limited | | 1972 |
| R.Saz Limited | Wholesale & retail | 2025 |
| R.U Property Investments Ltd | Real estate | 2021 |
| R1 Property Land Holdings Ltd | Financial services | 2021 |
| R2M Consultants Ltd | Information & communication | 2011 |
| R2O London Ltd | Administrative & support | 2013 |
| R3A Group Ltd | Real estate | 2023 |
| R4RECOVERY Limited | Transport & logistics | 2019 |
| R8 Homes Ltd | Real estate | 2019 |
| RA Builders and Decorators Limited | Construction | 2019 |
| RA Care Holdings Ltd | Financial services | 2026 |
| RA Care Ltd | Health & social care | 2026 |
| RA Optical Ltd | Wholesale & retail | 2022 |
| RA Own Prop Ltd | Real estate | 2023 |
| RA Secure Limited | Administrative & support | 2023 |
| RA6 Property Services Ltd | Real estate | 2024 |
| RAA Projects Limited | Professional & scientific | 2014 |
| Raab Investments Limited | Real estate | 2024 |
| Raabta Ltd | Health & social care | 2018 |
| Raavi Energy Limited | Other services | 2024 |
| Raaya Exchange Ltd | Professional & scientific | 2021 |
| RAB1 Ltd | Real estate | 2018 |
| Rabaniosto Ltd | Wholesale & retail | 2025 |
| Rabbani Property Services Ltd | Real estate | 2024 |
| Rabbit Transport 2016 Limited | Transport & logistics | 2016 |
| Rabia Amber Ltd | Wholesale & retail | 2025 |
| Rabiaun Limited | Wholesale & retail | 2024 |
| Rabinthiran Medical Ltd | Health & social care | 2024 |
| Rabriz Accessories Limited | Wholesale & retail | 2019 |
| Race and Ride Ltd. | Arts & recreation | 2011 |
| Race Interiors (UK) Limited | Construction | 2022 |
| Race Interiors Ltd | Construction | 1997 |
| Race Rules Moto Ltd | Wholesale & retail | 2023 |
| Rach Capital Ltd | Financial services | 2021 |
| Rachel SAM Marketing Limited | Professional & scientific | 2025 |
| RAD Trade Ltd | Construction | 2025 |
| Radanicki Limited | Wholesale & retail | 2023 |
| Radar Overseas Education & Immigration Limited | Information & communication | 2024 |
| Raddlebarn Convenience Store Limited | Wholesale & retail | 2024 |
| Radha Radiance Salon Ltd | Other services | 2025 |
| Radhe Enterprise Limited | Wholesale & retail | 2025 |
| Radhe Fashion Ltd | Wholesale & retail | 2026 |
| Radhe Pharma Limited | Wholesale & retail | 2025 |