| Regency Kitchens & Fireplaces Ltd | Wholesale & retail | 2018 |
| Regency Realty Ltd | Real estate | 2024 |
| Regeneration Bradford Limited | Other services | 2018 |
| Reggies Grab N Go Limited | Hospitality | 2025 |
| Regh Ltd | Construction | 2017 |
| Rehab Iphone Ltd | Wholesale & retail | 2024 |
| Rehab Suppliers Ltd | Health & social care | 2016 |
| Rehan and Brothers Transport Limited | Transport & logistics | 2022 |
| Rehan Express Limited | Transport & logistics | 2024 |
| Rehana Lounge BFD Ltd | Hospitality | 2025 |
| Rehana Lounge Ltd | Hospitality | 2022 |
| Rehman Car Hire Ltd | Administrative & support | 2024 |
| Rehman Goldsmiths Ltd | Other services | 2025 |
| Rehman Houses Limited | Financial services | 2025 |
| Rehman Investments Limited | Real estate | 1997 |
| Rehman Master Butchers Ltd | Wholesale & retail | 2026 |
| Rehman Properties Services Ltd | Other services | 2019 |
| Rehmanchoseclub Ltd | Wholesale & retail | 2025 |
| Rehmat ALI Ltd | Wholesale & retail | 2018 |
| Reign Hayder Ltd | Wholesale & retail | 2026 |
| Reiki and Holistic Wellness Limited | Health & social care | 2023 |
| Reiss 420 Limited | Construction | 2019 |
| Reiss Financial Limited | Information & communication | 2017 |
| Reiss Solicitors Ltd | Professional & scientific | 2015 |
| Rejaul Sekh Ltd | Wholesale & retail | 2024 |
| Rejmak Electrical Ltd | Manufacturing | 2019 |
| REJUVEN8 Restorations Ltd | Administrative & support | 2024 |
| Rejuvenate Aesthetics Clinic by Martha Ltd | Health & social care | 2024 |
| Rejuvenessence Ltd | Health & social care | 2022 |
| Rejuver Nation Community Interest Company | Administrative & support | 2017 |
| Rekuva Limited | Information & communication | 2025 |
| Relational Behaviour Ltd | Education | 2022 |
| Relay Investments Limited | Extraterritorial | 2018 |
| Relay Property Co Ltd | Hospitality | 2025 |
| Relay Property Management Limited | Real estate | 2024 |
| Release the Hounds (Yeadon) Ltd | Other services | 2022 |
| RELENTLESS365 Properties Ltd | Real estate | 2025 |
| Relga Limited | Manufacturing | 1996 |
| Reliable Speedy Ltd | Transport & logistics | 2025 |
| Reliablehands Bradford Ltd | Wholesale & retail | 2020 |
| Reliance Group Services Ltd | Administrative & support | 2024 |
| Relisell Limited | Wholesale & retail | 2026 |
| Relish Rossendale Limited | Hospitality | 2019 |
| Remains to BE Seen Ltd | Other services | 2025 |
| Rembri Ltd | Information & communication | 2026 |
| REMBUD25 Ltd | Construction | 2025 |
| Remedy Property Maintenance Limited | Construction | 2009 |
| Remglade Limited | Extraterritorial | 1984 |
| Remote Security Ltd | Administrative & support | 2025 |
| Remote Security Services Ltd Ltd | Administrative & support | 2024 |
| Remotehyra Ltd | Information & communication | 2025 |
| Removals 24/7 Limited | Transport & logistics | 2025 |
| Remsdaq Limited | Manufacturing | 1997 |
| Remy's Yorks Ltd | Other services | 2010 |
| Renata Builders Limited | Construction | 2019 |
| Rene Ribar Limited | Transport & logistics | 2025 |
| Renew by DR Neelu Ltd | Health & social care | 2025 |
| Renew Flooring Yorkshire Limited | Construction | 2024 |
| Renewable Network Ltd | Construction | 2021 |
| Renewed Minds Hub CIC | Health & social care | 2025 |
| Renex Power Limited | Professional & scientific | 2024 |
| Renidy Capital Group Limited | Information & communication | 2025 |
| Renn Services Limited | Construction | 2017 |
| Renocare Ltd | Wholesale & retail | 2022 |
| RENOV8 Holdings Ltd | Administrative & support | 2025 |
| Renovate Right Yorkshire Ltd | Construction | 2024 |
| Renovate.It Ltd | Construction | 2021 |
| Renoviq Energy Limited | Construction | 2025 |
| Renovision Craft Ltd | Construction | 2021 |
| Rent a Chair at the Hair Shop Ltd | Other services | 2018 |
| Rent Homes Ltd | Real estate | 2026 |
| Rent With a Smile Ltd | Real estate | 2023 |
| Rent-A-Smile Property Letting & Management Limited | Real estate | 2007 |
| Rental Property Solutions Limited | Real estate | 2018 |
| Rentavan Selfdrive Ltd | Transport & logistics | 2024 |
| Rentgates Ltd | Real estate | 2018 |
| Rents R UZ Limited | Real estate | 2022 |
| Rentwize Limited | Real estate | 2025 |
| REO Group Ltd | Information & communication | 2023 |
| REP9PROTEIN Ltd | Wholesale & retail | 2020 |
| Repairs and Spares Ltd | Other services | 2019 |
| Repetition Ltd | Health & social care | 2023 |
| Repower Technology Limited | Wholesale & retail | 2025 |
| Reprographic Resale Ltd | Transport & logistics | 1998 |
| Requestadesign Ltd | Information & communication | 2025 |
| Reserve Properties Ltd | Real estate | 2018 |
| Reset DRY Cleaners Ltd | Other services | 2025 |
| Reset North Limited | Professional & scientific | 2020 |
| Residential Energy Limited | Professional & scientific | 2023 |
| Residential Revolutionaries Limited | Households | 2026 |
| Residenzy Ltd | Real estate | 2025 |
| Resilience Clothing Ltd | Wholesale & retail | 2024 |
| Resilience Security & Training Ltd | Administrative & support | 2017 |
| Resolute Analysis Ltd | Administrative & support | 2011 |
| Response 2 Limited | Extraterritorial | 2002 |
| Responsive Care Solutions Limited | Health & social care | 2026 |
| Rest Assured Serviced Accommodation Limited | Administrative & support | 2017 |
| Restore Renovate Recreate Ltd | Real estate | 2024 |
| Resultmind Academy Ltd | Information & communication | 2025 |
| Retail and Wholesale Solutions London Ltd | Hospitality | 2017 |