| Reliance Wisdom Digital Limited | Information & communication | 2025 |
| Reliant Parts Global Ltd | Wholesale & retail | 2025 |
| Relic AI Ltd | Information & communication | 2025 |
| Rellcol Ltd | Wholesale & retail | 2025 |
| Relomigo Ltd | Administrative & support | 2025 |
| Relove Refra Co., Limited | Wholesale & retail | 2023 |
| Remarkable Schools Group Limited | Financial services | 2026 |
| Remembrum Limited | Wholesale & retail | 2025 |
| Remi Laide Limited | Other services | 2022 |
| Remo Care Services Ltd | Health & social care | 2025 |
| Remore Marine Ltd | Professional & scientific | 2024 |
| Remuly Ltd | Professional & scientific | 2025 |
| Rendalls Limited | Professional & scientific | 2008 |
| Rendar Group Limited | Wholesale & retail | 2022 |
| Rene Studios Ltd | Wholesale & retail | 2025 |
| Renedig Ltd | Wholesale & retail | 2025 |
| Renet Digital Limited | Information & communication | 2025 |
| Renetd Ltd | Wholesale & retail | 2025 |
| Rennos Ltd | Construction | 2015 |
| RENOV4TE Limited | Wholesale & retail | 2024 |
| Renovolt Ltd | Manufacturing | 2025 |
| Rental Link Ltd | Real estate | 2025 |
| Rentalcare Rental Property Management Limited | Real estate | 2017 |
| Rentonomic Ltd | Information & communication | 2025 |
| Rentreef Ltd | Wholesale & retail | 2021 |
| Renvra Group Ltd | Information & communication | 2025 |
| Renzora Ltd | Information & communication | 2026 |
| Repa Engineering Limited | Construction | 2010 |
| Reprolira BUG Forms Ltd | Information & communication | 2026 |
| Reqivora Services Ltd | Information & communication | 2026 |
| Research for Health CIC | Information & communication | 2023 |
| Resellit Technologies Ltd | Wholesale & retail | 2026 |
| Resellradar Limited | Information & communication | 2025 |
| Resilient Safeguarding Consultancy Ltd | Professional & scientific | 2024 |
| Resin Space Ltd | Manufacturing | 2025 |
| Resinwerkz Ltd | Construction | 2026 |
| Reskean Limited | Administrative & support | 2024 |
| Resolve CUT Ltd | Wholesale & retail | 2025 |
| Resonance Sync Ltd | Administrative & support | 2025 |
| Resonate Solution International Ltd | Energy | 2025 |
| Resource Auction Ltd | Extraterritorial | 2021 |
| Resource Bridge Trade Ltd | Wholesale & retail | 2024 |
| Respira Concierge Ltd | Administrative & support | 2026 |
| Responsible Parking Management Limited | Administrative & support | 2018 |
| Retail Reductions Limited | Wholesale & retail | 2023 |
| Rethink Digital Limited | Information & communication | 2025 |
| Retouch Photo Editor Technology Limited | Information & communication | 2020 |
| Retro Turbo Sputnik Records Limited | Information & communication | 2025 |
| Retroriska Ltd | Manufacturing | 2024 |
| Revealing Individual Voices and Empowerment C.I.C. | Health & social care | 2026 |
| Revell Consultancy Group Ltd | Professional & scientific | 2025 |
| Rever Infinity Ltd | Wholesale & retail | 2024 |
| Revisely Ltd | Education | 2026 |
| REVIV8 Properties Ltd | Real estate | 2024 |
| Revival Accountancy Limited | Professional & scientific | 2018 |
| Revive Group Ltd | Construction | 2025 |
| Revolution Enterprises Ltd | Professional & scientific | 2022 |
| Rewindcollective Ltd | Arts & recreation | 2026 |
| REX E-Commerce Ltd | Wholesale & retail | 2025 |
| RH Sporting Goods Co., Ltd | Administrative & support | 2021 |
| RHD Accessories Ltd | Manufacturing | 2025 |
| Rhema Publications Ltd | Information & communication | 2025 |
| Rhema Resource Centre | Other services | 2012 |
| RHG Skincare Ltd | Wholesale & retail | 2024 |
| Rhombus Sports Ltd | Manufacturing | 2024 |
| RHW Group Ltd | Other services | 2024 |
| Rhydspence Inn Ltd | Hospitality | 2015 |
| RI MKT Ltd | Wholesale & retail | 2026 |
| Rice Field Limited | Wholesale & retail | 2024 |
| Rich Party Ltd | Wholesale & retail | 2025 |
| Richard Grieve Ltd | Information & communication | 2017 |
| Richard Last Ltd | Wholesale & retail | 2026 |
| Riches Realm Ltd | Wholesale & retail | 2025 |
| Richmond Osei Ltd | Other services | 2020 |
| Richorigins Ltd | Real estate | 2022 |
| Ricocorp Ltd | Construction | 2022 |
| Ride-On Tyres Limited | Wholesale & retail | 2019 |
| Ridgeway Compliance Limited | Professional & scientific | 2025 |
| Ridvan International Ltd | Professional & scientific | 2026 |
| Rievamp Enterprises Ltd | Professional & scientific | 2020 |
| Riffelstra Lagerh Ltd | Wholesale & retail | 2025 |
| Right Choice Ecommerce Solution Co., Ltd | Wholesale & retail | 2018 |
| Right Way Trading Company Limited | Administrative & support | 2023 |
| Rikuya Ltd | Information & communication | 2025 |
| Rillitores Ventura Ltd | Wholesale & retail | 2025 |
| Rimkus Ltd | Wholesale & retail | 2025 |
| Rincewers Qestlinely Ltd | Wholesale & retail | 2025 |
| Ringbeta Ltd | Information & communication | 2025 |
| Riot Maker Events Ltd | Arts & recreation | 2025 |
| Ripping World Limited | Information & communication | 1999 |
| Ripple Media Limited | Information & communication | 2020 |
| RIS Consultancy Services Ltd | Administrative & support | 2024 |
| Risel Promos Ltd | Wholesale & retail | 2026 |
| Risetalent Hub Ltd | Wholesale & retail | 2026 |
| Rising Star International Media Limited | Wholesale & retail | 2025 |
| Rising Star Team Limited | Wholesale & retail | 2025 |
| Risingthr Ltd | Wholesale & retail | 2025 |
| Rislumin FUN Ltd | Wholesale & retail | 2026 |
| Rita Issa Ltd | Professional & scientific | 2024 |
| Ritch Living Ltd | Real estate | 2026 |