| Rapid Response Roofing 24/7 Ltd | Construction | 2024 |
| Raptor Developments Limited | Construction | 2026 |
| Ratchet Engineering Design Limited | Professional & scientific | 2025 |
| Rathmore Care Ltd | Health & social care | 2024 |
| RAY2AIR Ltd | Education | 2025 |
| Rayair Ltd | Professional & scientific | 2017 |
| RAYAIR1 Ltd | Transport & logistics | 2023 |
| Rbnw Ltd | Construction | 2022 |
| RCV Properties Ltd | Construction | 2017 |
| RD Housing Group C.I.C. | Households | 2023 |
| Rdail Consulting Limited | Professional & scientific | 2022 |
| RDW Analysis Ltd | Professional & scientific | 2022 |
| Reach Publicity Ltd | Professional & scientific | 2024 |
| Realscapes Ltd | Information & communication | 2018 |
| Rebecca Araba Intsiful Ltd | Professional & scientific | 2025 |
| Recovery Housing Support Ltd | Real estate | 2025 |
| Red Cottage Furniture Ltd | Manufacturing | 2014 |
| Red Notice Security Consulting Ltd | Information & communication | 2026 |
| Red Star Education Limited | Education | 2015 |
| Red Star Wealth Management Limited | Financial services | 2012 |
| Red Zone 3DZ Ltd | Hospitality | 2014 |
| Redbrick Residential Ltd | Real estate | 2019 |
| Redlo Tech Limited | Information & communication | 2015 |
| Redthorn Consultants Limited | Professional & scientific | 2021 |
| Redwards Limited | Information & communication | 2023 |
| Reel Power Limited | Arts & recreation | 2023 |
| Reglex Ltd | Information & communication | 2018 |
| Relative Aviation Ltd | Professional & scientific | 2024 |
| Renewables Engineers Limited | Construction | 2025 |
| Renown Gears Limited | Manufacturing | 1967 |
| Renown Holdings Limited | Financial services | 2022 |
| Rent Management Limited | Administrative & support | 2009 |
| Renu Properties Limited | Real estate | 2018 |
| RES Randall Engineering Services Ltd | Professional & scientific | 2025 |
| REX Solutions Ltd | Administrative & support | 2016 |
| Rfahey Property Management Ltd | Real estate | 2025 |
| RG Automotive Engineering Consultancy Limited | Professional & scientific | 2015 |
| RGG Management Ltd | Administrative & support | 2022 |
| RH Management Ltd | Real estate | 2019 |
| Rhino Midlands Limited | Construction | 2008 |
| Ribble Estuary Limited | Financial services | 2020 |
| Riders Pride Limited | Professional & scientific | 2007 |
| Right Engineer Limited | Administrative & support | 2026 |
| Right Start Day Nurseries (Cheshire) Ltd | Education | 2000 |
| Right Start Day Nurseries (Greater Manchester) Ltd | Education | 2010 |
| Right Start Holdings Ltd | Health & social care | 2019 |
| Rimmerwilliams Limited | Real estate | 2020 |
| Ringo Grooming Ltd | Other services | 2017 |
| Ripleys of Lytham Ltd | Wholesale & retail | 2016 |
| Risksure Consultancy Ltd | Professional & scientific | 2024 |
| Risksure Limited | Financial services | 2009 |
| River Properties Limited | Construction | 2019 |
| River Properties Management Limited | Real estate | 2021 |
| River Properties Rentals Limited | Real estate | 2025 |
| Riversleigh Limited | Financial services | 2020 |
| RJ Rentals Ltd | Real estate | 2025 |
| RJE Locums Limited | Professional & scientific | 2003 |
| RK Commodities Ltd | Wholesale & retail | 2019 |
| RK Surveying Ltd | Other services | 2024 |
| RL Publishing Production Ltd | Information & communication | 2024 |
| RLH Sustainability Ltd | Information & communication | 2025 |
| RML Accountancy Services Limited | Professional & scientific | 2023 |
| RMS Coastal Resorts Investments Ltd | Real estate | 2019 |
| RMS International Coastal Developments Ltd | Wholesale & retail | 2019 |
| RMS Monte Carlo Group Ltd | Hospitality | 2023 |
| RMS UK Europe Resorts Ltd | Hospitality | 2019 |
| RNA Development Ltd | Construction | 2014 |
| Roadrunner Coaches Limited | Transport & logistics | 2004 |
| Rocco I.T. Consulting Limited | Information & communication | 2016 |
| Rocket Catering Ltd | Hospitality | 2024 |
| Rocket Interiors UK Ltd | Construction | 2010 |
| Rodney House (ST Annes) Management Company Limited | Households | 2023 |
| Rogerson Family Butchers Limited | Wholesale & retail | 2020 |
| Roman Property Developments (NW) Limited | Real estate | 2021 |
| Roofing Direct (NW) Ltd | Construction | 2009 |
| Root Kitchen Ltd | Manufacturing | 2020 |
| Rooted Ginger Ltd | Hospitality | 2025 |
| Rose and Bloom Lytham Ltd | Wholesale & retail | 2023 |
| Rose and Friends Ltd | Wholesale & retail | 2025 |
| Rose Water NW Ltd | Other services | 2024 |
| Rosedrive Systems Limited | Professional & scientific | 1996 |
| Rosenetic Ltd | Wholesale & retail | 2025 |
| Rosie & Joe's Ltd | Other services | 2024 |
| Ross Onions Ltd | Information & communication | 2013 |
| Rossconnolly.Com Limited | Construction | 2003 |
| Roti Group Ltd | Hospitality | 2026 |
| Rowland Property Management Limited | Real estate | 2013 |
| Rowleys Ventures Ltd | Hospitality | 2020 |
| Rozh Shop Limited | Wholesale & retail | 2025 |
| RPL Associates Limited | Administrative & support | 2021 |
| RS Central Function Venues Ltd | Hospitality | 2023 |
| RS Outside Catering Ltd | Hospitality | 2022 |
| Rsks Technical Ltd | Professional & scientific | 2016 |
| RT Unlimited Limited | Professional & scientific | 2015 |
| RUE Hospitality Ltd | Hospitality | 2022 |
| Ruffy Limited | Administrative & support | 2020 |
| RUI HUI Peking Express Limited | Hospitality | 2021 |
| Russ Jackson Limited | Other services | 2022 |
| Rutland Road Garage Ansdell Limited | Wholesale & retail | 2018 |
| Ruuby Limited | Professional & scientific | 2014 |