| RJW Projects Ltd | Construction | 2024 |
| RK News & Wine Ltd | Wholesale & retail | 2024 |
| RKM Ventures Limited | Wholesale & retail | 2014 |
| RLC Tutoring Ltd | Education | 2025 |
| RLS Quantity Surveying Limited | Professional & scientific | 2022 |
| RM Industrial Supplies Ltd | Wholesale & retail | 2015 |
| RM Racing Electronics Ltd | Manufacturing | 2016 |
| RM Southern Limited | Professional & scientific | 2023 |
| RM Trade Solutions Limited | Construction | 2026 |
| RMC Radiology Limited | Health & social care | 2024 |
| RMC Surface Engineering Limited | Construction | 2011 |
| RMG Property Investing Limited | Real estate | 2024 |
| Rmoseyr Ltd | Information & communication | 2024 |
| RNK Wholistic Health Care Services Ltd | Health & social care | 2006 |
| Road Safety Matters C.I.C. | Education | 2017 |
| Road Trip Co Limited | Administrative & support | 2021 |
| ROB Spence Limited | Administrative & support | 2003 |
| Robert Quinn Funeral Directors Limited | Other services | 2015 |
| Roberts Security Solutions Ltd | Financial services | 2023 |
| Roberts Solar Regeneration Limited | Professional & scientific | 2025 |
| Roberts Webb Property Limited | Real estate | 2025 |
| Roberts Webb Recruitment Limited | Administrative & support | 2019 |
| Robertson Innovations Ltd | Information & communication | 2024 |
| Robertson Intimates Ltd | Manufacturing | 2022 |
| Robertson Residential Business Limited | Real estate | 2016 |
| Robson Welsh Limited | Professional & scientific | 2008 |
| Robur Building Consultancy Limited | Professional & scientific | 2025 |
| Rob’S Sprx Electrical Ltd | Construction | 2026 |
| Rockaway Toys Ltd | Wholesale & retail | 2021 |
| Rocket Cafe House Limited | Hospitality | 2025 |
| Rockford (Warrington) Company Limited | Households | 2008 |
| Rocklea IT Limited | Information & communication | 2020 |
| Rocksteady Rentals Ltd | Administrative & support | 2025 |
| Rocky Lane Management Company Limited | Households | 2004 |
| Rodah Care Limited | Health & social care | 2018 |
| ROE Property Investments Ltd | Real estate | 2025 |
| Rogue Bars Ltd | Hospitality | 2004 |
| ROGUE20 Ltd | Education | 2024 |
| Rohini-Revat Ltd | Real estate | 2021 |
| ROJ AVA Wirral Ltd | Hospitality | 2024 |
| Roland ENT Legal Ltd | Health & social care | 2023 |
| Roland ENT Surgery Limited | Health & social care | 2010 |
| Rolfey Ltd | Real estate | 2025 |
| Ronda Psychology Limited | Health & social care | 2015 |
| Rone Close Management Company Limited | Real estate | 2019 |
| Ronicahmed Healthcare Limited | Health & social care | 2025 |
| Roof Tech Energi Ltd | Construction | 2013 |
| Roofscale Limited | Professional & scientific | 2026 |
| Roofsy Ltd | Wholesale & retail | 2023 |
| Rooms Please Ltd | Real estate | 2024 |
| Root Mortgage Services Limited | Financial services | 2021 |
| Roouk Ltd | Other services | 2025 |
| Roper Trading Limited | Transport & logistics | 2019 |
| Rose and Crown Bebington Limited | Hospitality | 2018 |
| Rose Moss Properties Ltd | Real estate | 2020 |
| Rosea Garden Care Limited | Other services | 2023 |
| Roseacre Court Management Company Limited | Households | 1985 |
| Rosebrae Court Management Company Limited | Households | 2001 |
| Rosema Ltd | Information & communication | 2025 |
| Rosie LEA Tea Room Ltd. | Hospitality | 2016 |
| Ross Collinson Mortgage Consultancy Limited | Financial services | 2019 |
| Ross Rigs Ltd | Mining & quarrying | 2022 |
| Rossall Court (Management Company) Limited | Households | 2003 |
| Rossendale Holdings Limited | Real estate | 2021 |
| Rossidoghospitality Ltd | Hospitality | 2026 |
| Rossiter Media Limited | Administrative & support | 2003 |
| Rotate Solutions Engineering Limited | Professional & scientific | 2024 |
| Rotherwood Consultancy Services Limited | Financial services | 2011 |
| Roundstone Services Limited | Professional & scientific | 1991 |
| Route 66 Barbers Shop Limited | Other services | 2003 |
| Route 9 Media Ltd | Professional & scientific | 2025 |
| Rovspec Ltd | Professional & scientific | 2021 |
| Rowdy Parrot Limited | Information & communication | 2019 |
| Rowe Fitted Interiors Limited | Construction | 2011 |
| Rowentech Limited | Information & communication | 2015 |
| Rowl Limited | Other services | 2020 |
| Rowland PL Management Limited | Real estate | 2024 |
| Rowland Talent Solutions Limited | Administrative & support | 2017 |
| Rowony Ltd | Information & communication | 2018 |
| Rowson Green Limited | Other services | 2018 |
| Rowthe Limited | Real estate | 2026 |
| ROX (Wirral) Limited | Construction | 2021 |
| ROY Backhouse Limited | Professional & scientific | 2012 |
| Royden Construction Ltd | Construction | 2014 |
| RP Moss Limited | Health & social care | 2019 |
| RPC Automotive Limited | Administrative & support | 2016 |
| RS Innovations Limited | Information & communication | 2017 |
| Rsdrivewaysandpatios Ltd | Construction | 2025 |
| Rsgb Property Limited | Real estate | 2012 |
| RSH Heating GAS and Plumbing Ltd | Construction | 2018 |
| RSH IT Solutions Ltd | Information & communication | 2024 |
| RSP Inspection Ltd | Professional & scientific | 2024 |
| Rstars Technologies Ltd | Information & communication | 2018 |
| RT Saxon Properties Limited | Real estate | 2023 |
| RTC Electrical Solutions Ltd | Construction | 2025 |
| RTC Roofing Contractors Ltd | Construction | 2013 |
| RTS Caravans Limited | Wholesale & retail | 2025 |
| Rubywood Construction Ltd | Construction | 2025 |
| Rudgrave Ltd | Real estate | 2014 |
| Ruecker MD Ltd | Health & social care | 2020 |