| Repack Composites Ltd | Manufacturing | 2025 |
| Replacar Limited | Administrative & support | 2015 |
| Replica Plastics Ltd | Manufacturing | 2020 |
| Requirements QA Limited | Information & communication | 2026 |
| Residence Staging Co Ltd | Real estate | 2026 |
| Residential Property Solutions Ltd | Real estate | 2019 |
| Resilience Evaluation and Research Ltd | Professional & scientific | 2025 |
| Resin Floors Ltd | Construction | 2010 |
| Resonate Events Limited | Administrative & support | 2020 |
| Resonate Productions Ltd | Hospitality | 2016 |
| Resourcing & Consulting Solutions Ltd | Professional & scientific | 2015 |
| Respond 999 Ltd | Other services | 2012 |
| Respond Training Limited | Professional & scientific | 2016 |
| Restore Computer Services Limited | Information & communication | 1991 |
| Retail Services (Manchester) Ltd | Professional & scientific | 2014 |
| Retrofit Renewables (NW) Limited | Construction | 2026 |
| Reuben Street Limited | Real estate | 2023 |
| Revela Clinic Ltd | Health & social care | 2024 |
| Revelation Foundation | Information & communication | 2003 |
| Revive Accessories Ltd | Other services | 2013 |
| Revoko Limited | Wholesale & retail | 2013 |
| Rewired for MEN Ltd | Health & social care | 2025 |
| Reynolds Property Management Ltd | Real estate | 2024 |
| RH Finance Ltd | Financial services | 2011 |
| RH Wills Ltd | Professional & scientific | 2025 |
| RHC Smith Ltd | Professional & scientific | 2007 |
| Rhema Solutions Limited | Professional & scientific | 2024 |
| Rhmc Consulting Ltd | Professional & scientific | 2005 |
| Rhoburt Limited | Construction | 1964 |
| Rhoburt Services Ltd | Administrative & support | 2015 |
| Rhos View Management Limited | Real estate | 2005 |
| RI Wheel Systems Ltd | Construction | 2018 |
| Ribas Motors Limited | Wholesale & retail | 2019 |
| Rich Therapies Ltd | Administrative & support | 2013 |
| Richard Campey Limited | Wholesale & retail | 1997 |
| Richard Charlesworth Limited | Professional & scientific | 2016 |
| Rick Thorpe Wood Design Limited | Manufacturing | 2007 |
| Rick Tomlinson Limited | Professional & scientific | 2006 |
| Ridge Aviation Limited | Professional & scientific | 2024 |
| Ridge Park Limited | Administrative & support | 2018 |
| Ridgecraft Limited | Construction | 2025 |
| Ridgehill Consulting Limited | Professional & scientific | 2016 |
| Ridgway Commercial Services Limited | Professional & scientific | 2000 |
| Right Flow Services Ltd | Construction | 2017 |
| Right Track Enterprises Limited | Manufacturing | 2010 |
| Rights and Media Funding Limited | Financial services | 2011 |
| Rima MAC Limited | Hospitality | 2025 |
| Ringates Energy Ltd | Energy | 2025 |
| Ringnet Plus Ltd | Information & communication | 2017 |
| Riscon Solutions Ltd | Professional & scientific | 2015 |
| Risen Crust Events Ltd | Hospitality | 2025 |
| Riskoa Limited | Information & communication | 2021 |
| Riskworks Business Services Limited | Financial services | 1999 |
| Riskworks Energy Ltd | Financial services | 2023 |
| Risky Tees Ltd | Wholesale & retail | 2019 |
| RJH Joinery (Cheshire) Limited | Construction | 2016 |
| Rjhx Advisory Ltd | Administrative & support | 2025 |
| RJS Projects Limited | Real estate | 2010 |
| RL & BA Shufflebotham Ltd | Real estate | 2023 |
| Rlkrt Limited | Real estate | 2023 |
| RLT Care Limited | Extraterritorial | 2021 |
| RM Props Services Ltd | Arts & recreation | 2015 |
| RMA Mortgages Limited | Financial services | 2021 |
| RMP Building Limited | Construction | 2026 |
| RMS Freight Limited | Administrative & support | 2022 |
| Road & Race Motorcycles Ltd | Wholesale & retail | 2017 |
| Roadgo Holdings Ltd | Other services | 2023 |
| Roadgo Limited | Transport & logistics | 2017 |
| Roadside Rescue North West Limited | Wholesale & retail | 2026 |
| Roadside Rescue NW Ltd | Wholesale & retail | 2026 |
| Roadsweeper Services Limited | Administrative & support | 2004 |
| Roan Consultancy Limited | Professional & scientific | 2018 |
| Roar Potential Ltd | Education | 2018 |
| ROB Whitrow Photography Limited | Professional & scientific | 2004 |
| Robat Limited | Manufacturing | 2000 |
| Robbo 27 Ltd | Information & communication | 2021 |
| Robert Allcock Limited | Construction | 2003 |
| Robert C Jones Ltd | Professional & scientific | 2014 |
| Robert Edge Accountancy Services Ltd | Professional & scientific | 2003 |
| Robert LEE Electrical Services Ltd | Construction | 2023 |
| Robert Pickering Limited | Extraterritorial | 2011 |
| Robert Potts Limited | Administrative & support | 2025 |
| Robert Young Consulting Ltd | Professional & scientific | 2012 |
| Roberto Jimenez Limited | Information & communication | 2025 |
| Roberts Land Holdings Ltd | Real estate | 2019 |
| Roberts Solicitors Limited | Professional & scientific | 2013 |
| Robin Lane Management Limited | Professional & scientific | 2006 |
| Robinson Groundworx Ltd. | Construction | 2003 |
| Robinsons Wine Merchants & Shippers Ltd | Wholesale & retail | 2018 |
| Robinsons Wines Limited | Wholesale & retail | 2018 |
| Robot Electrics Limited | | 1968 |
| Rocasa Consulting Limited | Administrative & support | 2018 |
| Rochester Estates Limited | Real estate | 2001 |
| Rock Refrigeration Limited | Manufacturing | 2014 |
| Rockbank Rise Management Company Limited | Real estate | 2004 |
| Rockhaul Solutions Ltd | Construction | 2025 |
| Rockpaper Creations Limited | Professional & scientific | 2018 |
| Rockridge Solutions Limited | Professional & scientific | 2025 |
| ROE11 Limited | Other services | 2011 |
| Roebuck Agricultural Services Limited | Financial services | 2019 |