| Rick Dalton Limited | Construction | 2003 |
| Rick Gardner UX Writing and Creative Services Ltd | Other services | 2025 |
| Ricks Roadworks Recoveries Limited | Transport & logistics | 2019 |
| Ride and Drive Autos Ltd | Wholesale & retail | 2023 |
| Ridgeback Adventure Ltd | Arts & recreation | 2025 |
| Ridgefield Properties Limited | Real estate | 2006 |
| Ridgeway Design Ltd | Construction | 2025 |
| Ridgewood Business Support Ltd | Administrative & support | 2024 |
| Ridgmont Estates Ltd | Real estate | 2009 |
| Ridgmont House Limited | Other services | 2024 |
| Riding Options PVT Ltd | Wholesale & retail | 2026 |
| Riefield Ltd | Real estate | 2026 |
| Rigby Civils Limited | Construction | 2018 |
| Rigby Electrical Services Ltd | Construction | 2016 |
| Right Care (NW) Ltd | Administrative & support | 2016 |
| Right Route Logistics Ltd | Transport & logistics | 2024 |
| Right Step Energy Solutions Ltd | Administrative & support | 2015 |
| Rightcare Property Maintenance Ltd | Construction | 2011 |
| Rightdeal Insurance and Mortgage Services Ltd | Financial services | 2010 |
| Rightmark Consultancy Limited | Professional & scientific | 2015 |
| Rightnow Property Group Ltd | Real estate | 2024 |
| Riirii UK Limited | Wholesale & retail | 2026 |
| Rijas Ltd | Wholesale & retail | 2025 |
| Rijo 42 Ingredients Ltd | Wholesale & retail | 2010 |
| Rijo 42 Machines Ltd | Wholesale & retail | 2010 |
| Rika Solutions Ltd | Public administration | 2021 |
| Rikans Ltd | Wholesale & retail | 2017 |
| Rikh Limited | Professional & scientific | 2025 |
| Rilesreedy Ltd | Wholesale & retail | 2017 |
| Rilesreedy Services Ltd | Professional & scientific | 2019 |
| Riley Fleet Management Ltd | Administrative & support | 2018 |
| Riley Motor Sales Limited | Extraterritorial | 2020 |
| Riley Spares Limited | Extraterritorial | 2020 |
| Rileys Legal Ltd | Professional & scientific | 2019 |
| Rilviorth Ltd | Wholesale & retail | 2019 |
| Rindle Management Company Limited | Real estate | 2009 |
| Ringley Lock Residents Management Company Limited | Households | 2005 |
| Ringly Properties Ltd | Real estate | 2018 |
| Rings Homecare Service Ltd | Public administration | 2017 |
| Riparian Consult Ltd | Professional & scientific | 2012 |
| Rippington Homes Limited | Real estate | 2023 |
| Ripple Creek Property Limited | Real estate | 2023 |
| Ripps Enterprise Ltd | Hospitality | 2021 |
| Risa's Catering Ltd | Hospitality | 2025 |
| Rise & Reset CIC | Health & social care | 2025 |
| Rise and Strive Ltd | Health & social care | 2025 |
| Rise Events + Meetups CIC | Other services | 2025 |
| Rise UP House Ltd | Hospitality | 2025 |
| Rishtasquad Ltd | Other services | 2025 |
| Rising Tides International Events Ltd | Professional & scientific | 2024 |
| Riskas Limited | Public administration | 2010 |
| Ristorante Sottovento Limited | Real estate | 2006 |
| Ritchie Construction Limited | Construction | 2018 |
| Ritchie Images Ltd | Administrative & support | 2023 |
| Ritchie Properties (NW) Ltd | Real estate | 2024 |
| Ritis Ltd | Information & communication | 2011 |
| Rivalsplash Limited | Professional & scientific | 1986 |
| Rivan Ltd | Professional & scientific | 2026 |
| River Run Manchester Ltd | Real estate | 2022 |
| River Star Bolton Limited | Hospitality | 2026 |
| Rivers PCB Design Ltd | Professional & scientific | 2020 |
| Riverside (Bolton) Mots Ltd | Extraterritorial | 2014 |
| Riverside Autos Bolton Ltd | Wholesale & retail | 2026 |
| Riverside Homes Limited | Health & social care | 1985 |
| Riverside NW Motor Company Ltd | Wholesale & retail | 2013 |
| Riversmeade Limited | Financial services | 2019 |
| Riviera V Ltd | Real estate | 2022 |
| Rivington & RYE Ltd | Construction | 2023 |
| Rivington and Adlington Celebrants Ltd | Other services | 2025 |
| Rivington Capital Limited | Financial services | 2024 |
| Rivington Chase Management Company Limited | Administrative & support | 2022 |
| Rivington College Limited | Education | 1996 |
| Rivington Environmental Services Ltd | Construction | 2021 |
| Rivington Fields (Horwich) Management Company Limited | Households | 2004 |
| Rivington Homes Limited | Real estate | 2010 |
| Rivington Joinery Limited | Construction | 2024 |
| Rivington Luxury Home Boarding Ltd | Other services | 2025 |
| Rivington Moor Ltd | Extraterritorial | 2007 |
| Rivington Motors Limited | Wholesale & retail | 2023 |
| Rivington Pike Capital Limited | Hospitality | 2017 |
| Riyash Medical Limited | Health & social care | 2010 |
| Riyayash Ltd | Information & communication | 2014 |
| RIZ Childminding Limited | Other services | 2013 |
| RIZ Pharma Limited | Health & social care | 2014 |
| Rizq Fragrances Ltd | Wholesale & retail | 2024 |
| Rizq Group Limited | Real estate | 2019 |
| Rizq Superstore Ltd | Wholesale & retail | 2025 |
| Rizvi’S Ltd | Construction | 2025 |
| Rizwan Ltd | Wholesale & retail | 2025 |
| Rizwana.Opt Ltd | Health & social care | 2022 |
| Rizz Airport Services Ltd | Transport & logistics | 2025 |
| Rizza & Tizza Ltd | Wholesale & retail | 2024 |
| RJ Adapt Properties Ltd | Real estate | 2025 |
| RJ Hood Haulage Limited | Transport & logistics | 2021 |
| RJA Mighty Ltd | Health & social care | 2023 |
| RJD Property Investors Ltd | Real estate | 2022 |
| RJH Autostyle Ltd | Wholesale & retail | 2020 |
| RJH Carpet Fitters Ltd | Other services | 2003 |
| RJK Design and Property Services Ltd | Professional & scientific | 2023 |
| RJL Apprenticeships Ltd | Education | 2026 |