| Romans Contracting Ltd | Other services | 2016 |
| Romans Detailing Ltd | Administrative & support | 2019 |
| ROMBUILD4U Ltd | Construction | 2026 |
| Romero Original Chorley Ltd | Hospitality | 2020 |
| Romero Whalley Ltd | Hospitality | 2019 |
| Romi Foxx Limited | Information & communication | 2019 |
| Romila Homes Limited | Real estate | 2005 |
| Romila Maintenance Limited | Administrative & support | 2010 |
| Rondek Ltd | Hospitality | 2024 |
| Ronky's Collection Limited | Wholesale & retail | 2025 |
| Ronpoo Limited | Professional & scientific | 2023 |
| Ronson Media Limited | Information & communication | 2014 |
| Roobal Consulting Limited | Real estate | 2021 |
| Roof Restoration Ltd | Construction | 2025 |
| Roof Right Property Maintenance Ltd | Construction | 2021 |
| Roofguard Ltd | Construction | 2015 |
| Roofing and Specialities Limited | Construction | 2026 |
| Roofing Co. Yorkshire Limited | Construction | 2025 |
| Roofing Direct Limited | Construction | 2024 |
| Roofline Maintenance Services Limited | Construction | 2023 |
| Roofs and Drives Ltd | Construction | 2023 |
| Roofseal Yorkshire Ltd | Construction | 2026 |
| Roofserve Repairs Ltd | Construction | 2023 |
| Roofshield Ayrshire Ltd | Construction | 2017 |
| Rooted Origin Cultural Arts CIC | Education | 2026 |
| Rooted Therapy Ltd | Health & social care | 2021 |
| Rootkick Ltd | Wholesale & retail | 2026 |
| Roqsolid Ltd | Wholesale & retail | 2024 |
| Rosa Massimo Prima Classe Limited | Other services | 2018 |
| Rosa Thai ( RT ) Ltd | Health & social care | 2024 |
| Rosalily Engineering Ltd | Construction | 2022 |
| Rosanna Limited | Wholesale & retail | 2004 |
| Rose & Crown 2025 Limited | Hospitality | 2025 |
| Rose Gardening Ltd | Administrative & support | 2024 |
| Rose Mount Services Ltd | Health & social care | 2026 |
| Rose Practitioners Ltd | Health & social care | 2021 |
| Roseberry Group BFD Ltd | Real estate | 2017 |
| Rosenberger UK Limited | Information & communication | 2016 |
| Rosendale Paving & Landscaping Ltd | Administrative & support | 2022 |
| Roses of Eden Ltd | Wholesale & retail | 2019 |
| Rosestone Living Limited | Real estate | 2026 |
| Rosewood Blue Ltd | Real estate | 2024 |
| Rosexlouise Ltd | Professional & scientific | 2026 |
| Roshan and Subin Ltd | Health & social care | 2015 |
| Roshan Jaan Properties Limited | Administrative & support | 2023 |
| Roshni Clinic Ltd | Health & social care | 2019 |
| Roshni Labs Limited | Health & social care | 2021 |
| Rosie Auto Ltd | Wholesale & retail | 2026 |
| Rosie's Bistro Limited | Hospitality | 2025 |
| Rosl Yorks Ltd | Hospitality | 2023 |
| Rosrok Empire Ltd | Wholesale & retail | 2025 |
| Ross&Wade Ltd | Wholesale & retail | 2024 |
| Rossefield Nursing Homes Limited | Health & social care | 1984 |
| Rossi's Desserts Ltd | Hospitality | 2025 |
| Rossis Icecream Ltd | Wholesale & retail | 2026 |
| Rossis Ices (Yorkshire) Ltd | Manufacturing | 2014 |
| Rosslyn Properties Ltd | Hospitality | 2021 |
| Rostine Services Ltd | Health & social care | 2023 |
| Rostom Plastering Ltd | Construction | 2024 |
| Rostratus Limited | Information & communication | 2017 |
| Roti Food N Go Limited | Hospitality | 2023 |
| Roto 6 Ltd | Real estate | 2020 |
| Rotoequip Limited | Manufacturing | 2016 |
| Rotoland Limited | Real estate | 2025 |
| Rotoquip UK Limited | Manufacturing | 2003 |
| Rotor Holdings Limited | Financial services | 2022 |
| Rotor Technical Development Limited | Real estate | 2011 |
| Rotor Technical Services Limited | Manufacturing | 1974 |
| Rotorgraph Surveys Ltd | Professional & scientific | 2023 |
| Round D Globe Travels and Tours Ltd | Administrative & support | 2021 |
| Roundlands Great Horton Industrial Units Ltd | Real estate | 2023 |
| Roundlands Holdings Ltd | Real estate | 2019 |
| Roundlands Investments Ltd | Real estate | 2021 |
| Roundlands Ltd | Construction | 2015 |
| Roundwood Care Ltd | Hospitality | 2025 |
| Roundwood Consulting Ltd | Financial services | 2013 |
| Route 213 Ltd | Hospitality | 2025 |
| Route One Limited | Extraterritorial | 1988 |
| Routed Leeds Limited | Other services | 2025 |
| Rowell Rocks Limited | Wholesale & retail | 2018 |
| Rowley Manor Lifestyles UK Limited | Other services | 2022 |
| Roxy's Fashion Ltd | Wholesale & retail | 2018 |
| Roxy's Pret Ltd | Wholesale & retail | 2021 |
| ROY Waterhouse Limited | Wholesale & retail | 2016 |
| Royale Express Ltd | Administrative & support | 2020 |
| Royale Fresh Limited | Wholesale & retail | 2025 |
| Royale Grafix Ltd | Professional & scientific | 2026 |
| Royale Scents Limited | Wholesale & retail | 2025 |
| Royce Morgan Limited | Wholesale & retail | 2015 |
| Royds Community Association | Administrative & support | 1994 |
| Royds Community Association (Subsidiary) Limited | Extraterritorial | 2002 |
| Roydscliffe Properties Limited | Real estate | 2023 |
| Royul Sale Ltd | Wholesale & retail | 2025 |
| Rozalia International Grocery Ltd | Wholesale & retail | 2019 |
| Rozehenna Ltd | Wholesale & retail | 2021 |
| Rozis Shop Ltd | Wholesale & retail | 2019 |
| Roztech Engineering Ltd | Professional & scientific | 2013 |
| RP Busy BEE Ltd | Water & waste | 2019 |
| RP Windows Yorkshire Ltd | Construction | 2023 |
| Rphc Engineering Consultant Ltd | Professional & scientific | 2022 |