| Ragdoll Hair & Beauty Ltd | Administrative & support | 2025 |
| Rage Gaming Videos Limited | Information & communication | 2013 |
| Rage Marketing Ltd | Information & communication | 2025 |
| Raging Storm Studios Ltd | Information & communication | 2026 |
| Rags Properties Limited | Real estate | 2015 |
| Ragsdale Ltd | Construction | 2025 |
| Rahamat Ltd | Real estate | 2021 |
| Rahbar Accountants Limited | Professional & scientific | 2022 |
| Rahees Consultants Limited | Administrative & support | 2015 |
| Rahen Mini Market Ltd | Wholesale & retail | 2023 |
| Rahid Ahmed Ltd | Professional & scientific | 2017 |
| Rahmat Rice Ltd | Wholesale & retail | 2024 |
| RAI Projects & Finance Ltd T/A RAI Consulting Ltd | Professional & scientific | 2018 |
| RAI Property Limited | Real estate | 2017 |
| Raid Media Group Limited | Manufacturing | 2020 |
| Raidec Ltd | Construction | 2019 |
| Raiden's Play Pieces Ltd | Arts & recreation | 2024 |
| Raielis Control Electrical and Instrument Limited | Information & communication | 2013 |
| Raies Restaurant Ltd | Hospitality | 2013 |
| Raiflex Ltd | Construction | 2025 |
| Rail Compliance Support Ltd | Professional & scientific | 2026 |
| Rail Training Solutions Limited | Professional & scientific | 2026 |
| Railings Management Company Limited | Real estate | 2024 |
| Railux Limited | Manufacturing | 2024 |
| Railway House Management Limited | Households | 2020 |
| Raim Tutoring Ltd | Education | 2020 |
| Raimo Ltd | Wholesale & retail | 2026 |
| Rain for Rent International Holding Ltd | Financial services | 2021 |
| Rain for Rent International Ltd | Administrative & support | 2021 |
| Rainbomino Investments Ltd | Real estate | 2024 |
| Rainbow Catering Ltd | Manufacturing | 2024 |
| Rainbow Deli Limited | Hospitality | 2026 |
| Rainbow Property KHT Ltd | Real estate | 2021 |
| Rainbow Rose Care Limited | Health & social care | 2018 |
| Rainbow Software Solutions Limited | Information & communication | 2020 |
| Rainbow Steps Ltd | Health & social care | 2025 |
| Rainbow Thai Kitchen Ltd | Hospitality | 2026 |
| Rainbow Tron Ltd | Arts & recreation | 2024 |
| Rainbow Yorkshire Holdings Limited | Construction | 2023 |
| Rainbow Yorkshire Ltd | Construction | 2017 |
| Rainbowlens Ltd | Information & communication | 2025 |
| Raincraft Ltd | Wholesale & retail | 2025 |
| Raindrops Roofing Services Ltd | Construction | 2024 |
| Raine Engineering Services Limited | Administrative & support | 2016 |
| Raine Holdings Ltd | Financial services | 2006 |
| Raine Limited | Professional & scientific | 1946 |
| Raines Roofing Ltd | Construction | 2024 |
| Rainey Building Services Limited | Construction | 2026 |
| Rainey Security Services Limited | Administrative & support | 2026 |
| Rainforest Windows Limited | Construction | 2010 |
| Rainham Cemetery One Limited | Real estate | 2025 |
| Rainham Cemetery Two Limited | Real estate | 2025 |
| Rainmore Wellbeing Limited | Health & social care | 2017 |
| Rainn Investments UK Limited | Real estate | 2021 |
| Rainns Investment UK Limited | Real estate | 2022 |
| Rainpharma Ltd | Real estate | 2020 |
| Rainproof Roofing (Yorkshire) Ltd | Construction | 2024 |
| Rainton Meadows (Chilton Moor) Management Company Limited | Households | 2016 |
| Raisan Fashions ( Leeds) Limited | Wholesale & retail | 2015 |
| Raisan Fashions Limited | Wholesale & retail | 2010 |
| Raise the Bar PTS Limited | Arts & recreation | 2018 |
| Raising Property Management Limited | Real estate | 2017 |
| Raising Solutions Limited | Information & communication | 2017 |
| Raising Value Designs Ltd | Professional & scientific | 2025 |
| Raissa HAU Limited | Health & social care | 2022 |
| Raize Technologies Ltd | Information & communication | 2026 |
| RAJ Passy Photography Ltd | Professional & scientific | 2021 |
| RAJ Pizza and Tandoori Ltd | Hospitality | 2024 |
| RAJ Pizza Bar Limited | Hospitality | 2019 |
| RAJ Roadlines Ltd | Transport & logistics | 2026 |
| RAJ Takeaway York Ltd | Hospitality | 2025 |
| Raja Spice Group Ltd | Hospitality | 2018 |
| Rajas Huddersfield Ltd | Wholesale & retail | 2016 |
| Rajas Hyde Park Ltd | Hospitality | 2025 |
| Rajas Leeds Ltd | Hospitality | 2021 |
| RAJASLS3LTD Ltd | Hospitality | 2025 |
| Rajaz Fast Food Ltd | Hospitality | 2024 |
| Rajaz MR Ltd | Hospitality | 2025 |
| Rajdoot Catering Ltd | Hospitality | 2015 |
| Rajeev Investments Limited | Real estate | 2018 |
| Rajpoot Yorkshire Ltd | Hospitality | 2025 |
| Rajput Jewellers Leeds Ltd | Wholesale & retail | 2019 |
| Rajput Kebab House Ltd | Hospitality | 2016 |
| Rajs Legal Ltd | Professional & scientific | 2022 |
| Raju Property Ltd | Real estate | 2020 |
| RAK Global Consulting Ltd | Professional & scientific | 2025 |
| Rakehill Properties Limited | Real estate | 2025 |
| Rakela's Logistics Ltd | Transport & logistics | 2025 |
| Raksol Ltd | Wholesale & retail | 2021 |
| Rall Properties Management Ltd | Real estate | 2024 |
| Rall's Gym Ltd | Arts & recreation | 2025 |
| Rallivo Limited | Information & communication | 2016 |
| Rally Artists Ltd | Manufacturing | 2026 |
| Rally the Globe Limited | Arts & recreation | 2018 |
| Ralph Services Ltd | Wholesale & retail | 2025 |
| RAM Engineering Ltd | Construction | 2016 |
| RAM Financial Limited | Financial services | 2014 |
| RAM Gelato Ltd | Hospitality | 2019 |
| Ramarjun Limited | Real estate | 2025 |
| Ramathon Ltd | Arts & recreation | 2015 |