| Riverside Motors Leeds Limited | Wholesale & retail | 2022 |
| Riverside Property Group Ltd | Real estate | 2015 |
| Riverside Recovery Services Limited | Administrative & support | 2017 |
| Riverside Residential Services Ltd | Extraterritorial | 2019 |
| Riverside Wharf (Victoria Dock) Management Company Limited | Households | 1992 |
| Riverside Yacht Club Management Company Ltd | Real estate | 2018 |
| Riversideknaresborough Ltd | Hospitality | 2022 |
| Riverson Ltd | Administrative & support | 2019 |
| RIVERVIEW19 Limited | Hospitality | 2024 |
| Riviera Fitness Ltd | Arts & recreation | 2021 |
| Rivington Brothers Limited | Construction | 2018 |
| Rivoli Pizza Limited | Hospitality | 2021 |
| Rivstone Ltd | Professional & scientific | 2002 |
| Rivus Fleet Solutions Limited | Wholesale & retail | 2002 |
| Rixe Ltd | Real estate | 2023 |
| Riyat Associates Limited | Professional & scientific | 2012 |
| Rizak Estate Ltd | Real estate | 2025 |
| Rizak Ltd | Wholesale & retail | 2023 |
| Rize Investments Ltd | Real estate | 2019 |
| Rizvi Associates Ltd | Professional & scientific | 2018 |
| RJ & Associates Limited | Administrative & support | 2016 |
| RJ Accounts & HR Consultants Limited | Professional & scientific | 2013 |
| RJ Builders (Leeds) Ltd | Construction | 2026 |
| RJ Sky Builders Limited | Construction | 2022 |
| RJB Civils Ltd | Construction | 2019 |
| RJB Electric Ltd | Manufacturing | 2007 |
| RJB Electrical Services Leeds Limited | Construction | 2010 |
| RJB Lighting & Power Solutions Limited | Professional & scientific | 2017 |
| RJB Professional Services Limited | Professional & scientific | 2025 |
| RJC Civil Engineering Ltd | Construction | 2026 |
| RJC Productions Ltd | Arts & recreation | 1997 |
| RJC Property Lettings Limited | Real estate | 2024 |
| Rjc-Financial Solutions Limited | Professional & scientific | 2013 |
| RJD Associates Accountants Limited | Professional & scientific | 2010 |
| RJG Anderson Limited | Professional & scientific | 2016 |
| RJG Properties Ltd | Real estate | 2017 |
| RJG Property Refurbishment Ltd | Construction | 2014 |
| RJG Sourcing Ltd | Real estate | 2017 |
| RJH Consulting Ltd | Professional & scientific | 2023 |
| RJH Heating Ltd | Construction | 2021 |
| RJH UK Consultancy Limited | Information & communication | 2008 |
| RJK (Leeds) Ltd | Wholesale & retail | 2019 |
| RJM Certification Limited | Professional & scientific | 2014 |
| RJO Trades Ltd | Financial services | 2026 |
| RJR & Co Ltd | Professional & scientific | 2014 |
| RJS Fabrications Limited | Manufacturing | 2000 |
| RJS Online Trading Ltd | Wholesale & retail | 2026 |
| RJT Garden Services Limited | Administrative & support | 2026 |
| RK 24 Consultancy Ltd | Hospitality | 2023 |
| RK Bros Landscaping Ltd | Construction | 2024 |
| RK Consultancy Yorkshire Ltd | Professional & scientific | 2022 |
| RK Estate Group Ltd | Real estate | 2025 |
| RK Handyman Ltd | Construction | 2026 |
| RK Marshall Consulting Limited | Hospitality | 2025 |
| RK Prime Solutions Limited | Professional & scientific | 2019 |
| RK Properties NW Ltd | Real estate | 2025 |
| RK Property Developments Limited | Real estate | 2018 |
| RK Vehicle Recovery Limited | Wholesale & retail | 2026 |
| Rkaurservices Limited | Health & social care | 2025 |
| Rkcloudsec Ltd | Information & communication | 2025 |
| RKH92 Limited | Real estate | 2017 |
| Rkhk Limited | Information & communication | 2025 |
| Rkil Ltd | Wholesale & retail | 2025 |
| RKM Achievers Limited | Health & social care | 2021 |
| RKM Electrical Limited | Manufacturing | 2026 |
| RKM Law Ltd | Professional & scientific | 2023 |
| Rkma Holdings Ltd | Real estate | 2025 |
| Rkms Limited | Real estate | 1998 |
| RKN Consulting Limited | Professional & scientific | 2014 |
| RKP Group Limited | Construction | 2020 |
| RKP Woodhouse Ltd | Wholesale & retail | 2012 |
| RKR Building and Joinery Ltd | Construction | 2026 |
| RKR Investment Partners Ltd | Real estate | 2022 |
| RKR Staffing Solutions Ltd | Professional & scientific | 2017 |
| RKS Pharm Ltd | Professional & scientific | 2018 |
| RL Administration Limited | Financial services | 2014 |
| RL Drylining Limited | Construction | 2024 |
| RL Medical Care Ltd | Health & social care | 2022 |
| RL Physio Limited | Health & social care | 2018 |
| RL Shop Ltd | Manufacturing | 2026 |
| RLA Plumbing & Heating Ltd | Construction | 2024 |
| RLB Mechanical Services Limited | | 2001 |
| RLB Property Services Limited | Real estate | 2025 |
| RLC Capital Limited | Real estate | 2021 |
| RLJ Fire and Security Systems Ltd | Construction | 2020 |
| Rljd Media Ltd | Professional & scientific | 2025 |
| RLK ERP Build & Deployment Services Ltd | Information & communication | 2016 |
| RLM Assets Ltd | Real estate | 2024 |
| RLM Commercial Limited | Financial services | 2024 |
| Rlmmj Limited | Administrative & support | 2024 |
| Rlpartners Ltd | Professional & scientific | 2025 |
| Rlsm Ltd | Professional & scientific | 2009 |
| Rlsos Limited | Financial services | 2014 |
| RLT Speech and Language Therapy Services Ltd | Health & social care | 2025 |
| RM Autos Yorkshire Ltd | Wholesale & retail | 2025 |
| RM Business Solutionls Ltd | Administrative & support | 2025 |
| RM Carlin Ltd | Information & communication | 2014 |
| RM Developments Leeds Ltd | Construction | 2018 |
| RM Installs Ltd | Construction | 2021 |
| RM Legal Consultants Ltd | Administrative & support | 2025 |