| Rokard Services Limited | Other services | 2010 |
| Roland Archange L Limited | Wholesale & retail | 2025 |
| Rome Fine Arts Limited | Manufacturing | 2002 |
| Romiley Property Limited | Real estate | 2019 |
| RON Wood Developments Limited | Construction | 1996 |
| Ropto Holdings Limited | Financial services | 2016 |
| Ropto Limited | Professional & scientific | 2014 |
| Rosa Brands Ltd | Wholesale & retail | 2021 |
| Rosaper Limited | Wholesale & retail | 2025 |
| Rosco Clothing Limited | Manufacturing | 1988 |
| Rose and Crown Cask Bar Ltd | Hospitality | 2018 |
| Rose and Grace Jewellery Ltd | Manufacturing | 2025 |
| Rose Baron Limited | Manufacturing | 2021 |
| Rose Red Properties Limited | Real estate | 2022 |
| Rosebridge (Skipton) Limited | Financial services | 2017 |
| Rosebridge Asset Management Limited | Financial services | 2022 |
| Rosebridge Limited | Financial services | 2025 |
| Rosebridge Wealth Management Ltd | Professional & scientific | 2015 |
| Rosegold Projects Ltd | Construction | 2022 |
| ROSEHILL201 Ltd | Professional & scientific | 2024 |
| ROSES545 Limited | Health & social care | 2022 |
| Rosie Holdings Limited | Hospitality | 2017 |
| Rossendale Recycling Limited | Water & waste | 2015 |
| Rosso Bianco Nero 1878 Limited | Wholesale & retail | 2013 |
| Rota Engineering Limited | Extraterritorial | 2021 |
| Rota Limited | Manufacturing | 1946 |
| Rothcrete Limited | Construction | 2025 |
| Roukin Brig Ltd | Hospitality | 2018 |
| Round House MMA Ltd | Arts & recreation | 2022 |
| Route Case Management Ltd | Health & social care | 2023 |
| Rovato Services Limited | Administrative & support | 2019 |
| Rowe Hankins (Holdings) Limited | Manufacturing | 2014 |
| Rowe Hankins EOT Trustee Limited | Administrative & support | 2021 |
| Rowe Hankins Limited | Manufacturing | 1986 |
| Rowlands Properties Ltd | Real estate | 2015 |
| Rowntrees Cafe Bury Ltd | Hospitality | 2018 |
| ROX Property Group Ltd | Real estate | 2026 |
| Roxtec Ltd. | Administrative & support | 2004 |
| Roxy Mina Ltd | Hospitality | 2025 |
| ROY Wild Ltd | Extraterritorial | 2024 |
| Royal Vaassen UK Limited | Manufacturing | 1996 |
| Royle Learning Support Ltd | Education | 2021 |
| Roymark Properties Investment Limited | Real estate | 2025 |
| Rozolution UK Ltd | Professional & scientific | 2023 |
| Rozzzy's Ltd | Hospitality | 2018 |
| RPB (NQ) Ltd | Other services | 2015 |
| RPB (Prestwich) Ltd | Hospitality | 2025 |
| RPJ Design Ltd | Wholesale & retail | 2024 |
| RPM247 Ltd | Construction | 2026 |
| RPP Services Ltd | Other services | 2016 |
| Rpre Limited | Construction | 2014 |
| RR Suppliers Ltd | Wholesale & retail | 2025 |
| RS Central Limited | Information & communication | 2007 |
| RS John Properties Limited | Real estate | 2021 |
| RSA Transport Limited | Transport & logistics | 2014 |
| RSH Bury Ltd | Public administration | 2025 |
| RSK (North West) Limited | Health & social care | 2014 |
| RT Projects MCR Ltd | Construction | 2025 |
| RTK Grab and Skip Hire Ltd | Administrative & support | 2002 |
| RTK Grab Hire Limited | Transport & logistics | 2005 |
| Rtrsupports Limited | Information & communication | 2016 |
| Rubber Duck Pressure Washing Ltd | Administrative & support | 2025 |
| Rubrick Ltd | Construction | 2017 |
| Ruby Healthcare Ltd | Health & social care | 2009 |
| Ruby LEE Properties Ltd | Construction | 2022 |
| Ruem Interiors Ltd | Professional & scientific | 2023 |
| Ruff Sports Limited | Wholesale & retail | 2024 |
| RUG Cleaning Experts Limited | Other services | 2025 |
| Rulegale Nominees Limited | Financial services | 1986 |
| Ruma Daan Limited | Health & social care | 2025 |
| Runcorn Taverns Ltd | Hospitality | 2019 |
| Runway Pro Ltd | Arts & recreation | 2021 |
| Ruposhi Fine Dining Limited | Hospitality | 2010 |
| Rushton & Sons Limited | Manufacturing | 1992 |
| Russo & Sons Ltd | Construction | 2014 |
| Ruth Boaden Ltd | Professional & scientific | 2024 |
| Ruxiee Sante Ltd | Health & social care | 2016 |
| Rycas (NW) Ltd | Wholesale & retail | 2017 |
| Rype Utility Solutions Ltd | Construction | 2024 |
| Ryry Compact Ltd | Manufacturing | 2018 |
| S & B Northwest Limited | Extraterritorial | 2001 |
| S & C Property Investments Limited | Construction | 2014 |
| S & E Developments Ltd | Construction | 2025 |
| S & J Irving Compressors Limited | Manufacturing | 1992 |
| S & K 2020 Ltd | Real estate | 2017 |
| S & R Medical Services Ltd | Health & social care | 2014 |
| S & S Property Investments MCR Ltd | Real estate | 2025 |
| S BOB Consultancy Ltd | Real estate | 2020 |
| S I Events Ltd | Professional & scientific | 2016 |
| S K Riders Ltd | Agriculture & fishing | 2026 |
| S Khan Ltd | Wholesale & retail | 2026 |
| S L Barnes Construction Management Consultants Limited | Professional & scientific | 2026 |
| S L R (UK) Limited | Professional & scientific | 1996 |
| S Leicester Ltd | Manufacturing | 2020 |
| S Motors (Manchester) Limited | Wholesale & retail | 2016 |
| S T F Projects Ltd | Construction | 2011 |
| S Trade Ltd | Wholesale & retail | 2014 |
| S&D Drylining System Ltd | Construction | 2025 |
| S&D Tyres Limited | Wholesale & retail | 2026 |
| S&K Property Northwest Management Ltd | Real estate | 2026 |