| Rochdale Science Initiative CIC | Education | 2019 |
| Rochdale Sheetmetal Services Ltd | Other services | 2015 |
| Rochdale Signs Ltd. | Manufacturing | 1999 |
| Rochdale Spring Company Holdings Limited | Financial services | 1999 |
| Rochdale Spring Company Limited | Professional & scientific | 1966 |
| Rochdale SUB Aqua Club | Arts & recreation | 2005 |
| Rochdale Sweet Shop Limited | Wholesale & retail | 2019 |
| Rochdale Takeaway Ltd | Hospitality | 2023 |
| Rochdale Taxi Hire Limited | Administrative & support | 2015 |
| Rochdale Tiles and Flooring Ltd | Construction | 2024 |
| Rochdale Town Centre Management Company | Other services | 1992 |
| Rochdale Town Taxi Limited | Transport & logistics | 1997 |
| Rochdale Trade Beds and Upholstery Ltd | Wholesale & retail | 2020 |
| Rochdale Training Association Limited | Education | 1967 |
| Rochdale Transit Centre Ltd | Wholesale & retail | 2025 |
| Rochdale Tree and Gardening Services Limited | Administrative & support | 2018 |
| Rochdale Trophy Centre Ltd | Wholesale & retail | 2006 |
| Rochdale Tyres Ltd | Manufacturing | 2015 |
| Rochdale Vehicle Dismantlers Ltd | Water & waste | 2020 |
| Roche Construction Ltd | Construction | 2015 |
| Roche Property Group Ltd | Real estate | 2020 |
| Roche Suits Limited | Wholesale & retail | 2018 |
| Rochelle Northern Limited | Wholesale & retail | 2008 |
| Rochemont Holdings Ltd | Financial services | 2021 |
| Rochtech Ltd | Information & communication | 2022 |
| Rockadale Enterprise Limited | Professional & scientific | 2013 |
| Rockdale Hardware Limited | Wholesale & retail | 2025 |
| Rocket Bridging Limited | Financial services | 2018 |
| Rocket Holdco Limited | Administrative & support | 2018 |
| Rogers and Smith Developments Limited | Construction | 2023 |
| Rogersons Recycling Ltd | Water & waste | 2025 |
| Rohe Estates Ltd | Real estate | 2025 |
| Roller Shutters Ltd | Construction | 2018 |
| Rollercity Ltd | Hospitality | 2010 |
| Rollercity Refreshments Ltd | Hospitality | 2016 |
| Roma Publications Ltd | Information & communication | 1999 |
| Roman Rochdale Ltd | Transport & logistics | 2019 |
| Romaxx Industry Ltd | Wholesale & retail | 2021 |
| Romida Cricket Limited | Wholesale & retail | 2012 |
| Ronald Britton Limited | Wholesale & retail | 2007 |
| Roofing and Remedial Matters Ltd | Construction | 2026 |
| Rookery House Interiors Limited | Wholesale & retail | 2020 |
| Rootworks Cyber Security Ltd | Information & communication | 2025 |
| Rope Walk Developments Ltd | Real estate | 2019 |
| Rosa Rose Interior Design Ltd | Professional & scientific | 2021 |
| Rosado Cafe Limited | Hospitality | 2022 |
| Rosalba Scott Ltd | Wholesale & retail | 2022 |
| Rosalte Ltd | Wholesale & retail | 2021 |
| Roscoe Building Company Ltd | Construction | 2000 |
| Roscoe Portfolio Ltd | Construction | 2023 |
| Rose and Thorn Creative Services Limited | Arts & recreation | 2003 |
| Rose Beauty Studio Limited | Other services | 2019 |
| Rose Valley Lets Limited | Real estate | 2025 |
| Roseate OS Ltd | Health & social care | 2019 |
| Rosemere Jewellery Limited | Manufacturing | 2026 |
| Rosenimely Care Ltd | Health & social care | 2019 |
| Rosewood Care Group Ltd | Health & social care | 2024 |
| Rosey Beauty Ltd | Other services | 2024 |
| Rosh Rochdale Ltd | Hospitality | 2019 |
| Ross Cooke Photography Ltd | Professional & scientific | 2022 |
| Ross Whyment Limited | Energy | 2021 |
| Rossendale Garage Conversions Ltd | Construction | 2025 |
| Rossendale Hospitality Consultancy Ltd | Professional & scientific | 2025 |
| Rossendale Hospitality Ltd | Wholesale & retail | 2023 |
| Rossmere Care Ltd | Extraterritorial | 2021 |
| Rostrons Property Limited | Real estate | 2025 |
| Rotary Club of Rochdale Trust Company Limited | Health & social care | 2004 |
| Roti and 3 Ltd | Hospitality | 2024 |
| Roughyeds Driving Academy Ltd | Education | 2024 |
| Route Wise Consulting Limited | Professional & scientific | 2025 |
| Routes Healthcare (North East) Limited | Health & social care | 2000 |
| Routes Healthcare (North) Limited | Administrative & support | 2009 |
| Rovari Prestige Limited | Wholesale & retail | 2021 |
| Rovex Computing Ltd | Information & communication | 1998 |
| Rowanix Essentials Ltd | Wholesale & retail | 2025 |
| Rowbotham Renovations Limited | Extraterritorial | 2023 |
| Rowland Remedial Ltd | Administrative & support | 2015 |
| Royale Arena Ltd | Hospitality | 2006 |
| Royale Catering NW Ltd | Hospitality | 2016 |
| Royco Products Limited | Wholesale & retail | 2020 |
| Royle Cottage Properties Limited | Real estate | 2010 |
| Royton Concrete Ltd | Manufacturing | 2024 |
| ROZ Barber OL11 Limited | Other services | 2026 |
| ROZ Cosmetics Ltd | Wholesale & retail | 2018 |
| Roze Stars Ltd | Wholesale & retail | 2020 |
| RP Studios Limited | Other services | 2018 |
| RPF Commercials Limited | Wholesale & retail | 2023 |
| Rps&S Ltd | Real estate | 2023 |
| RRX Limited | Health & social care | 2021 |
| RS Auto Repairs Ltd | Wholesale & retail | 2022 |
| RS Building Group Ltd | Construction | 2022 |
| RS FBA Ltd | Wholesale & retail | 2026 |
| RS PND Ltd | Construction | 2023 |
| RS Runcorn Ltd | Real estate | 2023 |
| RS Turbo Developments Ltd | Real estate | 2021 |
| RSA Automotive Group Holding Ltd | Wholesale & retail | 2026 |
| RSK Foods Limited | Hospitality | 2025 |
| Rslr Ltd | Wholesale & retail | 2024 |
| Rubena UK Ltd | Professional & scientific | 2021 |
| Rubi's Properties Limited | Real estate | 2025 |