| Rose Writes Limited | Professional & scientific | 2016 |
| Rose&France Ltd | Real estate | 2025 |
| Rosebrooke Business Consultancy Ltd | Professional & scientific | 2023 |
| Rosedene Lettings Limited | Real estate | 2019 |
| Rosehill Home Limited | Health & social care | 2025 |
| Rosemae Procurement Limited | Professional & scientific | 2022 |
| Rosemaria Garden & Cleaning Services Ltd | Construction | 2023 |
| Roseotto Ltd | Administrative & support | 2016 |
| Roses Properties Limited | Real estate | 2023 |
| Rosewood SPV Ltd | Real estate | 2019 |
| Roseyeworld Ltd | Wholesale & retail | 2024 |
| Roshi Limited | Wholesale & retail | 2025 |
| Rosi Aesthetic Ltd | Other services | 2024 |
| Rosi MAY Fitness Limited | Arts & recreation | 2023 |
| Rosily MAY Ltd | Education | 2022 |
| Ross Roofing Contractors Ltd | Construction | 2010 |
| Ross-Dale Integrated Services Ltd | Professional & scientific | 2021 |
| Rossendale Booze Limited | Wholesale & retail | 2013 |
| Rossenhurst Limited | Administrative & support | 1983 |
| Rossford Dental Laboratory Limited | Health & social care | 2000 |
| Rostrons Paintworks UK Ltd | Construction | 2024 |
| Rotary Test Drilling (Training and Accreditation) Limited | Professional & scientific | 1991 |
| Rothwell Holdings (NW) Limited | Financial services | 2023 |
| Rothwell Solar Limited | Construction | 2023 |
| Rothwells Paper Limited | Wholesale & retail | 2003 |
| Rouagp Ltd | Health & social care | 2026 |
| Round 4 Round Ltd | Arts & recreation | 2022 |
| Round Bars Limited | Hospitality | 2023 |
| Round Vape Limited | Wholesale & retail | 2020 |
| ROUND4ROUNDUK CIC | Education | 2022 |
| Route Ready Recruitment Ltd | Administrative & support | 2025 |
| ROUTE90 Ltd | Information & communication | 2026 |
| Roverchase Ltd | Financial services | 2010 |
| Rowan Meadows Management Company Limited | Extraterritorial | 2016 |
| Rowland Denis Limited | Construction | 2022 |
| Rowland Magnetic Solutions Ltd | Manufacturing | 2015 |
| Rowtec Limited | Professional & scientific | 2004 |
| Roww Home Improvements Ltd | Construction | 2024 |
| ROY Distribution Ltd | Wholesale & retail | 2026 |
| ROY Hunt Limited | Wholesale & retail | 2001 |
| Royal Court (Bolton) RTM Company Limited | Households | 2011 |
| Royal Hotel TLK Limited | Hospitality | 2021 |
| Royale Ride Ltd | Transport & logistics | 2024 |
| Royce Holdings Ltd | Hospitality | 2026 |
| Royle Auto Services Limited | Wholesale & retail | 1994 |
| Royle Plastering Contractors Ltd | Construction | 2024 |
| Royle Property Services Limited | Administrative & support | 2023 |
| Roze Upholstery Interiors Ltd | Manufacturing | 2025 |
| Rozh Mini Market Ltd | Wholesale & retail | 2025 |
| Rozh Motors Ltd | Wholesale & retail | 2024 |
| Rozitrading UK Ltd | Wholesale & retail | 2023 |
| RP Joinery and Fitting Ltd | Construction | 2025 |
| RP Optix Ltd | Other services | 2018 |
| RP Rehab and Healthcare Ltd | Health & social care | 2022 |
| RP01 Limited | Professional & scientific | 2026 |
| RP2 AI Limited | Information & communication | 2025 |
| RPC Architectural Design Limited | Professional & scientific | 2014 |
| Rpcc Ltd | Real estate | 2009 |
| RPD Construction Ltd | Construction | 2024 |
| RPD Transport Ltd | Transport & logistics | 2020 |
| RPH Site Engineering Services Limited | Construction | 2016 |
| RPM Tattoo Ltd | Other services | 2024 |
| RPX Limited | Wholesale & retail | 2022 |
| Rqsurgical Limited | Professional & scientific | 2021 |
| RR Bros Ltd | Wholesale & retail | 2023 |
| RR Convenience Store Ltd | Wholesale & retail | 2022 |
| RR Crumpsall Ltd | Wholesale & retail | 2025 |
| RR Health Solutions Limited | Health & social care | 2019 |
| Rr-Ava Consulting Limited | Administrative & support | 2019 |
| Rrjx Limited | Administrative & support | 2022 |
| RRR Fire Protection Ltd | Construction | 2023 |
| RS 128 Ltd | Professional & scientific | 2025 |
| RS Asset Management Ltd | Real estate | 2019 |
| RS Aviation Consulting Limited | Administrative & support | 2017 |
| RS Choice Limited | Real estate | 2020 |
| RS Edge Ltd | Wholesale & retail | 2023 |
| RS Inaya Ltd | Administrative & support | 2020 |
| RS Ironedge Ltd | Wholesale & retail | 2026 |
| RS Solutions Medical Limited | Health & social care | 2021 |
| RS Tech Services Limited | Information & communication | 2023 |
| RS Vaping Ltd | Wholesale & retail | 2017 |
| RSA Fire & Security Limited | Construction | 2018 |
| RSC Decorators Limited | Construction | 2015 |
| Rseh Properties Limited | Real estate | 2025 |
| Rsfd Holdings Limited | Financial services | 2022 |
| Rsfd Investments Limited | Financial services | 2022 |
| Rsfd Property Rentals Limited | Real estate | 2022 |
| RSH Equine Sales Ltd | Agriculture & fishing | 2024 |
| RSI Smartsave Ltd | Wholesale & retail | 2024 |
| RSJ England Ltd | Wholesale & retail | 2022 |
| RSJ Fire and Security Ltd | Administrative & support | 2025 |
| RSJ Group Limited | Real estate | 2012 |
| RSL Pool Ltd | Hospitality | 2025 |
| RSM Design Ltd | Construction | 2020 |
| RSM Property Group Ltd | Households | 2026 |
| RSM Stays Ltd | Real estate | 2026 |
| RSN Legal Limited | Professional & scientific | 2019 |
| RSS PM Services Ltd | Construction | 2025 |
| RSW Leisure Limited | Hospitality | 2018 |
| RT Creel Limited | Professional & scientific | 1997 |