| Rachel Thomas Therapy Ltd | Health & social care | 2020 |
| Rachel Wicks Property Services Ltd | Real estate | 2025 |
| Rackseed Limited | Wholesale & retail | 1982 |
| Racso Professional Cleaners Limited | Other services | 2017 |
| Radheshyam(Uk) Limited | Wholesale & retail | 2025 |
| Radiant Healing Centre Limited | Information & communication | 2023 |
| Radiant Healing Foundation | Information & communication | 2023 |
| Radiant House Freehold Limited | Real estate | 2013 |
| Radiant Rituals Ltd | Other services | 2026 |
| Radstr Transport Ltd | Transport & logistics | 2025 |
| Radu ROM Limited | Information & communication | 2019 |
| RADU88 Ltd | Health & social care | 2019 |
| Raduco Ltd | Administrative & support | 2017 |
| RAE Movement Limited | Other services | 2025 |
| RAF Candidus Security Ltd | Administrative & support | 2018 |
| Rafael Developments Ltd | Construction | 2022 |
| Rafi Empire Ltd | Wholesale & retail | 2024 |
| Rafmar Construction Ltd | Construction | 2023 |
| Ragondin Investments Ltd | Financial services | 2023 |
| Rain of Stars Ltd | Wholesale & retail | 2021 |
| Rainbow Aviation Ltd | Other services | 2019 |
| Rainbow Makers Community Interest Company | Administrative & support | 2019 |
| Rainbow OT Services Ltd | Health & social care | 2021 |
| Rakami Ltd | Real estate | 2020 |
| Rakib Caterers Ltd | Hospitality | 2015 |
| Rakshaguard Limited | Information & communication | 2026 |
| Ralebridge Financial Investments Limited | Real estate | 1955 |
| Ralloyds Ltd | Extraterritorial | 2021 |
| RAM Raid Communications Limited | Information & communication | 2015 |
| Ramah KER Services Ltd | Public administration | 2022 |
| Ramblewood Right to Manage Company Ltd | Real estate | 2015 |
| Ramos Brown Property Ltd | Real estate | 2026 |
| Rams Safety Solutions Ltd | Professional & scientific | 2018 |
| Ramsey House Management Company Limited | Real estate | 1983 |
| Rancho Steak House (Bournemouth) Limited | Hospitality | 2011 |
| Randolph RTM Limited | Households | 2004 |
| Range Sports.Com Limited | Extraterritorial | 2010 |
| Rango Brands Ltd | Hospitality | 2024 |
| RAP4SKILLS Social Enterprise Ltd | Information & communication | 2023 |
| Rapid Flow Drainge Ltd | Construction | 2017 |
| Rapid Spares Ltd | Wholesale & retail | 2015 |
| Rapid Waste Clearance Ltd | Construction | 2017 |
| Rapidfix Ltd | Water & waste | 2013 |
| Rapidflowdrainagee Ltd | Construction | 2025 |
| Raporto Limited | Information & communication | 2021 |
| Rapport Property Management Ltd | Real estate | 2026 |
| Rard Construction Consultant Limited | Construction | 2026 |
| Rare Raws Limited | Professional & scientific | 2021 |
| Rare-Box Limited | Wholesale & retail | 2020 |
| Rasco Developments Limited | Construction | 2003 |
| Rastgarth Management Company Ltd | Households | 2016 |
| Rathley Holdings Limited | Households | 2021 |
| Ratio Fintech Limited | Information & communication | 2020 |
| Ratio Limited | Professional & scientific | 2015 |
| Ratio One Limited | Financial services | 2017 |
| Ratio Two Limited | Financial services | 2017 |
| Raven Performance Limited | Manufacturing | 2016 |
| Raven Street Limited | Arts & recreation | 2016 |
| Ravenshall (Bournemouth) Maintenance Company Limited | Households | 1961 |
| Ravenswood (Bournemouth) Limited | Households | 1983 |
| Ravi Construct Limited | Construction | 2025 |
| Ravine Capital Ltd | Professional & scientific | 2013 |
| Ravine Court Management Limited | Households | 1996 |
| RAW Accounts Ltd | Professional & scientific | 2024 |
| RAW Dogs Bournemouth Limited | Wholesale & retail | 2024 |
| RAW Nature Dorset Limited | Hospitality | 2016 |
| RAW Nature Pet Foods Ltd | Manufacturing | 2022 |
| Rawlins Davy Reeves Limited | Professional & scientific | 2008 |
| Rawlsbury Developers Limited | Construction | 2007 |
| Rawstar Holdings Limited | Financial services | 2022 |
| RAY Millard (Insurance Brokers) Limited | Financial services | 2001 |
| Raycliff Construction Ltd | Construction | 2006 |
| Raygo Bloom Ltd | Information & communication | 2024 |
| Raymond's Rifles Ltd | Wholesale & retail | 2025 |
| Raymond-Dance Business Solutions Limited | Other services | 2019 |
| Raymor Limited | Construction | 2001 |
| Rayscliff Flat Management Limited | Real estate | 1980 |
| RB Design Robert Borbas Ltd | Manufacturing | 2019 |
| RB Sales Consulting Ltd | Wholesale & retail | 2024 |
| Rbgbw Ltd | Financial services | 2018 |
| RBS Healthcare Professional Limited | Health & social care | 2019 |
| RBS Partners Ltd | Real estate | 2023 |
| RC Beauty Swindon Ltd | Other services | 2025 |
| RC Consulting Ltd | Professional & scientific | 2025 |
| RC Loan Services Limited | Financial services | 2024 |
| RC Maintenance Ltd | Construction | 2022 |
| Rcagm Sole Trustee Ltd | Arts & recreation | 2025 |
| RCK Homes Limited | Water & waste | 2004 |
| RCW Enterprises Ltd | Professional & scientific | 2022 |
| RD Cleaning Services (Bournemouth) Limited | Other services | 2019 |
| RDH Logistics Limited | Transport & logistics | 2019 |
| Rdhs Safety Consultancy Limited | Professional & scientific | 2011 |
| Re-Frame Wellness Ltd | Wholesale & retail | 2023 |
| Re-Hydrate Ltd | Wholesale & retail | 2022 |
| Re-Restart Ltd | Wholesale & retail | 2026 |
| Re-Vibe Estates Limited | Real estate | 2025 |
| Reaching Millions by Sunny Bird Ltd | Administrative & support | 2023 |
| React Alarms Ltd | Extraterritorial | 2007 |
| React Electrical Services Limited | Construction | 2023 |
| Reactive Home Services Limited | Other services | 2009 |