| Rainworth Investments LLP | | 2012 |
| Rainydayz Ltd | Information & communication | 2019 |
| Rajha Express Limited | Transport & logistics | 2019 |
| Rajvinder Kaur LLP | | 2026 |
| Rakfix Ltd | Construction | 2006 |
| Raleigh Partners Investments Ltd | Professional & scientific | 2018 |
| Rallymoto Club Ltd | Arts & recreation | 2025 |
| Rallymoto Limited | Arts & recreation | 2015 |
| Ralph Guilor Architecture Ltd | Professional & scientific | 2006 |
| Ralph Walker Limited | Real estate | 2019 |
| Rals INV Ltd | Financial services | 2020 |
| Ramaha Ltd | Real estate | 2025 |
| Rambax Material Trading Ltd | Manufacturing | 2018 |
| Ramgrove Properties Limited | Real estate | 2002 |
| Ramnarine Jones Ltd | Health & social care | 2017 |
| Ramtech Energy Services Ltd | Manufacturing | 2005 |
| Ranchglen Limited | Wholesale & retail | 1992 |
| Randal Noland Media Limited | Manufacturing | 2017 |
| Randall & Payne LLP | | 2009 |
| Randall & Payne Management Services Ltd | Professional & scientific | 2011 |
| Randall & Payne Secretaries Limited | Other services | 2004 |
| Randomtasktech Ltd | Information & communication | 2019 |
| Randwick Developments Limited | Construction | 2006 |
| Ranieri Long Limited | Health & social care | 2015 |
| Ranwell Creative Ltd | Manufacturing | 2020 |
| Raphere.Com Limited | Administrative & support | 2003 |
| Rapid Delivery Knights Ltd | Transport & logistics | 2024 |
| Rapid Print (UK) Limited | Manufacturing | 1997 |
| Rappor Consultants Ltd | Construction | 2014 |
| Rapport Interiors Limited | Wholesale & retail | 2012 |
| Rare Consulting (UK) Ltd | Information & communication | 2011 |
| Rare Holdings (UK) Limited | Financial services | 2017 |
| Rare Metal Technology Ltd | Manufacturing | 2024 |
| RARE4 Ltd | Professional & scientific | 2022 |
| Rasco Real Estates Ltd | Real estate | 2022 |
| Rashid Hand Car Wash Limited | Administrative & support | 2024 |
| Ratcliffe Holdings Limited | Professional & scientific | 1988 |
| Rate One Aviation Ltd | Education | 2012 |
| Ravanp Ltd | Transport & logistics | 2019 |
| Raven Square Limited | Information & communication | 2022 |
| Ravenmorrow Limited | Construction | 2021 |
| RAW Consultancy & Market Access Ltd | Professional & scientific | 2022 |
| RAW Halo Ltd | Manufacturing | 2014 |
| RAW Mechanical Ltd | Construction | 2020 |
| Rawles Limited | Financial services | 2010 |
| Rawlings Holdings Ltd. | Real estate | 2001 |
| RAY First Ltd | Construction | 2025 |
| RAY Flooring Ltd | Construction | 2022 |
| RAY Lighting Ltd | Manufacturing | 2019 |
| RAY Lock Ltd | Professional & scientific | 2021 |
| Raylane Ltd | Administrative & support | 1997 |
| Raynsford Limited | Health & social care | 1989 |
| Rayson Roofing Ltd | Construction | 2025 |
| Razor KNG Ltd | Other services | 2019 |
| RB O&G Services Ltd | Mining & quarrying | 2017 |
| RB Plumbing and Heating Ltd | Construction | 2019 |
| RB Property Cheltenham Limited | Real estate | 2025 |
| RB Sports Swim School Limited | Education | 2025 |
| RBC One Limited | Professional & scientific | 2016 |
| RBV Consultancy Limited | Professional & scientific | 2017 |
| RCG Consulting Limited | Professional & scientific | 2026 |
| RCH Capital Limited | Financial services | 2022 |
| RCH Finance Limited | Financial services | 2026 |
| RCM Developments (Cheltenham) Ltd | Construction | 2014 |
| RCM Property Holdings Ltd | Real estate | 2024 |
| RCP Vehicle Solutions Ltd | Wholesale & retail | 2021 |
| RCS Fitness Limited | Arts & recreation | 2019 |
| RCS Solutions Ltd | Financial services | 2004 |
| RD Homes of Cheltenham Ltd | Construction | 2023 |
| RDA Ventures Limited | Financial services | 2025 |
| RDE Solutions Limited | Professional & scientific | 2013 |
| Rdhs Associates Ltd | Professional & scientific | 1996 |
| RDJ Hair Ltd | Other services | 2026 |
| RDM Land and Development Limited | Professional & scientific | 2023 |
| RDN Petroleum Limited | Wholesale & retail | 2025 |
| Reach Fitness Limited | Arts & recreation | 2004 |
| Reach Gate Limited | Other services | 2021 |
| Read Business Development Ltd | Professional & scientific | 2010 |
| Read Maurice Residential Limited | Real estate | 2001 |
| Readatsea Ltd | Information & communication | 2024 |
| Ready Steady Money Ltd | Financial services | 2025 |
| Readyhome Limited | Real estate | 1991 |
| Real Estate Business Consulting Services Limited | Professional & scientific | 2017 |
| Real Life Fitness Limited | Arts & recreation | 2016 |
| Real Pets Limited | Manufacturing | 2025 |
| Really Useful Properties Limited | Real estate | 2005 |
| Really Wild Management Ltd | Professional & scientific | 2021 |
| Realwear UK, Ltd. | Administrative & support | 2017 |
| Reanna's Model Workshop Limited | Information & communication | 2025 |
| Reca Properties Limited | Real estate | 2014 |
| Receptive Media Limited | Wholesale & retail | 2016 |
| Recode Solutions Ltd | Information & communication | 2018 |
| Reconn-Ai Ltd | Professional & scientific | 2025 |
| Recruiter Labs Limited | Professional & scientific | 2020 |
| Recruitment Hound Ltd | Administrative & support | 2022 |
| Rectory Farm Limited | Administrative & support | 1996 |
| Recycling Polymers Limited | Water & waste | 2020 |
| Red Ball Restorations Limited | Manufacturing | 2008 |
| Red Blaze Limited | Hospitality | 2017 |
| Red Blaze Trust Limited | Professional & scientific | 2025 |