| Ross Archer Transport Ltd | Transport & logistics | 2016 |
| Ross Tudge Fencing & Landscaping Limited | Administrative & support | 2023 |
| Rotary Pump Technologies UK Limited | Professional & scientific | 2021 |
| Rotating Machinery Services (UK) Limited | Manufacturing | 2025 |
| Round Cube Ltd | Information & communication | 2008 |
| Roundels Property Company Limited | Real estate | 1993 |
| Roundhouse Court Management Ltd | Households | 2002 |
| Roundtree Care Services Limited | Real estate | 2012 |
| Route Two Limited | Professional & scientific | 2001 |
| Roverscope Limited | Construction | 1991 |
| Rovington Ltd | Administrative & support | 2003 |
| Rowberry Group Limited | Construction | 1999 |
| Rowberry Haulage Ltd | Transport & logistics | 2025 |
| Rowland Associated Media Limited | Information & communication | 2019 |
| Rowley (C.G.) Limited | Real estate | 2003 |
| Rowley (E & J) Limited | Real estate | 2003 |
| Rowpire Ltd | Professional & scientific | 2020 |
| Roxanne Rajcoomar-Hadden Jewellery Ltd | Manufacturing | 2016 |
| Roxie Limited | Real estate | 2018 |
| ROY Wood Music UN- Limited | Information & communication | 2022 |
| Royal Court Residents Association RTM Company Ltd | Households | 2004 |
| Royal Porcelain Works Limited | Real estate | 2013 |
| Royffe Way Freehold Limited | Real estate | 2017 |
| RPS Construction Projects Ltd | Construction | 2015 |
| Rpsuk Limited | Professional & scientific | 2026 |
| RS Aviation (2024) Limited | Manufacturing | 2023 |
| RS Motorsport Ltd | Wholesale & retail | 2023 |
| RS Worcester Ltd | Wholesale & retail | 2026 |
| RSAUTOS74 Limited | Wholesale & retail | 2020 |
| RTB Business Solutions Ltd | Financial services | 2020 |
| RTC Enterprises Limited | Professional & scientific | 2007 |
| RTN Developments Ltd | Construction | 2020 |
| RTN Medics Ltd | Health & social care | 2024 |
| RTN Training Ltd | Education | 2022 |
| RTW Holdings Ltd | Information & communication | 2020 |
| Rubicon Properties Limited | Real estate | 2022 |
| Rubix Associates Limited | Professional & scientific | 2019 |
| Ruby Wild House Management Company Limited | Real estate | 2000 |
| Ruddbourne Lettings Limited | Real estate | 2021 |
| RUG Shield Limited | Manufacturing | 2025 |
| Rugs for Bugs Limited | Wholesale & retail | 2019 |
| RUM Vision Media Ltd | Information & communication | 2016 |
| Rumlight Limited | | 1980 |
| Run the Shire Limited | Administrative & support | 2025 |
| Runaround Sports and Health Limited | Wholesale & retail | 2003 |
| Rural England C.I.C. | Information & communication | 2014 |
| Rural Marketing Solutions Ltd | Extraterritorial | 2013 |
| Rural Risk and Resolution Ltd | Professional & scientific | 2025 |
| Rusmar Group Ltd | Transport & logistics | 2019 |
| Russ Brown Auto Repairs Ltd | Manufacturing | 2020 |
| Russ Brown Van & Fleet Services Ltd | Wholesale & retail | 2025 |
| Russell James Roberts Limited | | 1980 |
| Russell Meers & Gill (Worcester) Limited | Financial services | 2020 |
| Rustin & Mallory Export Limited | Wholesale & retail | 2009 |
| Ruth Alexander Weddings Limited | Other services | 2018 |
| Rutino Property Ltd | Real estate | 2023 |
| Ruvigran Ltd | Financial services | 2023 |
| RW Agricultural Consultancy Limited | Professional & scientific | 2012 |
| RWB Accountancy & Business Services Ltd | Professional & scientific | 2021 |
| Ryall House Limited | Agriculture & fishing | 1990 |
| Ryan Brothers Property Holdings Ltd | Real estate | 2018 |
| Ryan Meadows Group Ltd | Construction | 2024 |
| RYE Street Bishops Stortford Ltd | Wholesale & retail | 1992 |
| RYE Street Borehamwood Limited | Wholesale & retail | 2016 |
| RYE Street Braintree Limited | Wholesale & retail | 2014 |
| RYE Street Broxbourne Ltd | Wholesale & retail | 2005 |
| RYE Street Haverhill Ltd | Wholesale & retail | 2005 |
| RYE Street Hoddesdon Ltd | Wholesale & retail | 2004 |
| RYE Street Stansted Ltd | Wholesale & retail | 2010 |
| Ryecroft Plumbing and Heating Limited | Construction | 2018 |
| Ryland's Holdings Worcester Limited | Financial services | 2026 |
| Rymax Limited | Construction | 2020 |
| Ryon Land Limited | Real estate | 2005 |
| RZH Cars Ltd | Administrative & support | 2026 |
| S & B Ventures Limited | Real estate | 2025 |
| S & J Consultants Ltd | Construction | 2020 |
| S Ahmed Housing Limited | Real estate | 2023 |
| S B Print Limited | Manufacturing | 2014 |
| S Bennett Drywall Services Limited | Construction | 2006 |
| S C B Transport ( UK ) Ltd | Transport & logistics | 2025 |
| S Caddick Consulting Limited | Professional & scientific | 2007 |
| S J Hubbard & Associates Ltd | Health & social care | 2015 |
| S J Smash Kitchen Limited | Hospitality | 2025 |
| S L P Midlands Limited | Other services | 2007 |
| S L S Darling Limited | Professional & scientific | 2024 |
| S L Sampson Consultancy Ltd | Administrative & support | 2022 |
| S Meadows Limited | Construction | 2012 |
| S P D Services Limited | Other services | 2001 |
| S&B Property Management Ltd | Real estate | 2020 |
| S&M Travel Limited | Transport & logistics | 2025 |
| S&Mu Consultants Limited | Health & social care | 2025 |
| S&N Electrical (Worcester) Limited | Construction | 2024 |
| S&N Properties (Worc) Ltd | Real estate | 2019 |
| S. P. Barrett Limited | Professional & scientific | 1984 |
| S. Wakefield Ltd | Construction | 2015 |
| S.E.C. Solutions Limited | Information & communication | 1993 |
| S.Mchale Civils Ltd | Construction | 2022 |
| S.T.A.R.S. (Social Therapy and Recreational Services) C.I.C. | Health & social care | 2011 |
| S.W. HP & Trans Services Ltd | Construction | 2023 |
| S81 Associates Ltd | Professional & scientific | 2024 |