| Richard Ayres Construction Limited | Construction | 2003 |
| Richard Barker Fine Art Limited | Administrative & support | 1998 |
| Richard Clayton Limited | Professional & scientific | 2004 |
| Richard Keys Accountancy Services Limited | Professional & scientific | 2003 |
| Richard Wallis Limited | Professional & scientific | 2007 |
| Richard Whitlock & Associates Limited | Construction | 2002 |
| Richmond Canoe Club Limited(The) | Arts & recreation | 1956 |
| Richmond Computer Repair Centre Ltd | Extraterritorial | 2019 |
| Richmond Physiotherapy Limited | Health & social care | 2002 |
| Richmond Vikings Limited | Arts & recreation | 1999 |
| Ridgway Landscaping Limited | Construction | 2003 |
| Right Connection Recruitment Limited | Administrative & support | 2006 |
| Rihla Group Ltd | Professional & scientific | 2025 |
| Ringer Farms (Syderstone) Limited | Agriculture & fishing | 1989 |
| Riot Management Limited | Real estate | 2005 |
| RIP Chem ENG Services Limited | Mining & quarrying | 2007 |
| Ripley Green Ltd | Real estate | 2026 |
| Ripley Tyres & Servicing Ltd | Manufacturing | 2023 |
| RIS Management Consulting Limited | Information & communication | 2004 |
| Risbrick Limited | Real estate | 1990 |
| Rise Works UK EOR Limited | Administrative & support | 2025 |
| Rise Works UK International Limited | Administrative & support | 2026 |
| Rising Stars Tuition Ltd | Education | 2013 |
| Riva Elite Ltd | Information & communication | 2024 |
| River Close (Guildford) Management Company Limited | Households | 2005 |
| Riverside Internet Limited | Information & communication | 1999 |
| Riverside Richmond Limited | Hospitality | 2002 |
| Riverview Residents Association Limited | Households | 1958 |
| Riverway Business and Development Ltd | Real estate | 2021 |
| Rixman Management Company Limited | Households | 1989 |
| Riya Properties Ltd | Real estate | 2020 |
| Rize 3 Ltd | Wholesale & retail | 2026 |
| RJC Cleaning Services Limited | Professional & scientific | 2007 |
| RJL GAS Limited | Other services | 2016 |
| Rjsl Limited | Wholesale & retail | 2007 |
| RKC Consultancy Limited | Information & communication | 2008 |
| RLH Developments Limited | Construction | 1980 |
| RMB Global Ltd | Real estate | 2013 |
| RMB Services Limited | Real estate | 1996 |
| Rmw-Uk Limited | Wholesale & retail | 2020 |
| Roach Brothers Limited | Construction | 1946 |
| Roadside Windscreen Service Ltd | Wholesale & retail | 2006 |
| ROB Budgen Gardens Limited | Households | 2003 |
| Robert Carder Shoes Limited | Wholesale & retail | 2005 |
| Robert Dyson Limited | Professional & scientific | 2007 |
| Robert Saunders Construction Limited | Wholesale & retail | 1985 |
| Robert Tagg Limited | Construction | 2002 |
| Robertet(U.K.)Limited | Manufacturing | 1971 |
| Roberts & Burling Limited | Wholesale & retail | 1937 |
| Roberts & Coneybeer Limited | Construction | 2007 |
| Roberts Estate Holdings Ltd | Real estate | 2019 |
| Robin Education Limited | Education | 1997 |
| Rock Diamond Products (U.K.) Limited | | 1981 |
| Rockpile Limited | Professional & scientific | 2007 |
| Rockway Corporation Limited | Financial services | 1988 |
| Rocky Mountain Flats Management Limited | Households | 1989 |
| Rocris Limited | Professional & scientific | 1990 |
| Rodney Residents Association Limited | Households | 1974 |
| Rodrigues UK Ltd | Professional & scientific | 2007 |
| Rodwell House Limited | Health & social care | 2006 |
| Roelee Statistics Limited | Information & communication | 2000 |
| Roger Lewis Associates Limited | | 1975 |
| Roger Lugg & Co. Limited | Real estate | 2002 |
| Roger Mcmillan Properties Limited | Professional & scientific | 1980 |
| Rolin Consulting Limited | Professional & scientific | 2005 |
| Romans International Limited | Wholesale & retail | 1994 |
| Rombouts Limited | Professional & scientific | 1992 |
| RON Fowler & SON Limited | Wholesale & retail | 2004 |
| Ronald Anthony Limited | Construction | 2002 |
| Ronnoco Sales Limited | | 1985 |
| Ronson Products Limited | | 1929 |
| Roofing & Cladding Systems Limited | Wholesale & retail | 1988 |
| Roots and Shoots (South East) Limited | Administrative & support | 2007 |
| Roots Contractors Limited | Construction | 1999 |
| Rootzone Hydroponics Limited | Wholesale & retail | 1997 |
| Rosalind HOY Limited | Information & communication | 2004 |
| Rose Hill Park Garage Limited | Wholesale & retail | 1991 |
| Rose Ride Limited | Wholesale & retail | 2019 |
| Rose Virtue Ltd | Administrative & support | 2024 |
| Rosehill (UK) Limited | Health & social care | 2000 |
| Roselawn Care Limited | Health & social care | 1997 |
| Rosethorn Residents Association Limited | Households | 1989 |
| Rosewood RES. Assoc. (Thames Ditton) Limited | Households | 1995 |
| Roslyn RTE (Freehold) Company Limited | Real estate | 2005 |
| Rougemont Building Services Limited | Professional & scientific | 2007 |
| Route 22 Limited | Information & communication | 2000 |
| Routine Dynamics Limited | Arts & recreation | 2018 |
| Roverbrook Properties Ltd | Real estate | 1997 |
| Rowen Properties (London) Limited | Construction | 1986 |
| Rowfold Nurseries Limited | | 1977 |
| Rowland Tysoe (Cranleigh) Limited | Construction | 1998 |
| Rowly Edge Residents Association Limited | Households | 1998 |
| ROX Music Ltd | Information & communication | 2025 |
| Roxeth Consulting Ltd | Administrative & support | 2015 |
| ROY Mccarthy Limited | | 1978 |
| ROY Williams Carpets Limited | Wholesale & retail | 2002 |
| Royal Clarence Yard (Phase a) Limited | Extraterritorial | 2001 |
| Royalton Fairview UK Ltd | Construction | 2022 |
| Royalton Group Holdings Limited | Financial services | 2014 |
| Royalton Limited | Construction | 1999 |