| Purple Olive Limited | Wholesale & retail | 2014 |
| Purple Sky Projects Ltd | Professional & scientific | 2022 |
| Purus Capital Ltd | Financial services | 2020 |
| PVI Ltd | Wholesale & retail | 2018 |
| PWS Electrical Limited | Professional & scientific | 2014 |
| Pyramid SD Limited | Professional & scientific | 2023 |
| Qaradax Express Ltd | Wholesale & retail | 2025 |
| QED 2020 Ltd | Administrative & support | 2020 |
| Quantec Surveying Limited | Professional & scientific | 2002 |
| Quantum House Limited | Professional & scientific | 2025 |
| Quantyx Edge Limited | Administrative & support | 2026 |
| Queensborough Limited | Construction | 2018 |
| Quidvis Universum Limited | Wholesale & retail | 2023 |
| Quinlan Court Management Limited | Extraterritorial | 2011 |
| R F Newsum Limited | Construction | 2007 |
| R J Keyes Limited | Transport & logistics | 2012 |
| R J Printers Limited | Other services | 2006 |
| R P K Brickwork Limited | Professional & scientific | 2007 |
| R P Ross Limited | Other services | 2009 |
| R V Fabrication Welding Services Limited | Manufacturing | 2012 |
| R&B Installations Limited | Administrative & support | 2015 |
| R&R Lakewood Limited | Real estate | 2024 |
| R&R Rose Barnes Limited | Real estate | 2024 |
| R&R Sandon Lordship Limited | Real estate | 2024 |
| R.C. Reeve & SON Limited | Wholesale & retail | 1965 |
| R.H. Ashcroft & Sons Limited | Agriculture & fishing | 1951 |
| R.M. Engineering (Maldon) Limited | Professional & scientific | 2002 |
| Rabbit Supply Chain Co., Ltd | Administrative & support | 2022 |
| Radix Electrical Ltd | Construction | 2024 |
| Rafe Holdings Limited | Financial services | 2026 |
| Rainbow Corner Loseley Fields Ltd | Education | 2023 |
| Rainbow Corner Nursery Limited | Other services | 2004 |
| Rainbow Corner Windlesham Ltd | Education | 2019 |
| Rainstick Trading Limited | Wholesale & retail | 2004 |
| Randall Watts Commercial Limited | Construction | 2010 |
| Randall Watts East Limited | Real estate | 2018 |
| Randall Watts Limited | Construction | 2015 |
| Randall Watts London Limited | Construction | 2014 |
| Randall Watts South Avenue Limited | Real estate | 2018 |
| Randall Watts South Ltd | Real estate | 2018 |
| Ranglo Properties & Investments Limited | Real estate | 2024 |
| Ranshall Joinery Ltd | Manufacturing | 2025 |
| Rapid Energy Services Limited | Professional & scientific | 1988 |
| Rapid Response Floorfixing Ltd | Construction | 2023 |
| Rapide Architectural Interiors Limited | Construction | 2009 |
| Rare Fruit Holdings Ltd | Wholesale & retail | 2025 |
| Rathcomane Ltd | Financial services | 2017 |
| Rattlefish Limited | Information & communication | 2015 |
| RAW Nibbles Limited | Manufacturing | 2013 |
| Rawneda Ltd | Real estate | 2025 |
| RAY Developers Limited | Construction | 2011 |
| Rayburn Engineering (CDE) Limited | Other services | 2010 |
| Rbbb Ltd | Administrative & support | 2021 |
| RBL Flooring Limited | Construction | 2015 |
| RBR Carpentry Ltd | Construction | 2018 |
| RCH Projects Ltd | Administrative & support | 2025 |
| RCJ Property Essex Limited | Real estate | 2016 |
| RCS (Legal) Ltd | Wholesale & retail | 2012 |
| RDC Contractors Ltd | Administrative & support | 2024 |
| RDS Electrical Services Limited | Construction | 2025 |
| RDS Group Property Limited | Real estate | 2025 |
| Read Bennett Contractors Limited | Construction | 2013 |
| Readsdale Limited | Professional & scientific | 2021 |
| Reagan Construction Ltd | Construction | 2022 |
| Real Estate Baron Ltd | Real estate | 2026 |
| Real Talk Properties Limited | Administrative & support | 2015 |
| Rebeccafay Limited | Manufacturing | 2015 |
| Red Hills 42 Limited | Real estate | 2025 |
| Red Rider Riding Ltd | Information & communication | 2018 |
| Red Sportswear Limited | Manufacturing | 2017 |
| Red Star Logistics Limited | Professional & scientific | 2011 |
| Red Team Business Ltd | Professional & scientific | 2023 |
| Redline Group Holdings Ltd | Administrative & support | 2025 |
| Redline Response Biohazard Cleaning Ltd | Administrative & support | 2025 |
| Reds Tuning Ltd | Wholesale & retail | 2026 |
| Redstick Solutions Limited | Health & social care | 2010 |
| Redwell (UK) Limited | Professional & scientific | 2007 |
| Reed Hair Limited | Other services | 2011 |
| Reel Impact Angling Ltd | Education | 2025 |
| Regal Facilities Management Ltd | Construction | 2020 |
| Regal FM Ltd | Construction | 2020 |
| Regal Residential Limited | Real estate | 2021 |
| Regatta Court (the Anchorage) Residents Association Limited | Households | 1990 |
| Regional Fire & Compliance Ltd | Administrative & support | 2024 |
| Regional Floor Coverings Limited | Construction | 2010 |
| Reign Care Consultants Ltd | Professional & scientific | 2025 |
| Reliable Signs Limited | Other services | 1996 |
| Reminder (1929) Limited | Administrative & support | 2000 |
| Remy Milo Holdings Limited | Financial services | 2019 |
| Repurify UK Ltd | Water & waste | 2025 |
| Repvu Limited | Construction | 2016 |
| Reroot Project C.I.C. | Agriculture & fishing | 2023 |
| Resolve Resin Ltd | Construction | 2026 |
| Resource Supply Ltd | Administrative & support | 2024 |
| Results Asset Management Limited | Real estate | 2015 |
| Retro Therma Limited | Wholesale & retail | 2025 |
| Revan Trading Co., Ltd | Administrative & support | 2023 |
| REY House Ltd | Wholesale & retail | 2021 |
| RGI (UK) Limited | Professional & scientific | 2004 |
| Ri-Co Plastics Ltd | Wholesale & retail | 2020 |