| Purple Properties Group Ltd | Hospitality | 2025 |
| Purple Tech Solutions Limited | Information & communication | 2013 |
| PVP Corp Limited | Professional & scientific | 2020 |
| Q Acoustics Limited | Financial services | 2014 |
| Q Apartments Management Company Limited | Households | 2012 |
| Q.J.A.C Enterprises Ltd | Wholesale & retail | 2023 |
| QED Audio Products Limited | Professional & scientific | 1994 |
| Qeetoto Limited | Information & communication | 2013 |
| Qfrex Limited | Wholesale & retail | 2025 |
| QHD Holdings Ltd | Financial services | 2025 |
| QHD Software Limited | Information & communication | 2025 |
| Qpath Limited | Health & social care | 2018 |
| QSK Property Limited | Real estate | 2024 |
| Quadrum Facades Limited | Construction | 2025 |
| Qualis Pharma Consultancy Ltd | Professional & scientific | 2018 |
| Quality Mastics Limited | Construction | 2014 |
| Queensland Quantity Surveying Ltd | Professional & scientific | 2018 |
| Quinarius Limited | Professional & scientific | 2026 |
| Quinbury Farm Estate Ltd | Construction | 2021 |
| Quintic Technologies Ltd | Information & communication | 2020 |
| Quintus Shipping Limited | Professional & scientific | 1987 |
| Quoting Law Ltd | Professional & scientific | 2023 |
| R K T Drinks Ltd | Hospitality | 2021 |
| R S Decor Limited | Construction | 2015 |
| R Varga Commercial Limited | Real estate | 2022 |
| R Varga Investments Limited | Real estate | 2018 |
| R&R Holidays Ltd | Administrative & support | 2019 |
| R. a. Swann Ltd | Construction | 2006 |
| R. Andrews Glass Limited | Construction | 1984 |
| R. Mcgowan Holdings Ltd | Financial services | 2025 |
| R. Mcgowan Limited | Agriculture & fishing | 1987 |
| R.A.S. Communications Limited | Information & communication | 1990 |
| R.E.O Commercial Cleaners Ltd | Administrative & support | 2022 |
| Rachel Green Art Therapy Ltd | Health & social care | 2025 |
| Rachel Wareing Ltd | Information & communication | 2023 |
| Radial Business Solutions Ltd | Professional & scientific | 2006 |
| Radial Technology Solutions Ltd | Information & communication | 2025 |
| Radio Data Networks Limited | Manufacturing | 1994 |
| Radius Holdings Ltd | Real estate | 2015 |
| Radshaw Properties Limited | Real estate | 2023 |
| Rafander House Limited | Real estate | 2024 |
| Rafander Residence Limited | Real estate | 2025 |
| Raghavan Astute Mentors & Advisors Limited | Education | 2025 |
| Rahal Technology Limited | Information & communication | 2013 |
| Rahan Developments Ltd | Construction | 2013 |
| Rainbow Field Ltd | Professional & scientific | 2018 |
| Raise IT UP Limited | Information & communication | 2020 |
| RAM Electrical Contractors Ltd | Construction | 2018 |
| Rand Scaffolding Limited | Construction | 2011 |
| Rapid Oven Cleaning Ltd | Administrative & support | 2019 |
| Rapier Design Group Limited | Real estate | 1998 |
| Rapier House Limited | Financial services | 2017 |
| Rapyd Igsi Ltd | Transport & logistics | 2021 |
| Rapyd Payments Limited | Administrative & support | 2012 |
| RAR Mgmt Ltd | Wholesale & retail | 2018 |
| Rathowen Land Limited | Real estate | 2015 |
| Ratna Shahi Limited | Real estate | 2022 |
| Ravan Graphics Limited | Extraterritorial | 2001 |
| Raven's Nest Limited | Real estate | 2021 |
| Ravenslea Limited | Financial services | 2012 |
| Ravi Lingam Radiology Services Limited | Health & social care | 2020 |
| Rawals Inc Ltd | Information & communication | 2012 |
| Rayne Estates Limited | Real estate | 2008 |
| Razzle and Rose Ltd | Manufacturing | 2025 |
| RBH Motors Limited | Wholesale & retail | 2023 |
| RCC Motor Trade Ltd | Wholesale & retail | 2014 |
| Rcsi NW Ltd | Construction | 2022 |
| Rdam Ltd | Hospitality | 2025 |
| RDM Test Equipment (Property) Limited | Real estate | 2026 |
| READY2POUR Ltd | Construction | 2011 |
| READY2PUMP Ltd | Construction | 2016 |
| Realdeal Ltd | Hospitality | 2025 |
| Realmdale Limited | Real estate | 1992 |
| Realtime Cruise and Travel Ltd | Administrative & support | 2025 |
| Rear of YEW Tree Limited | Construction | 2023 |
| Rebellion Miniatures Ltd | Wholesale & retail | 2026 |
| Reboot Media Group Limited | Information & communication | 2026 |
| Recense Ltd | Information & communication | 2026 |
| Recovery Juice UK Limited | Wholesale & retail | 2023 |
| Rectory Mill (Investments) Limited | Financial services | 2018 |
| Red Blue Sky Ltd | Transport & logistics | 2023 |
| Red Cliff Learning Ltd | Education | 2017 |
| Redbox Accountancy Limited | Professional & scientific | 2011 |
| Redford Cairns Limited | Administrative & support | 2016 |
| Redhorn Investments Ltd | Real estate | 2024 |
| Redhorn Services Ltd | Construction | 2019 |
| Redicare Limited | Real estate | 2002 |
| Redmayne Drive Residents Association Limited | Households | 1988 |
| Redricks Leisure Park Limited | Agriculture & fishing | 2012 |
| Redricks Leisure Services Limited | Agriculture & fishing | 2013 |
| Reeve and Company Limited | Wholesale & retail | 1987 |
| Reform Nails Ltd | Other services | 2025 |
| Regency Court (Harlow) Limited | Households | 1984 |
| Regency Properties (UK) Limited | Construction | 2013 |
| Regent Drainage Ltd | Water & waste | 2026 |
| Regnum Aviation Ltd | Transport & logistics | 2025 |
| Regnum Travel Ltd | Administrative & support | 2025 |
| Reimagined Futures Ltd | Professional & scientific | 2020 |
| Rejig Interiors Limited | Construction | 2023 |
| REM Properties Holdings Ltd | Financial services | 2025 |