| Polwartha Limited | Construction | 2009 |
| Pomadore Ltd | Hospitality | 2023 |
| POS Tuning UK Limited | Professional & scientific | 2017 |
| PPO Aviation Limited | Professional & scientific | 2017 |
| Precision Asset Management Limited | Professional & scientific | 2013 |
| Premier Building & Decorating Services Limited | Construction | 2001 |
| Premier Leasing & Finance (Group) Ltd | Financial services | 2014 |
| Premier Leasing & Finance (Holdings) Limited | Financial services | 2002 |
| Premier Leasing & Finance Limited | Financial services | 1992 |
| Premier Leasing and Finance Holdings (NO 2) Limited | Financial services | 2005 |
| Premier Payroll Limited | Extraterritorial | 2010 |
| Premier Vehicle Restoration and Storage Ltd | Wholesale & retail | 2023 |
| Premium Shared Living Limited | Real estate | 2017 |
| Primrose Hill 2017 Ltd | Extraterritorial | 2017 |
| Primrose Hill Consulting Ltd | Extraterritorial | 2017 |
| Pro-Active Projects Ltd. | Information & communication | 1993 |
| Progress Flight Training & Consultancy Limited | Professional & scientific | 2013 |
| Prospects Property Ltd | Real estate | 2019 |
| Psbac Ltd | Wholesale & retail | 2025 |
| Pure Trails Adventure Ltd | Administrative & support | 2019 |
| Purest Green Service Management Ltd | Professional & scientific | 2019 |
| Purple PIG Change Solutions Limited | Professional & scientific | 2015 |
| Pvoh Polymers Limited | Manufacturing | 1998 |
| PW Smart Repairs Ltd | Wholesale & retail | 2025 |
| Pyromaniac Chef Ltd | Hospitality | 2016 |
| Pyrus Ecology Limited | Professional & scientific | 2024 |
| Quarter Mile Garage Limited | Wholesale & retail | 2018 |
| Quartz Strategic Consulting Limited | Professional & scientific | 2025 |
| Quercus Trees and Landscapes Ltd | Administrative & support | 2021 |
| R & J DIY Limited | Wholesale & retail | 2020 |
| R & J L Holdings Limited | Financial services | 2020 |
| R.J.D. (Severnside) Limited | Construction | 1973 |
| Rampworld Limited | | 1990 |
| Ratcliffe Quality Consultancy Limited | Professional & scientific | 2011 |
| Ravensbury Housing Limited | Real estate | 2006 |
| Raxtar UK Ltd | Wholesale & retail | 2025 |
| RAY Mccarthy Building Ltd. | Construction | 2008 |
| Rayavadee Thai Therapist Ltd | Other services | 2023 |
| RBC Project Management Ltd | Professional & scientific | 2021 |
| Rckt Property Holdings Limited | Real estate | 2025 |
| Red Pepper Project Limited | Education | 2022 |
| Regency Hearing Limited | Health & social care | 2016 |
| Released Energy UK Ltd | Construction | 2024 |
| Reliable Plant Haulage Limited | Transport & logistics | 2012 |
| Remous Developments Ltd | Administrative & support | 2024 |
| Renard Resources Limited | Administrative & support | 1996 |
| RHK Seelig Limited | Administrative & support | 1986 |
| Richardson Equine Vets Ltd | Professional & scientific | 2023 |
| RJB Aviation Instruction Ltd | Other services | 2025 |
| RM Commercial Storage Solutions Limited | Real estate | 2023 |
| RM Heath Properties Limited | Households | 2025 |
| RM Residential Limited | Real estate | 2020 |
| Robert Riddington | Real estate | 1947 |
| Robin Long Carpet Contracts Limited | | 1985 |
| Robin Partington Group Limited | Professional & scientific | 2025 |
| Robot Enterprises Limited | Information & communication | 2015 |
| Rock Result Limited | Mining & quarrying | 2015 |
| Rockside Consultants Limited | Information & communication | 2022 |
| Rococo Catering Ltd | Hospitality | 2025 |
| Rothermere Cheung Co. Limited | Wholesale & retail | 2018 |
| Roundpeg Consulting Ltd | Professional & scientific | 2024 |
| Royality Ltd | Information & communication | 2020 |
| RPB Aviation Training Limited | Education | 2015 |
| RR Neuroradiology Ltd | Health & social care | 2026 |
| RS Physiotherapy Ltd | Health & social care | 2024 |
| Rt-Pjb Ltd | Agriculture & fishing | 2019 |
| Rtld Services Ltd | Agriculture & fishing | 2015 |
| Runcrm Ltd | Professional & scientific | 2026 |
| Rupert Longsdon Alpine Property Consultancy Ltd | Real estate | 2021 |
| RWS Carpentry & Developments Limited | Construction | 2010 |
| Ryder International Limited | Manufacturing | 2004 |
| S C DRY Stone Walls Limited | Construction | 2026 |
| S J Best Farms Ltd | Agriculture & fishing | 2015 |
| S M Machine Tool Services Ltd | Manufacturing | 2025 |
| S.E.G (U.K) Ltd | Manufacturing | 2018 |
| Sail and Summit Limited | Real estate | 2025 |
| SAM Kidner Ltd | Real estate | 2018 |
| Sape Consultancy Ltd | Information & communication | 2022 |
| Sarah Button Photo Ltd | Professional & scientific | 2026 |
| Sash Window Painters Limited | Construction | 2012 |
| Saunders Electrical Group Ltd | Construction | 2022 |
| Scarecrow Events Limited | Construction | 2013 |
| Schiltron IO Limited | Professional & scientific | 2023 |
| Seager Joinery Limited | Manufacturing | 1995 |
| Seal Brothers Limited | Construction | 2004 |
| Seal Construction Limited | Construction | 2004 |
| Sean Symington Ltd | Professional & scientific | 2019 |
| Sears Group Trustees Limited | Administrative & support | 1992 |
| Secure Gate Automation Ltd | Administrative & support | 2022 |
| Secutores Limited | Professional & scientific | 2015 |
| Sedulous Consultancy Ltd | Professional & scientific | 2015 |
| Seigousei Ltd | Professional & scientific | 2023 |
| Semptech Limited | Information & communication | 2019 |
| SET Homes Limited | Real estate | 2023 |
| Seymour Property Ltd | Professional & scientific | 2020 |
| Seymour Surveyors Ltd | Professional & scientific | 2003 |
| SGH Investments Limited | Mining & quarrying | 2014 |
| Shadow Consulting Limited | Professional & scientific | 2011 |
| Shaun Venn Flooring Ltd | Wholesale & retail | 2016 |
| Shaw Aviation Consultancy Ltd | Transport & logistics | 2017 |