| Property Pro Services Ltd | Construction | 2024 |
| Prospect Catering Design Limited | Professional & scientific | 2006 |
| Prospice Limited | Extraterritorial | 2006 |
| Proud to BE Stroud Ltd | Agriculture & fishing | 2018 |
| PS KTA Property Ltd | Real estate | 2026 |
| Psjd Properties Limited | Real estate | 2017 |
| Psycholegal Experts Holdings Limited | Financial services | 2022 |
| Psycholegal Experts Limited | Professional & scientific | 2003 |
| Pukka Clothing Limited | Administrative & support | 1998 |
| Pundamilia Limited | Professional & scientific | 2012 |
| Pure Coco Lanka-Uk Limited | Manufacturing | 2026 |
| PURPLE10.COM INT Ltd | Professional & scientific | 2014 |
| Push Developments Ltd | Construction | 2020 |
| Puwer Machinery Guarding Limited | Manufacturing | 2024 |
| Puwer Safety Limited | Manufacturing | 2020 |
| PWD Law Limited | Professional & scientific | 2015 |
| Pyramid Plumbing and Heating Limited | Construction | 2014 |
| Pyrite Creative Ltd | Arts & recreation | 2015 |
| Pyrites Crafts CIC | Education | 2026 |
| Q Education Group Ltd | Education | 2025 |
| Quaid Limited | Information & communication | 2021 |
| Quantum Limited | Real estate | 1981 |
| Quarhouse Productions Limited | Other services | 2010 |
| Quickstand Ltd | Wholesale & retail | 2025 |
| Quickthorn Ltd | Information & communication | 2022 |
| Quikcalc Limited | Professional & scientific | 1998 |
| Quiller Publishing Limited | Information & communication | 2001 |
| QUO Vadis Associates Limited | Professional & scientific | 2014 |
| Qwerty Beer Box Limited | Wholesale & retail | 2020 |
| R & D Blinds Limited | Manufacturing | 1985 |
| R & S Surveying Ltd | Administrative & support | 2017 |
| R a Mustoe Limited | Construction | 2007 |
| R E Hopkins Ltd | Health & social care | 2010 |
| R F Gardiner Limited | Construction | 1997 |
| R G Grant Specialist Welding Limited | Manufacturing | 2002 |
| R H Health Ltd | Health & social care | 2013 |
| R M Thornton Limited | Administrative & support | 2023 |
| R Searle Limited | Professional & scientific | 2025 |
| R Wasey Limited | Manufacturing | 2018 |
| R Williams Accounting Services Limited | Professional & scientific | 2026 |
| R YEO & SON Ltd | Agriculture & fishing | 2019 |
| R.I.J. Contracting Limited | Wholesale & retail | 1995 |
| RA Hunt Ltd | Construction | 2014 |
| Rabbit A.E.I. Limited | Information & communication | 2025 |
| Rabbit AI Limited | Information & communication | 2024 |
| Rabbit Software Holdings Limited | Information & communication | 2014 |
| Rabbit Software Limited | Information & communication | 2015 |
| Racerinter Limited | Wholesale & retail | 1997 |
| Radical Collaborations Ltd | Professional & scientific | 2017 |
| Radical Consulting Group Ltd | Information & communication | 2026 |
| Radical Nature LAB Limited | Professional & scientific | 2026 |
| Rainharvesting Systems Limited | Water & waste | 2001 |
| Rakfix Holding Ltd | Financial services | 2024 |
| Ralph Lewis Associates Limited | Information & communication | 1998 |
| Rand Planning Consultancy Ltd | Professional & scientific | 2014 |
| Rank-Broadley Sculpture Limited | Arts & recreation | 2022 |
| Raphbros Limited | Real estate | 1997 |
| Rasmachaz Boutique CIC | Wholesale & retail | 2023 |
| Rath Media Ltd. | Information & communication | 2017 |
| Rcce Holdings Limited | Financial services | 2025 |
| Rcce Ltd | Extraterritorial | 2010 |
| RCD Solutions Ltd | Professional & scientific | 2004 |
| RDL & CRL Ltd | Extraterritorial | 2025 |
| Readison Limited | Wholesale & retail | 2019 |
| Rebecca Barrow Limited | Health & social care | 2016 |
| Recalibrate Recovery Services Limited | Health & social care | 2023 |
| Reclaim Yours Limited | Financial services | 2007 |
| Reconnecting Ltd | Health & social care | 2010 |
| Recover.Coach Limited | Health & social care | 2022 |
| Red Barn Shepherd Huts Limited | Manufacturing | 2022 |
| Red Door Property Group Ltd | Construction | 2022 |
| Red Door Stays Ltd | Real estate | 2025 |
| Redheart England Limited | Manufacturing | 2015 |
| Redseal Networks Limited | Information & communication | 2013 |
| Reeltime Media Ltd | Information & communication | 2023 |
| Rees Hughes Solar Partnerships Limited | Energy | 2021 |
| Reflex Metal Fabrications Limited | Manufacturing | 1993 |
| Reforest Group Ltd | Information & communication | 2019 |
| REG Barton Consulting Ltd | Information & communication | 2014 |
| REG Centrix Ltd | Professional & scientific | 2019 |
| Regency Mews (Minchinhampton) Management Company Limited | Households | 2012 |
| Regency Motor Company Ltd | Wholesale & retail | 2002 |
| Regent Resourcing Ltd | Professional & scientific | 2015 |
| Reine Barnes Close Limited | Households | 2021 |
| Relio Solutions Ltd | Professional & scientific | 2024 |
| Remedial AI Limited | Financial services | 2026 |
| Renaissance Finance Ltd | Financial services | 2019 |
| Renewables First Limited | Professional & scientific | 2009 |
| Research and Management Services Ltd | Professional & scientific | 2020 |
| Research Sense Ltd | Professional & scientific | 2014 |
| Resell Republic Limited | Wholesale & retail | 2024 |
| Residents Association the Hill Limited | Households | 2009 |
| Restoraction Limited | Administrative & support | 2007 |
| Rethink Audio Ltd | Information & communication | 2015 |
| Retro Kings Limited | Manufacturing | 2024 |
| Reveal Solutions Training Limited | Administrative & support | 2010 |
| Reybury Limited | Professional & scientific | 1997 |
| RF Construction Management Ltd | Construction | 2019 |
| Rhed Leader Ltd | Financial services | 2022 |
| Rhiannon Faye Beauty Limited | Other services | 2023 |