| NP Renovations Ltd | Wholesale & retail | 2019 |
| Number HUT Limited | Professional & scientific | 2011 |
| Nuno Bento Ltd | Health & social care | 2009 |
| Obstetric Experts Partnership Limited | Health & social care | 2025 |
| Odvantage Ltd | Professional & scientific | 2015 |
| Officecore Limited | Wholesale & retail | 2004 |
| OGL Developments Ltd | Construction | 2025 |
| OGL Property Ltd | Real estate | 2026 |
| Olcano Ltd | Manufacturing | 2019 |
| One Vision Consulting Limited | Information & communication | 2006 |
| Opini AI Ltd | Information & communication | 2025 |
| Orange Tree Lettings Limited | Real estate | 2026 |
| Osiris Control Systems Limited | Information & communication | 2026 |
| Owlpen Medical Limited | Health & social care | 2025 |
| Oxenham Property Ltd | Real estate | 2026 |
| Oydis Limited | Information & communication | 2015 |
| P & S Timbrell Decorators Limited | Construction | 2008 |
| Paints & Needles Ltd | Other services | 2020 |
| Pancake Designs Limited | Wholesale & retail | 2004 |
| Parent and Carer Alliance C.I.C. | Health & social care | 2018 |
| Park Lane Construction 2006 Limited | Construction | 2005 |
| Park Lane Motors Dursley Ltd | Wholesale & retail | 2019 |
| Pass and Totterdell Limited | Construction | 2013 |
| Passion Flower Florist & Gifts Ltd | Wholesale & retail | 2024 |
| Paul Butcher Building Contractors Limited | Construction | 1997 |
| Paul Gary Martin Limited | Construction | 2011 |
| Paul Normansell Limited | Arts & recreation | 2010 |
| PCM Property Maintenance and Management Ltd | Construction | 2020 |
| Peak Selection Ltd | Administrative & support | 2025 |
| Pegler Engineering Services Limited | Professional & scientific | 2013 |
| Pendraig Data Governance Limited | Professional & scientific | 2024 |
| People Equals Purpose Ltd | Professional & scientific | 2024 |
| Perry Enterprise Zone Ltd | Real estate | 2019 |
| Peter Joseph Homes Limited | Construction | 2012 |
| Phoenix Ornamentals Limited | Professional & scientific | 2002 |
| Picco Consulting Ltd | Professional & scientific | 2019 |
| Picco Ltd | Professional & scientific | 2019 |
| Pinita Holdings Limited | Financial services | 2018 |
| Pinkham Limited | Construction | 2024 |
| Pixual Ltd | Professional & scientific | 2024 |
| Plantmx Ltd | Wholesale & retail | 2021 |
| Plourac'H Properties Limited | Real estate | 2011 |
| PME Services Gloucester Ltd | Construction | 2012 |
| Podchains Limited | Information & communication | 2008 |
| Pomanak Marketing Limited | Wholesale & retail | 1985 |
| Ponting Building Contractors Limited | Construction | 2001 |
| Ponting Properties LLP | | 2025 |
| Powered Spaces Ltd | Construction | 2016 |
| PR the Write Way Limited | Professional & scientific | 2024 |
| Practical Maintenance Management Ltd | Construction | 2009 |
| Prema | Education | 1991 |
| Priory Court (Dursley) Limited | Households | 2001 |
| Priory Court South Dursley Limited | Households | 1988 |
| Progress Telecommunications Ltd | Information & communication | 2019 |
| Proscience Ltd | Professional & scientific | 2021 |
| Prospect Design Studio Ltd | Professional & scientific | 2024 |
| Protseko Limited | Hospitality | 2016 |
| PSM Electrical (SW) Ltd | Energy | 2014 |
| Pssw Ltd | Wholesale & retail | 2021 |
| Psychology Mandala Ltd | Education | 2020 |
| Ptbooker Ltd | Information & communication | 2020 |
| PTS Bricklayers Dursley Limited | Construction | 2019 |
| Pugh's Landscapes Ltd | Administrative & support | 2025 |
| Purple Wombat Ltd | Information & communication | 2023 |
| Quinceby Ltd | Real estate | 2020 |
| QVR Ltd | Financial services | 2024 |
| R.S. Blinds Ltd | Wholesale & retail | 2017 |
| Raceline Media Ltd | Wholesale & retail | 2024 |
| Raft Formwork Limited | Construction | 2021 |
| Rebellion Distribution Limited | Wholesale & retail | 2019 |
| Rees Family Property Ltd | Real estate | 2020 |
| Refuse Vehicle Solutions Limited | Wholesale & retail | 2010 |
| Rehabilitation Culture CIC | Health & social care | 2022 |
| Resolute Limited | Administrative & support | 2025 |
| Retro Refresh Ltd | Wholesale & retail | 2026 |
| REX Residences - Weymouth Limited | Real estate | 2024 |
| REX Residences Ltd | Real estate | 2020 |
| RGH & Sons Building Contractors Ltd | Construction | 2025 |
| RGL Electrical Ltd | Construction | 2013 |
| Rhmg Ltd | Construction | 2022 |
| Rhubarb & Biscuits Ltd | Information & communication | 2021 |
| Rick Oakley Fitness Limited | Arts & recreation | 2024 |
| Riverside Everlands Management Company Limited | Households | 2011 |
| Roads Consultancy Limited | Manufacturing | 2013 |
| Roberts Ventures Ltd | Wholesale & retail | 2026 |
| Rockstow Limited | Real estate | 2015 |
| Roebuck Digital Consulting Ltd | Information & communication | 2025 |
| Rogers and Russell Limited | Real estate | 2019 |
| Rollason Transport Company Ltd | Transport & logistics | 2025 |
| Roostar Ltd | Manufacturing | 2019 |
| Rosehaven Ltd | Agriculture & fishing | 2022 |
| Rowley Associates Limited | Information & communication | 1995 |
| Rowley IP Limited | Information & communication | 2022 |
| Rqab Ltd | Real estate | 2012 |
| Rubu HGV Ltd | Transport & logistics | 2019 |
| Runpcrun Limited | Extraterritorial | 2010 |
| Rushwell Limited | Extraterritorial | 2007 |
| RVS Engine Technology Ltd | Wholesale & retail | 2013 |
| S & D Bleaken Ltd | Construction | 2025 |
| S & J Cooper Ltd | Administrative & support | 2006 |