| PF Gym Ltd | Other services | 2020 |
| PGS Plastic & Guttering Supplies Limited | Wholesale & retail | 2014 |
| Philosvq Ltd | Extraterritorial | 2025 |
| Phoenix Defender Ltd. | Wholesale & retail | 2013 |
| Phoenix Plumbing & Heating Contractors Limited | Construction | 1996 |
| Phoenix Plumbing Contracts Ltd | Energy | 2004 |
| Pinecone Productions Limited | Information & communication | 2024 |
| Pinpoint Filters Limited | Manufacturing | 2022 |
| Pinpoint Medical Ltd | Manufacturing | 2018 |
| Pinpoint Medical PCD Limited | Manufacturing | 2022 |
| PJT Capital Ltd | Real estate | 2020 |
| Plata Roofing & Building Ltd | Construction | 2024 |
| Point to Point Luxury Travel Limited | Transport & logistics | 2021 |
| Poise Accountancy Ltd. | Professional & scientific | 2014 |
| Polestar Property Solutions Ltd | Real estate | 2026 |
| Popular Education Network (Scotland) Ltd | Education | 2024 |
| Portstar Limited | Other services | 2001 |
| Potters Removals Ltd | Transport & logistics | 2019 |
| Powder and CUT Ltd | Wholesale & retail | 2020 |
| Power 22 T/A Betr Outsourcing Group Ltd | Administrative & support | 2021 |
| PPB Properties (Glasgow) Ltd | Real estate | 2022 |
| Premier Kitchens and Bathrooms (Glasgow)" Ltd | Wholesale & retail | 2023 |
| Premier Valeting Care Limited | Administrative & support | 2026 |
| Premium Power Units Limited | Manufacturing | 1991 |
| Presentation Technology Limited | Manufacturing | 2012 |
| Price Roofing Ltd | Construction | 1982 |
| Print Dash Limited | Wholesale & retail | 2025 |
| Pro Klin Limited | Administrative & support | 2025 |
| Pro-Ropes Limited | Other services | 2025 |
| Pro-Tile Solutions (Scotland) Limited | Construction | 2015 |
| Property Certification Ltd | Households | 2024 |
| Property Energy Limited | Construction | 2024 |
| PT55 Ltd | Information & communication | 2026 |
| Purbeck Energy Limited | Professional & scientific | 2020 |
| Qazi Local Ltd | Wholesale & retail | 2026 |
| Qcumber Studio & Events Limited | Wholesale & retail | 2025 |
| Qiot Ltd | Information & communication | 2018 |
| Quade Leisure Ltd | Hospitality | 2019 |
| Quickchef Ltd | Professional & scientific | 2026 |
| Quickreach Services Ltd | Transport & logistics | 2025 |
| Quietmotive Ltd | Wholesale & retail | 2025 |
| R and BM Limited | Administrative & support | 2017 |
| R Shaw Builders Limited | Construction | 2014 |
| R&M Pharma Ltd | Wholesale & retail | 2023 |
| R.A.D Garden Maintenance Ltd | Administrative & support | 2020 |
| Radio Clyde Cash for Kids | Health & social care | 2009 |
| Radnor Park Homes Limited | Real estate | 2014 |
| Rake IT in Gardening Services Ltd | Administrative & support | 2026 |
| Ramin Barber Ltd | Other services | 2025 |
| Rams Resales Limited | Wholesale & retail | 2025 |
| Rannoch Ventures Limited | Professional & scientific | 2020 |
| Raploch Installations Ltd | Construction | 2022 |
| Rasrah Scope Ltd | Health & social care | 2023 |
| Raymond John Joinery Ltd | Construction | 2025 |
| Rccrp Ltd | Real estate | 2020 |
| RD Consultancy Services Ltd | Professional & scientific | 2025 |
| RDJ Removals Limited | Transport & logistics | 2022 |
| RDM Removal MEN Limited | Transport & logistics | 2025 |
| Real Results Weight Loss Limited | Manufacturing | 2012 |
| Real Support Training Limited | Education | 2019 |
| Reddie Plant Hire Ltd. | Administrative & support | 2014 |
| Redline Electrical Solutions Ltd | Construction | 2026 |
| Reep (Scotland) Limited | Wholesale & retail | 2015 |
| Reflection Car Care Ltd | Other services | 2016 |
| Regency Glazing Limited | Construction | 2008 |
| Regup Ltd | Wholesale & retail | 2025 |
| Reignite Life Ltd | Health & social care | 2024 |
| Rejuice Ltd | Administrative & support | 2026 |
| Renatus Vader Ltd | Financial services | 2022 |
| Renewables Supermarket Limited | Construction | 2015 |
| Restore BRC Limited | Wholesale & retail | 2025 |
| Richard Towel Limited | Information & communication | 2021 |
| Richardsons Chimneys Ltd | Construction | 2018 |
| Richardsons Roofing Services Ltd | Construction | 2017 |
| Riot ACT Productions Ltd | Administrative & support | 2021 |
| Rippin PAX Ltd | Wholesale & retail | 2026 |
| Rise Counselling Ltd | Education | 2025 |
| Rjcs Investments Ltd | Real estate | 2024 |
| Rjs&Pe Road Haulage Ltd | Transport & logistics | 2025 |
| RM Management Services Limited | Professional & scientific | 2025 |
| RM Removals Scotland Ltd | Transport & logistics | 2019 |
| Robert Watson Property Ltd | Real estate | 2016 |
| Roberts Care & Training East Limited | Health & social care | 2025 |
| Roberts Care & Training Limited | Health & social care | 2008 |
| Roberts Holdings Group Ltd | Hospitality | 2026 |
| Rockbank Coffee Shop Ltd | Hospitality | 2021 |
| Rocksburn Ltd | Other services | 2018 |
| Rodgers Butchers (Clydebank) Ltd | Wholesale & retail | 2017 |
| Rodgers Butchers (Wholesale) Ltd | Wholesale & retail | 2012 |
| Roinerd Limited | Wholesale & retail | 2024 |
| Roisin Mcdonnell Ltd | Professional & scientific | 2025 |
| Rolling Smoke Clyde Ltd | Hospitality | 2024 |
| Root Creative Limited | Administrative & support | 2006 |
| Route 1 Accounting Ltd | Professional & scientific | 2016 |
| Rowan Scott Publishing Ltd | Information & communication | 2023 |
| Royal & Plaid Limited | Manufacturing | 2016 |
| Royalty Kitchen Catering Services and Event Management Ltd | Other services | 2024 |
| RR Waste Removal Ltd | Water & waste | 2025 |
| RTL Property Limited | Real estate | 2022 |
| RTR Rigging Ltd | Professional & scientific | 2016 |