| Prompt Travel Scotland Limited | Transport & logistics | 2025 |
| Pronelmium Global Services Limited | Wholesale & retail | 2025 |
| Property Funding Plus Limited | Real estate | 2021 |
| PROPERTY362 Ltd | Real estate | 2024 |
| Proprep Scotland Limited | Manufacturing | 2020 |
| Proservices (Scotland) Limited | Administrative & support | 2023 |
| Prospect Property Developments Limited | Construction | 2004 |
| Prosperity Properties & Management Limited | Real estate | 2026 |
| Prost Coffee Limited | Hospitality | 2022 |
| Prost Wine Limited | Hospitality | 2023 |
| Providence Wellness Services Limited | Health & social care | 2025 |
| PS Curry UK Ltd | Hospitality | 2026 |
| PSB Photography Limited | Professional & scientific | 2011 |
| Purple Defence Holdings Limited | Financial services | 2026 |
| Purple Summit Ltd | Professional & scientific | 2019 |
| Purple Venture 700 Limited | Real estate | 2022 |
| Purple Venture 701 Limited | Administrative & support | 2023 |
| PVX Limited | Professional & scientific | 2011 |
| Qaswa Nexus Ltd | Wholesale & retail | 2026 |
| QF Guest House Ltd | Hospitality | 2025 |
| QFI Roofline Specialists Limited | Construction | 2007 |
| Qhse Support Ltd | Professional & scientific | 2025 |
| Qraft Ltd | Construction | 2025 |
| QTR Ltd | Wholesale & retail | 2025 |
| Quadco Group Limited | Public administration | 2024 |
| Quaja Ltd | Real estate | 2020 |
| Quanderson Design Limited | Professional & scientific | 2023 |
| Quanderson Solutions Limited | Professional & scientific | 2012 |
| Quantfx UK Limited | Financial services | 2026 |
| Quarm Mortgage & Protection Limited | Financial services | 2025 |
| Quay Safe Self Storage Ltd | Transport & logistics | 2024 |
| Queene and Belle Limited | Arts & recreation | 2001 |
| Queensferry Hotels Limited | Hospitality | 1987 |
| Quest Services Ltd | Administrative & support | 2016 |
| Quick Seller Ltd | Wholesale & retail | 2023 |
| Quicksafe Security Limited | Administrative & support | 2006 |
| Quorum Quality & Risk Management Ltd | Information & communication | 2013 |
| Quote Your Balloons Ltd | Information & communication | 2026 |
| QW Developments Limited | Construction | 2022 |
| R & a Developments (Fife) Limited | Construction | 2008 |
| R & B Advisory Ltd | Financial services | 2025 |
| R & M Joinery Construction Ltd | Construction | 2019 |
| R & R Holdings (Dunfermline) Limited | Real estate | 2025 |
| R C (Edinburgh) Limited | Professional & scientific | 2017 |
| R C Hall Electrical Services Ltd | Construction | 2025 |
| R Farnan Consulting Ltd | Professional & scientific | 2024 |
| R&Sjoinery Fife Ltd | Construction | 2026 |
| R. Simpson Motors Ltd. | Wholesale & retail | 2003 |
| R.A.C. ENG. Design Ltd | Professional & scientific | 2006 |
| R.L. Calder Ltd | Mining & quarrying | 2025 |
| R4NK1N Consultancy Limited | Manufacturing | 2018 |
| Raabd Ltd | Real estate | 2023 |
| RAD Corp Ltd | Wholesale & retail | 2020 |
| Radoslaw QA Solutions Ltd | Information & communication | 2022 |
| Raeburn Consultancy Limited | Professional & scientific | 2021 |
| Raith Developments Ltd | Construction | 2022 |
| Raja Bros Takeaway Ltd | Hospitality | 2020 |
| RAM Palli Ltd | Wholesale & retail | 2024 |
| Ramchurn Consulting Ltd | Information & communication | 2023 |
| Ramen&Don Ltd | Hospitality | 2025 |
| Rani Ltd | Wholesale & retail | 2024 |
| Rapid Grocer Ltd | Wholesale & retail | 2026 |
| Raven Solutions Limited | Information & communication | 2024 |
| Rawday Limited | Extraterritorial | 2007 |
| RAY of Sunshine Limited | Other services | 2025 |
| Raymond Imrie Financial Services Ltd | Financial services | 2018 |
| RB Invest Ltd | Health & social care | 2022 |
| RBM Operations Ltd | Construction | 2024 |
| RC Ferguson Florist Ltd | Wholesale & retail | 2021 |
| RCD Electrical Solutions Ltd | Construction | 2023 |
| RD Software Consulting Ltd | Information & communication | 2025 |
| RD Sports Group Ltd | Financial services | 2022 |
| RD2 Creative Limited | Information & communication | 2026 |
| RDL Property Limited | Other services | 2000 |
| RDT Property Enterprise Limited | Real estate | 2021 |
| Realajs Limited | Hospitality | 2025 |
| Realsfood Limited | Hospitality | 2026 |
| Recover App Limited | Information & communication | 2014 |
| Recycle Media Ltd | Professional & scientific | 2024 |
| Red & Black Leisure Ltd | Hospitality | 2017 |
| Red Door Antiques Scotland Ltd | Wholesale & retail | 2020 |
| RED44 Limited | Professional & scientific | 2012 |
| Redjuvenate Wellness Hub Ltd | Other services | 2026 |
| Redking Electrical Consultants Limited | Professional & scientific | 2014 |
| Redmill Fabrication Limited | Manufacturing | 1977 |
| Redmill Plant Limited | Extraterritorial | 2012 |
| Redtrie Ltd | Information & communication | 2020 |
| Reedflow Limited | Agriculture & fishing | 1999 |
| Regency Medicine Ltd. | Health & social care | 1998 |
| Regents Estates and Mortgages Limited | Real estate | 2003 |
| Rehman Grocers Limited | Wholesale & retail | 2023 |
| Reid Fairgrieve Financial Planning Limited | Financial services | 2015 |
| Reid Property Holdings Ltd | Administrative & support | 2018 |
| Reid Roofing and Access Ltd | Construction | 2015 |
| Relate IT Limited | Information & communication | 2007 |
| Remcam (Scotland) Limited | Administrative & support | 2013 |
| Remeda Ltd | Extraterritorial | 2020 |
| Remuage Cleaning Ltd | Administrative & support | 2025 |
| Rennat Racewear Ltd | Wholesale & retail | 2025 |
| Repufit Windows and Doors Ltd | Construction | 2023 |