| Poshtoggs Ltd | Wholesale & retail | 2024 |
| Powan Limited | Information & communication | 2011 |
| Pragmasys Ltd. | Information & communication | 2012 |
| Prentice Westwood Limited | Transport & logistics | 1995 |
| Primevitals Ltd | Public administration | 2025 |
| Pristi-Clean Ltd | Administrative & support | 2012 |
| Pristine Patsy Ltd | Administrative & support | 2022 |
| Priya Properties Limited | Real estate | 2004 |
| Pro Exotics Paisley Limited | Wholesale & retail | 2022 |
| Project Smile Ltd | Other services | 2022 |
| Prosea Solutions Ltd | Professional & scientific | 2013 |
| Prostyle Scot Ltd | Other services | 2020 |
| Protec Plumbing & Heating (Scotland) Ltd | Construction | 2018 |
| PS Marketing Consultancy Ltd | Professional & scientific | 2025 |
| Ptec Electrical Limited | Construction | 2025 |
| Punav Ltd | Administrative & support | 2016 |
| Purdies Cakes Ltd | Hospitality | 2024 |
| Purdie’S Pantry Ltd | Hospitality | 2021 |
| Pure LEO Ltd | Information & communication | 2023 |
| Purple Dragon Productions Ltd | Education | 2019 |
| Puzzles Properties Limited | Real estate | 2023 |
| Pyrodoor Limited | Manufacturing | 2024 |
| QFE Consulting Limited | Professional & scientific | 2012 |
| Quayfish Limited | Agriculture & fishing | 2015 |
| Quillhouse Ltd | Wholesale & retail | 2025 |
| Quintin Tannock & Company Limited | Construction | 2005 |
| Qyak Limited | Energy | 2022 |
| R&R C.W.T Ltd | Construction | 2025 |
| R.F. Watters Roofing and Building Contractors Limited | Construction | 2002 |
| R.R. Manufacturing Ltd | Manufacturing | 2019 |
| Rahman Homes Ltd | Real estate | 2021 |
| Rainscreen Roofing & Cladding Limited | Construction | 2024 |
| Ramya June Ltd | Hospitality | 2023 |
| Rare Drams Ltd | Professional & scientific | 2019 |
| Rawbenefits Ltd | Wholesale & retail | 2025 |
| RB Corporation Ltd | Real estate | 2025 |
| RBL Joinery Limited | Construction | 2019 |
| Rebner Digital Services Ltd | Information & communication | 2025 |
| Red Roof Rentals Ltd | Real estate | 2016 |
| RED5 Audio Limited | Wholesale & retail | 2001 |
| Redwing Phoenix Limited | Other services | 2023 |
| Renewables Depot Limited | Extraterritorial | 2023 |
| Renfrewshire Book-Keeping & Accounting Services Limited | Professional & scientific | 2004 |
| Renfrewshire Tax Services Limited | Professional & scientific | 2011 |
| Renova International Property Ltd | Construction | 2025 |
| Renuaesthetics&Wellness Ltd | Other services | 2025 |
| RF Contracts Ltd | Construction | 2022 |
| RG Removals & Transport Ltd | Transport & logistics | 2023 |
| Rhinocode Ltd. | Information & communication | 2012 |
| Rhinos Exterior Cleaning Limited | Administrative & support | 2025 |
| Rhondero Ltd | Professional & scientific | 2020 |
| RIG Arts Ltd | Education | 2011 |
| Ristorante Arlecchino Limited | Hospitality | 2013 |
| Rituals Spa & Beauty Ltd | Other services | 2022 |
| River Clyde Consultancy Limited | Professional & scientific | 2022 |
| River Clyde Homes | Real estate | 2007 |
| Riverside Inverclyde | Administrative & support | 2006 |
| Riverside Inverclyde (Property Holdings) Limited | Administrative & support | 2007 |
| RJG Electrical & Property Services Ltd | Construction | 2026 |
| RME 88 Property Ltd | Real estate | 2025 |
| Robert Macfarlane Contractors Limited | Real estate | 2009 |
| Robmar Ltd | Construction | 2017 |
| Rocco Retail Ltd | Wholesale & retail | 2018 |
| Rodger Build 2025 Limited | Extraterritorial | 2025 |
| Rodger Group Holdings Limited | Real estate | 2018 |
| Rodger Group Limited | Extraterritorial | 2021 |
| Rodger Property Limited | Real estate | 2012 |
| Rodtec Limited | Professional & scientific | 2014 |
| Rojoe Properties Limited | Other services | 2023 |
| Rope Access Technical Services Ltd | Construction | 2004 |
| Rope Monkey Fabrications Ltd | Construction | 2016 |
| RS Promo Ltd | Hospitality | 2026 |
| RS Properties Inverclyde Limited | Real estate | 2023 |
| RSP OFF Grid Adventure Centre C.I.C. | Arts & recreation | 2022 |
| RSP Property Management Ltd | Real estate | 2022 |
| Rspm Holdings Ltd | Financial services | 2024 |
| RSS Mechanical Ltd | Professional & scientific | 2018 |
| Rubble Shift Landscaping Ltd | Administrative & support | 2024 |
| Rubble Shift Ltd | Administrative & support | 2023 |
| Rush Welding Services Limited | Other services | 2019 |
| RWF Installations Limited | Construction | 2017 |
| S & S Property Management (Scotland) Limited | Real estate | 2000 |
| S & SB Properties Ltd | Financial services | 2017 |
| S Mcgartland Limited | Other services | 2017 |
| S&A Groceries Limited | Wholesale & retail | 2023 |
| S&S Prime Holdings Ltd | Real estate | 2025 |
| S. Johnston Joiners & Building Contractors Limited | Construction | 2026 |
| S.S.C.K. Limited | Professional & scientific | 2017 |
| SA1 Retail Ltd | Wholesale & retail | 2019 |
| Sabiyou Ltd | Education | 2025 |
| Sabtec Ltd | Wholesale & retail | 2019 |
| Safe Harbour Academy Ltd | Health & social care | 2019 |
| Safe Harbour Inverclyde | Health & social care | 2007 |
| Safwa Advisory Ltd | Professional & scientific | 2025 |
| Sahi & Family Ltd | Wholesale & retail | 2025 |
| Sahi Grocers Ltd | Wholesale & retail | 2025 |
| Samgail Hvac Solutions Ltd | Construction | 2026 |
| Sana Traders Ltd | Wholesale & retail | 2020 |
| Saveheat Glass Limited | Manufacturing | 2017 |
| Saveheat Group Limited | Construction | 2016 |