| PTS Engineering Ltd | Mining & quarrying | 2018 |
| Public Loss Adjusters (Central Scotland) Ltd. | Other services | 2019 |
| Puffblow Ltd | Wholesale & retail | 2025 |
| Pugh Investments Limited | Real estate | 2016 |
| Pulner Sales LP | | 2017 |
| Pulsar Property Ltd | Real estate | 2021 |
| Pulse Catering Equipment Limited | Manufacturing | 2011 |
| Pulse Electrical (Dundee) Limited | Manufacturing | 2006 |
| Pulse Streaming Ltd | Information & communication | 2025 |
| Pulsepay Ltd | Administrative & support | 2026 |
| Pumpherston Properties Limited | Real estate | 2016 |
| Punchr Ltd. | Wholesale & retail | 2025 |
| Punjab Spicy Foods Limited | Hospitality | 2022 |
| Punjab Tandoori House Limited | | 2016 |
| Pupwash Ltd | Administrative & support | 2025 |
| Pure H2O Cleaning Services Ltd | Administrative & support | 2026 |
| Purewifi Ltd | Information & communication | 2022 |
| Purple Ruby Ltd | Hospitality | 2018 |
| Purple Swordfish Trading Ltd | Wholesale & retail | 2023 |
| Purple Touch Cleaning Ltd | Administrative & support | 2026 |
| Puzey Solutions Ltd | Professional & scientific | 2024 |
| PW Takeaway Limited | Hospitality | 2023 |
| PWR Studios Ltd | Administrative & support | 2017 |
| PWT Consulting Ltd. | Professional & scientific | 2011 |
| Pygmalion Properties Limited | Construction | 1994 |
| PZ2 Joinery Ltd | Construction | 2019 |
| Q8 Accounting Limited | Professional & scientific | 2024 |
| Qanteen Ltd | Hospitality | 2023 |
| Qarlbo Scotland Ltd | Agriculture & fishing | 2023 |
| QAS Innovation Limited | Professional & scientific | 2015 |
| Qasad Ltd | Wholesale & retail | 2025 |
| Qavi Trading Ltd | Wholesale & retail | 2025 |
| Qavm Ltd | Wholesale & retail | 2025 |
| Qdsa Limited | Transport & logistics | 2017 |
| Qhse & Mcallister Ltd | Administrative & support | 2018 |
| QI Discovery Limited | Professional & scientific | 2012 |
| Qiming Catering Ltd | Hospitality | 2023 |
| QJ Corporation Ltd | Wholesale & retail | 2025 |
| QKS Trade Blinds Limited | Manufacturing | 2016 |
| QR 15 Ltd | Hospitality | 2025 |
| Qscot Limited | Professional & scientific | 2026 |
| Quality Ales Limited | Hospitality | 2006 |
| Quality Asbestos Services Limited | Water & waste | 2007 |
| Quality Assured Property Maintenance Limited | Construction | 2001 |
| Quality Roofing Ltd. | Construction | 1997 |
| Quantex Solutions L.P. | | 2015 |
| Quantic Designs Ltd. | Manufacturing | 2004 |
| Quantum Care Group Ltd | Administrative & support | 2024 |
| Quantum Frequency Centre (Scotland) Ltd. | Other services | 2024 |
| Quantum Frequency Centre Ltd. | Other services | 2023 |
| Quantum Safeguard Security Limited | Administrative & support | 2023 |
| Quarry Heating & Plumbing Ltd | Construction | 2025 |
| Quarryside Containers Limited | Administrative & support | 2020 |
| Quartburg Development L.P. | | 2015 |
| Quartholm Company L.P. | | 2016 |
| Quartlex Nordic L.P. | | 2015 |
| Quasimodo Property Co Ltd | Construction | 2026 |
| Quaterapp Holding LP | | 2017 |
| Quay Thesis Editor Ltd | Education | 2022 |
| Quay Weddings Limited | Hospitality | 2018 |
| Quays Advisory Ltd | Education | 2025 |
| Quechua Ltd | Construction | 2015 |
| Quercus Verde Ltd | Real estate | 2024 |
| Quest Advantage Limited | Professional & scientific | 2001 |
| Quest Precision Engineering Limited | Other services | 2017 |
| Quick Block Limited | Construction | 2013 |
| Quicktyres Mobile Ltd | Wholesale & retail | 2025 |
| Quin Solutions Ltd | Professional & scientific | 2018 |
| Quinn Andersen Commerce Ltd | Wholesale & retail | 2024 |
| Quinneys Antiques Ltd | Wholesale & retail | 2026 |
| Quinta Kamado Limited | Wholesale & retail | 2015 |
| Quiver Limited | Information & communication | 1988 |
| Quorrasoft Limited | Other services | 2017 |
| QW Joinery Ltd | Construction | 2026 |
| QXC Marketing Ltd | Professional & scientific | 2025 |
| R & a Joinery Limited | Construction | 2017 |
| R & D Couriers Inverness Ltd | Transport & logistics | 2014 |
| R & D Ecology Limited | Other services | 2021 |
| R & J Property (Dundee) Limited | Real estate | 2023 |
| R & M Bearings (International) Limited | Wholesale & retail | 1990 |
| R & M Bearings International (Holdings) Limited | Wholesale & retail | 2017 |
| R & M Holdings (Scotland) Limited | Real estate | 2015 |
| R & M Landscaping Services Ltd | Administrative & support | 2016 |
| R & R Tayside Ltd | Wholesale & retail | 2015 |
| R a Contract Services Limited | Construction | 2021 |
| R a Contracts Dundee Limited | Construction | 2026 |
| R Adams Holdings Limited | Financial services | 2022 |
| R Blair Mechanical Services Limited | Wholesale & retail | 2023 |
| R C P Clark Ltd | Transport & logistics | 2025 |
| R E S Precision Engineers Limited | Manufacturing | 1984 |
| R G Painters & Decorators Limited | Construction | 2010 |
| R Grainger Inspection Ltd | Professional & scientific | 2013 |
| R H L Enterprises LLP | | 2005 |
| R M Dent (Scotland) Ltd | Health & social care | 2024 |
| R MAC Lettings Ltd | Administrative & support | 2020 |
| R N Services Ltd | Construction | 2024 |
| R R F Electrical Limited | Construction | 2010 |
| R Works Property Ltd | Households | 2024 |
| R&A Decorators Ltd | Construction | 2025 |
| R&A Offshore Ltd | Professional & scientific | 2019 |