| RKH Design Consultancy Ltd | Professional & scientific | 2026 |
| Rkrt Dunskeig Limited | Health & social care | 2022 |
| RL Holdings (Scotland) Ltd | Real estate | 2012 |
| RL Management Consulting Ltd | Professional & scientific | 2022 |
| RL Medico-Legal Ltd | Health & social care | 2014 |
| RLB Taxis Ltd. | Professional & scientific | 2001 |
| RLC Media L.P. | | 2016 |
| RLH DEV Co Ltd | Construction | 2023 |
| RLM Creative Ltd | Wholesale & retail | 2014 |
| RLR Homes Limited | Real estate | 2023 |
| RLT Continental LP | | 2014 |
| RM Capital Markets Limited | Financial services | 2010 |
| RM Contracting Limited | Professional & scientific | 2025 |
| RM Development Group LP | | 2016 |
| RM Investment Management Ltd | Extraterritorial | 2011 |
| RM Legal Limited | Health & social care | 2019 |
| RM OMA Limited | Financial services | 2019 |
| RM Regulatory Services Limited | Health & social care | 2020 |
| RM SLP, L.P. | | 2007 |
| Rmak Ltd | Other services | 2020 |
| RMB Holdings Scotland Ltd | Financial services | 2025 |
| Rmbco Ltd | Professional & scientific | 2026 |
| RMC AF2 Limited | Financial services | 2015 |
| RMC Capital LP | | 2018 |
| RMC EST1875 Ltd | Wholesale & retail | 2023 |
| RMC Explorations Limited | Mining & quarrying | 1960 |
| RMC Power Solutions Ltd | Construction | 2024 |
| RMC Russell Limited | Professional & scientific | 1925 |
| RMC Taxis Ltd. | Transport & logistics | 2016 |
| RMF Lifting Limited | Mining & quarrying | 2013 |
| Rmfx Limited | Financial services | 2010 |
| RMG Orthopaedics Ltd. | Other services | 2018 |
| RMH Enterprises Ltd | Professional & scientific | 2020 |
| RMH Holdings Ltd | Financial services | 2021 |
| RMJ Building Contractors Ltd | Construction | 2018 |
| Rmjm Scotland Limited | Professional & scientific | 1986 |
| Rmjm Sport Ltd | Extraterritorial | 2010 |
| RMK (Scotland) Limited | Wholesale & retail | 1991 |
| RML Investments LP | | 2012 |
| RMM Associates Limited | Professional & scientific | 2020 |
| Rmng Ltd | Administrative & support | 2020 |
| RMR Barbers Ltd | Other services | 2025 |
| Rmst Ltd | Hospitality | 1997 |
| RMT Equipment L.P. | | 2011 |
| RN Company Services Limited | Administrative & support | 2021 |
| RN Cutts Ltd | Extraterritorial | 2012 |
| RNA Edinburgh Limited | Real estate | 2025 |
| RNF Group LP | | 2017 |
| RNJ Capital Limited | Other services | 2020 |
| RNK Property & Investments Ltd | Information & communication | 2025 |
| RNP Financials Limited | Professional & scientific | 2015 |
| RO C & I Lines Company LP | | 2011 |
| Road Air Courier Express Ltd. | Transport & logistics | 1998 |
| Road Construction Finance LP | | 2013 |
| Road Less Travelled Ltd | Administrative & support | 2012 |
| Roadfill Scotland Limited | Manufacturing | 2021 |
| Roadrun Communications LP | | 2014 |
| Roads Manager Ltd | Construction | 2016 |
| Roal Development LP | | 2015 |
| Roam Digital (Scotland) Ltd | Professional & scientific | 2025 |
| Roamitel LP | | 2013 |
| Roarary Ltd | Information & communication | 2025 |
| Roaring Fire Film Production Limited | Information & communication | 2001 |
| Roarr Software Ltd | Information & communication | 2023 |
| Roarrhythm Sports Ltd | Extraterritorial | 2026 |
| ROB Anderson Illustration Limited | Arts & recreation | 2015 |
| ROB Chell Consultancy Ltd. | Education | 2012 |
| ROB G BT Ltd | Professional & scientific | 2018 |
| ROB KAY Construction Ltd | Construction | 2026 |
| ROB Knight Limited | Professional & scientific | 2002 |
| ROB ROY Impex LP | | 2012 |
| Robb Consulting Limited | Professional & scientific | 2015 |
| Robb Holdco Limited | Financial services | 2025 |
| Robb Holdings Limited | Financial services | 2024 |
| Robb Property Portfolio Ltd | Real estate | 2021 |
| Robb Reinstatement Limited | Construction | 2002 |
| Robb-Ward Property Ltd | Construction | 2026 |
| Robbt Limited | Other services | 2022 |
| Robby Jackson Services Limited | Real estate | 2024 |
| Robena LP | | 2016 |
| Robert Adamson Hair Design Ltd. | Other services | 2003 |
| Robert Anthony Jewellers Gyle Ltd | Wholesale & retail | 2018 |
| Robert Burns Live Ltd. | Arts & recreation | 2003 |
| Robert Gaskin Downhole Solutions Limited | Manufacturing | 2022 |
| Robert Houston & Sons Limited | Transport & logistics | 2006 |
| Robert Kerr Taxis Limited | Professional & scientific | 1998 |
| Robert Levick Limited | Administrative & support | 2020 |
| Robert Malcolm Tennant Walker Ltd | Extraterritorial | 2024 |
| Robert Matthew Emea Limited | Financial services | 2018 |
| Robert Matthew Johnson Marshall Limited | Financial services | 2018 |
| Robert Peden EYE Surgery Limited | Health & social care | 2022 |
| Robert Reid Joinery & Building Limited | Construction | 2009 |
| Robert S Turnbull Limited | Real estate | 1989 |
| Robert Stocks & Company Limited | Real estate | 1931 |
| Robert the Spruce Ltd | Construction | 2021 |
| Robert Woods Ltd | Other services | 2025 |
| Robert Young (Kelso) Ltd | Extraterritorial | 2006 |
| Robert Young Services Ltd | Professional & scientific | 2017 |
| Roberto & Sons Ltd | Hospitality | 2014 |
| Roberts Properties (Scotland) Limited | Administrative & support | 2003 |