| Raiths Farm Properties Limited | Real estate | 2004 |
| RAJ Property Limited | Real estate | 2024 |
| Rake IT Limited | Hospitality | 2024 |
| Rala Property Ltd | Real estate | 2024 |
| Ralph a. OGG and Partners Limited | Administrative & support | 2007 |
| Ralphwood Consulting Ltd | Professional & scientific | 2026 |
| RAM Dent Ltd | Health & social care | 2019 |
| RAM Subsea Limited | Other services | 2023 |
| RAM Tubulars Holdings Limited | Financial services | 2023 |
| RAM Tubulars Scotland Limited | Wholesale & retail | 1995 |
| Ramak Limited | Wholesale & retail | 2019 |
| Ramin Najd Ltd. | Wholesale & retail | 2022 |
| Ramisa Traders Ltd | Hospitality | 2021 |
| Ramjam Music Co. Aberdeen Limited | Wholesale & retail | 2016 |
| Ramo Kebab Ltd | Hospitality | 2026 |
| Ramoro Ltd | Professional & scientific | 2026 |
| Ramsay Chalmers Limited | Professional & scientific | 2000 |
| Ramsay Investments Limited | Real estate | 2023 |
| Ramsay Marr Design Limited | Professional & scientific | 1995 |
| Ramsay Research Solutions Ltd | Professional & scientific | 2025 |
| Rana (S) GP Limited | Real estate | 2008 |
| Rana 3 (S) GP LLP | | 2013 |
| Rana 4 (S) GP LLP | | 2019 |
| Randa Limited | Hospitality | 2007 |
| Range Energy Partners Ltd | Construction | 2025 |
| Rankin Dental Limited | Health & social care | 2025 |
| Rannoch Aviation Ltd | Professional & scientific | 2025 |
| Raoli Limited | Professional & scientific | 2024 |
| Rapa NUI LP | | 2013 |
| Rape Crisis Grampian | Other services | 2006 |
| Raphael Auto Ltd | Wholesale & retail | 2026 |
| Rapid Roof Repairs & Property Maintenance Ltd | Construction | 2024 |
| Rapido Taxi Limited | Transport & logistics | 2017 |
| Rapport Tattoo Limited | Arts & recreation | 2006 |
| Raptor Data Limited | Professional & scientific | 2011 |
| Rare Knot Ltd | Wholesale & retail | 2024 |
| Raropeaccess Ltd | Construction | 2023 |
| RAS Photo Ltd | Professional & scientific | 2015 |
| Rascal Enterprises of Aberdeen Limited | Professional & scientific | 2008 |
| Rashguards Ltd | Manufacturing | 2018 |
| Rasmef Services Ltd | Mining & quarrying | 2016 |
| Rattar Holdings Limited | Financial services | 2020 |
| Rattar Renewables Ltd | Energy | 2013 |
| Rattlerow Scotland Limited | Agriculture & fishing | 2013 |
| Rattray Estates Limited | Agriculture & fishing | 1986 |
| Raven Afrikulture Ltd | Arts & recreation | 2024 |
| Raven Spirits Group Limited | Manufacturing | 2017 |
| Ravenna Building Products Ltd | Administrative & support | 2019 |
| Ravenna Homes Ltd | Real estate | 2017 |
| Ravenna Plant Ltd | Administrative & support | 2023 |
| Ravenna Quarries & Concrete Products Ltd | Mining & quarrying | 2023 |
| Ravens Healthcare Limited | Health & social care | 2023 |
| Ravenscragg Limited | Administrative & support | 1999 |
| Rawaldeen Private Limited | Wholesale & retail | 2024 |
| Rawformat Ltd | Professional & scientific | 2015 |
| Raxla Ltd | Information & communication | 2024 |
| Ray's Fast Foods Ltd. | Hospitality | 2001 |
| Rayclean Aberdeen Limited | Other services | 2011 |
| Raymond Hutcheon (Aberdeen) Limited | Transport & logistics | 1975 |
| Raymond Mckay Tiling Contractors Ltd. | Construction | 2003 |
| Raymond Muirhead Logistics Ltd | Transport & logistics | 2022 |
| Razor Oiltools Limited | Administrative & support | 2020 |
| RB Mower Services Ltd | Manufacturing | 2023 |
| RB Subsea Services Ltd | Professional & scientific | 2023 |
| RBA Leisure Ltd | Hospitality | 2025 |
| RBD Bars Ltd | Real estate | 2015 |
| RBK Architecture Ltd | Professional & scientific | 2024 |
| RBM Energy Solutions Ltd | Professional & scientific | 2025 |
| RC and Company Ltd | Wholesale & retail | 2012 |
| RC Business Ltd | Professional & scientific | 2023 |
| RC Platinum Properties Ltd | Real estate | 2023 |
| RC Roofing Supplies Ltd | Wholesale & retail | 2026 |
| RC Site Services Ltd | Professional & scientific | 2022 |
| Rccm Properties Limited | Real estate | 2021 |
| Rccw LLP | | 2019 |
| Rcgjc Limited | Hospitality | 2024 |
| RCM Power Systems SAP Services Ltd | Professional & scientific | 2024 |
| RCP Advanced Technologies Ltd. | Extraterritorial | 2010 |
| Rcpat Ltd. | Extraterritorial | 2010 |
| Rcube Sigma Ltd | Professional & scientific | 2022 |
| RD Building and Maintenance Ltd | Construction | 2025 |
| RD Furnistyle Ltd | Manufacturing | 2025 |
| RD Roofing Ltd | Construction | 2024 |
| RDE Consulting Limited | Professional & scientific | 2003 |
| Rdfr Service Ltd | Transport & logistics | 2024 |
| RDS Consultancy (Aberdeen) Limited | Administrative & support | 2017 |
| Reach Coal Seam GAS Limited | Mining & quarrying | 2008 |
| Reach Energy Limited | Mining & quarrying | 2011 |
| Reach Subsea UK Ltd | Professional & scientific | 2013 |
| Reach Video Ltd | Information & communication | 2018 |
| React Electrical (Aberdeen) Ltd | Manufacturing | 2026 |
| React Electrical Solutions Ltd | Extraterritorial | 2015 |
| Reactive Downhole Tools Limited | Manufacturing | 2012 |
| Read Cased Hole Limited | Administrative & support | 2011 |
| Reaf Properties Limited | Administrative & support | 2007 |
| Real Estate Aberdeen Ltd | Real estate | 2024 |
| Realistic Realiable Ltd | Health & social care | 2022 |
| Reality Ends Ltd | Wholesale & retail | 2026 |
| Reality Mandate Limited | Manufacturing | 2024 |
| Realm Fire and Security Ltd. | Administrative & support | 2002 |