| Remote Properties 2100 (B) Limited | Professional & scientific | 2001 |
| Remote Properties 2200 (a) Limited | Professional & scientific | 2001 |
| Remote Properties 2200 (B) Limited | Professional & scientific | 2001 |
| Rems Contractors Ltd | Agriculture & fishing | 2025 |
| Renshaw Development Estates Limited | Real estate | 2025 |
| Residential & Industrial Developments Limited | Real estate | 1997 |
| Resilient Minds Education Ltd | Education | 2024 |
| Resinous Castings Yorkshire Ltd | Manufacturing | 2014 |
| Resourcenergy Ltd | Construction | 2022 |
| Retreats by the Sea Limited | Real estate | 2025 |
| Revelium & Care Ltd | Health & social care | 2019 |
| RF Racing Limited | Agriculture & fishing | 2002 |
| Rice and Spice Scarborough Limited | Hospitality | 2026 |
| Richard Booth Wealth Management Limited | Financial services | 2012 |
| Richard Jacomb Limited | Wholesale & retail | 2006 |
| Richard Nutt Electrical Limited | Construction | 2026 |
| Richard Thraves Joinery Limited | Manufacturing | 2003 |
| Ride Around Ltd | Transport & logistics | 2024 |
| Rinko Ltd | Information & communication | 2026 |
| Riovanna Hospitality Ltd | Hospitality | 2026 |
| Ripples Yorkshire CIC | Education | 2025 |
| Rise and Shine Runners Community Interest Company | Health & social care | 2025 |
| Rising Builders Limited | Professional & scientific | 2007 |
| Rising Sun Motorcycles Limited | Wholesale & retail | 2011 |
| Riskr Ltd | Administrative & support | 2015 |
| Rison Software Limited | Information & communication | 2017 |
| Ritenga Design Limited | Professional & scientific | 1997 |
| RJ & R Marley Limited | Agriculture & fishing | 2014 |
| RJ Business Coaching Limited | Professional & scientific | 2013 |
| RJ Mobile Auto Services Ltd | Wholesale & retail | 2019 |
| RJH Portfolio Ltd | Construction | 2025 |
| RJS Associates Limited | Professional & scientific | 2009 |
| RJT Homes Ltd | Real estate | 2019 |
| Rlsa Ltd | Hospitality | 2023 |
| Rnet Solutions Ltd | Information & communication | 2025 |
| ROB Ellerton (Financial Adviser) Limited | Financial services | 2014 |
| ROB Forster Services Ltd | Construction | 2021 |
| ROB Shaw Consulting Limited | Professional & scientific | 2017 |
| Rob's Tattoo Studio Limited | Other services | 2002 |
| Robert Beaumont Associates Limited | Administrative & support | 2005 |
| Roberts Funerals Limited | Other services | 2022 |
| Robinson's Pallet Supplies Ltd | Other services | 2014 |
| Robinson's Property Maintenance Limited | Other services | 2012 |
| Rocam Safety Ltd | Administrative & support | 2010 |
| Rock Chops Business Consulting Ltd | Professional & scientific | 2015 |
| Rock Chops Limited | Real estate | 2012 |
| Rockery Developments Limited | Construction | 2006 |
| Rocketlines Ltd | Arts & recreation | 2025 |
| Rockhopper Coffee Limited | Wholesale & retail | 2010 |
| Rocklea Holdings Limited | Real estate | 2025 |
| Rocky & Maz's Limited | Wholesale & retail | 2003 |
| Roebuck Electrical Contractors Ltd | Construction | 2023 |
| Roger Macdonald Consultancy Limited | Professional & scientific | 2008 |
| Roma Consulting Ltd | Education | 2007 |
| Romech Spiral Systems Limited | Manufacturing | 1998 |
| Ronald Coates (Farms) Limited | Financial services | 1975 |
| Roofcare Northern (Yorkshire) Ltd | Wholesale & retail | 2018 |
| Rooms Design Studio Ltd | Wholesale & retail | 2013 |
| Roosters Resin Bound Ltd | Construction | 2025 |
| Rope Access Inspection Services Ltd | Professional & scientific | 2014 |
| ROS Grime Shellfish Ltd | Hospitality | 2015 |
| Rosa Alba Limited | Professional & scientific | 2022 |
| Rose Creative Ltd | Arts & recreation | 2025 |
| Rose Thornton Ltd | Households | 2022 |
| Rosedale Fishery Limited | Professional & scientific | 2013 |
| Rosedale Operations Ltd | Administrative & support | 2013 |
| Roseham Limited | Real estate | 2017 |
| Roseshairs Ltd | Other services | 2026 |
| Rosevale Court Limited | Households | 2005 |
| Rosewood Dental Clinic Limited | Health & social care | 2015 |
| Rosh Jewellers Limited | Wholesale & retail | 2012 |
| Rosnet Limited | Real estate | 1983 |
| Rowan Tree Garden Design Limited | Administrative & support | 2010 |
| Rowley Roofing Services Limited | Construction | 2024 |
| Rowntree Lodge Ltd | Hospitality | 2020 |
| Rowntree Players Limited | Arts & recreation | 2015 |
| Roxby Limited | Real estate | 2025 |
| Royal Sands (Scarborough) Management Company Limited | Households | 2003 |
| Royal York Apartments Management Company Limited | Households | 2004 |
| RR Engineering Limited | Manufacturing | 2000 |
| RR Engineering Trustees Limited | Administrative & support | 2023 |
| RST Logistics Limited | Transport & logistics | 2011 |
| RT Cost Consultancy Ltd | Professional & scientific | 2026 |
| RTR Construction Ltd | Real estate | 2021 |
| Rubiks Paint and Body Ltd | Wholesale & retail | 2021 |
| Rubrik Homes Limited | Construction | 2006 |
| Ruby Estates (Yorkshire) Ltd | Construction | 2020 |
| Rubycot Limited | Construction | 2016 |
| Rural Accounting Ltd | Professional & scientific | 2026 |
| Russells Mini Mart Limited | Wholesale & retail | 2005 |
| Ruswarp Management Company Ltd | Households | 2019 |
| Ruswarp Mill Management Company Limited | Households | 1990 |
| RVR (UK) Ltd | Wholesale & retail | 2014 |
| RWO Properties Limited | Real estate | 2024 |
| Rybar Ltd | Hospitality | 2019 |
| Ryedale Burner Services Limited | Construction | 2005 |
| Ryedale Dental Healthcare Clinic & Implant Centre Limited | Health & social care | 2010 |
| Ryedale Timber & Pet Homes Ltd | Wholesale & retail | 2021 |
| Rymc Ltd | Wholesale & retail | 2023 |
| Rymer Groundworks Limited | Administrative & support | 2025 |