| Purewater Recycling Systems Limited | Water & waste | 2024 |
| PWS Construction Limited | Financial services | 2023 |
| Pxlhs Ltd | Professional & scientific | 2018 |
| Pxlhs Properties Ltd | Real estate | 2020 |
| Quality Lettings Limited | Real estate | 2016 |
| Qualmark Limited | Real estate | 1995 |
| Quarry Drive Residents Ltd | Households | 2023 |
| Quarry View Ackworth Residents' Management Company Limited | Households | 2020 |
| Quiker Ltd | Wholesale & retail | 2024 |
| QX3 Limited | Professional & scientific | 2009 |
| R & T Leisure Limited | Hospitality | 2024 |
| R & V Homes Limited | Real estate | 2025 |
| R a & L J Thorn Transport Limited | Transport & logistics | 2002 |
| R a Cannon Ltd | Hospitality | 2018 |
| R D T Precision Optics Limited | Wholesale & retail | 2006 |
| R G Hilton & Co Limited | Professional & scientific | 2020 |
| R J Davis Limited | Professional & scientific | 2009 |
| R J P Consulting (Yorkshire) Limited | Professional & scientific | 2012 |
| R L News Ltd | Real estate | 2013 |
| R M S Concrete Plant Services Limited | Manufacturing | 2003 |
| R M S Concrete Plant Specialists Limited | Manufacturing | 2003 |
| R&D Lettings Limited | Real estate | 2018 |
| R&J Property Solutions Limited | Real estate | 2025 |
| R.D.D Fabrications Ltd | Manufacturing | 2025 |
| R.Dumba Ltd | Health & social care | 2015 |
| R.H.Fullwood & Co Limited | Construction | 1960 |
| R.M. Design Associates Limited | Real estate | 1985 |
| R.S.D. Buildings Limited | Construction | 1980 |
| RA Sustainability Ltd | Professional & scientific | 2024 |
| RACE2ROAD (UK) Ltd | Wholesale & retail | 2025 |
| Raceway Motorsport Ltd | Wholesale & retail | 2019 |
| Rack Construction Ltd | Construction | 2017 |
| Radar Spaces Limited | Hospitality | 2026 |
| Rafabastrans Ltd. | Transport & logistics | 2019 |
| Rafalukpl Ltd | Agriculture & fishing | 2022 |
| Rail Precast Limited | Manufacturing | 2025 |
| Railway Pontefract Ltd | Hospitality | 2021 |
| Rainforest Retail Ltd | Wholesale & retail | 2023 |
| Raisa Haulage Ltd | Transport & logistics | 2019 |
| RAM Rentals Limited | Real estate | 2019 |
| Ramsden Plumbing & Heating Limited | Construction | 2023 |
| Ranami Ltd | Health & social care | 2022 |
| Ranch Power Limited | Energy | 2011 |
| Rangeley Engineering Services Limited | Professional & scientific | 2026 |
| Rank One Music Academy Ltd | Education | 2025 |
| RAP Properties Darrington Limited | Real estate | 2024 |
| Rapident Limited | Health & social care | 2013 |
| Rash Leasing Ltd. | Real estate | 2013 |
| Rasp Property Solutions Ltd | Real estate | 2010 |
| Raven Deliveries Ltd | Transport & logistics | 2018 |
| Ravenworks Garage Ltd | Manufacturing | 2021 |
| Ravla Ltd | Transport & logistics | 2020 |
| RAW Engineering (2026) Ltd | Manufacturing | 2022 |
| Rawik Trans Ltd | Transport & logistics | 2025 |
| Rayyan Food and Spices Ltd | Wholesale & retail | 2026 |
| RC Traffic Ltd | Public administration | 2016 |
| RCP21 Community Interest Company | Professional & scientific | 2011 |
| RCS Property Ltd | Real estate | 2021 |
| RCW Building Solutions Ltd | Construction | 2019 |
| Rdthermal Ltd | Public administration | 2026 |
| Re-Valued CIC | Wholesale & retail | 2017 |
| Reactive Access Limited | Administrative & support | 2014 |
| Reality Check Studios Limited | Information & communication | 2023 |
| Red ANT Construction Ltd | Construction | 2022 |
| Red Chilli Featherstone Ltd | Hospitality | 2018 |
| Red Chilli WF7 Ltd | Hospitality | 2025 |
| Red Roof Centre CIC | Education | 2022 |
| Red Sourcing & Consultancy Limited | Other services | 2021 |
| RED19 Media Limited | Wholesale & retail | 2019 |
| Redhill Property Management Company Ltd | Households | 2024 |
| Redoubthousing Ltd | Real estate | 2026 |
| Reece Dickinson Training Ltd | Professional & scientific | 2018 |
| Reel Easy Productions Ltd | Information & communication | 2021 |
| Reel Results Ltd | Wholesale & retail | 2025 |
| Regalmist Properties Limited | Real estate | 2003 |
| Regional Electrical Services Ltd | Construction | 2016 |
| Regulatory Returns Limited | Administrative & support | 2013 |
| Rehoboth Homes and Development Limited | Construction | 2022 |
| Reklaw Shop Fitting Limited | Construction | 2016 |
| REL Trans Limited | Administrative & support | 2019 |
| Reliable Load Solutions Limited | Administrative & support | 2019 |
| Remapping Files Ltd | Manufacturing | 2022 |
| Rent IT Solutions Ltd | Professional & scientific | 2018 |
| Resi-Cool Ltd | Construction | 2023 |
| Resilience Multi Academy Trust | Education | 2012 |
| Resinwood Fusion Co. Ltd | Manufacturing | 2023 |
| Retail Creations Ltd | Construction | 2019 |
| Retirement on Track Ltd | Professional & scientific | 2023 |
| Reuse Glass UK Limited | Water & waste | 1998 |
| Reverse the Cycle | Arts & recreation | 2011 |
| Revobuild Limited | Construction | 2020 |
| Reward Telecoms Limited | Information & communication | 2003 |
| RF Logistic Ltd | Transport & logistics | 2022 |
| RG Counselling & Psychotherapy Ltd | Health & social care | 2002 |
| RG Flooring Contracts Ltd | Wholesale & retail | 2025 |
| RG Flooring Ltd | Wholesale & retail | 2024 |
| RG Retail Limited | Wholesale & retail | 2005 |
| RH Services (UK) Limited | Construction | 2010 |
| Riastars Ltd | Arts & recreation | 2025 |
| Rich MIX Concrete Limited | Manufacturing | 2005 |