| Procyon Business Systems Ltd | Information & communication | 2006 |
| Prodoto Commercial Photographic Studios Ltd | Professional & scientific | 2020 |
| Professional Sales and Leadership Training and Development Limited | Information & communication | 2019 |
| Proper Design Limited | Wholesale & retail | 2017 |
| Proxima Consultancy Ltd | Professional & scientific | 2012 |
| Prpm Ltd | Construction | 2012 |
| PS UK Holdings Limited | Financial services | 2023 |
| Psoai UN Limited | Health & social care | 2019 |
| Pulsa Engineering Ltd | Professional & scientific | 2024 |
| Purple and Red Limited | Information & communication | 2012 |
| Q.S Painter & Decorators Ltd | Construction | 2015 |
| QST 2020 Ltd | Manufacturing | 2020 |
| QST 2020 Seminars Ltd | Manufacturing | 2020 |
| Quack Rotisserie Duck Ltd | Hospitality | 2019 |
| Quantum Domestic Services Ltd | Other services | 2015 |
| Quantum Strategy and Technology Ltd | Professional & scientific | 2003 |
| Quill Cottages Ltd | Real estate | 2025 |
| R & H Murray Limited | Wholesale & retail | 2023 |
| R & S Design Bathroom Specialist Limited | Wholesale & retail | 2013 |
| R Bannister & Associates Limited | Health & social care | 2011 |
| R Holroyd & Sons Ltd. | Construction | 2013 |
| R M LEE Cellars Ltd | Construction | 2025 |
| R S Fluid Power Limited | Wholesale & retail | 2018 |
| R Stenson Holdings Limited | Financial services | 2024 |
| R Thomas Securicon Ltd | Administrative & support | 2025 |
| R Waring Building Contractors Limited | Construction | 2010 |
| R.E. Thornber Limited | Administrative & support | 1969 |
| R79 Properties Ltd | Real estate | 2023 |
| Radiance Tanning Salon UK Ltd | Other services | 2022 |
| RAM Fabrications Limited | Manufacturing | 2009 |
| Rands Holmes Ltd | Real estate | 2018 |
| Rattle CAN Games Ltd | Information & communication | 2022 |
| Raymorn Property Management Limited | Households | 2003 |
| RCI Solutions Limited | Construction | 2026 |
| RD Property (York) Ltd. | Real estate | 2021 |
| RD Rentals (York) Ltd | Real estate | 2024 |
| Really Fantastic Ltd | Wholesale & retail | 2025 |
| Redacre Mill (Halifax) Management Company Limited | Households | 2005 |
| Refrigeration Air Conditioning Engineers UK Limited | Energy | 2013 |
| Renpay Ltd | Information & communication | 2024 |
| Researchers at Crown Limited | Professional & scientific | 2000 |
| Resf Ltd. | Manufacturing | 2017 |
| Resolute Holdings Ltd | Financial services | 2020 |
| Resonaut Culture Ltd | Arts & recreation | 2025 |
| RET NO1 Ltd. | Real estate | 2016 |
| Retrofuzz Limited | Professional & scientific | 2007 |
| Return to Work Solutions Ltd | Health & social care | 2016 |
| Reverie Station Limited | Information & communication | 2025 |
| Revoplas Recycling Solutions Limited | Water & waste | 2018 |
| RH Research Limited | Professional & scientific | 2016 |
| RHG Developments Limited | Real estate | 2026 |
| Rhodes Property Ltd | Real estate | 2020 |
| Ride on Tech Consulting Ltd | Professional & scientific | 2025 |
| RKL Roofing Ltd | Construction | 2023 |
| Roadjetters.Uk Limited | Administrative & support | 2022 |
| Robert & Jenny Dutson Ltd | Manufacturing | 2012 |
| Robin Hood (Cragg Vale) Limited | Hospitality | 2021 |
| Rodley Accessway Limited | Real estate | 2022 |
| Roomroom Interiors Ltd | Wholesale & retail | 2014 |
| Round Bank Engineering Ltd | Professional & scientific | 2012 |
| Rowan and Robyn Homes Ltd | Real estate | 2024 |
| Rowan and Robyn Ltd | Real estate | 2022 |
| Rowan Miller Electrical Ltd | Construction | 2021 |
| Royd Land Ltd | Real estate | 2011 |
| Rrcr Limited | Real estate | 2025 |
| Rudd Clough Barn Limited | Agriculture & fishing | 2022 |
| Rudd Clough Ltd | Agriculture & fishing | 2016 |
| Rule of Three Productions Ltd | Information & communication | 2015 |
| RUM Punch Games Ltd | Information & communication | 2023 |
| Ryburne Property and Consultancy Ltd | Real estate | 2022 |
| S L Sound and Vision Ltd | Manufacturing | 2011 |
| S P Trade Frames Installations Ltd | Construction | 2019 |
| S P Trade Frames Ltd | Manufacturing | 2016 |
| S Rogerson Limited | Administrative & support | 2007 |
| Sabring Limited | Manufacturing | 2003 |
| Safetynet Consulting Ltd | Professional & scientific | 2026 |
| SAM Booth Holdings Limited | Financial services | 2016 |
| Sand in Your EYE Ltd | Arts & recreation | 2016 |
| Saps Global Property Group Limited | Real estate | 2018 |
| Sargar | Professional & scientific | 2019 |
| Savora Limited | Wholesale & retail | 2007 |
| Scale House Generating Co. Limited | Energy | 2014 |
| Scale House Retreats Limited | Hospitality | 2023 |
| Scavenger Labs FM C.I.C. | Education | 2018 |
| Scent Selection Ltd | Wholesale & retail | 2019 |
| Schema Therapy Services Ltd | Health & social care | 2016 |
| Science, People & Politics Limited | Extraterritorial | 2006 |
| Scruffy UK Limited | Wholesale & retail | 2004 |
| SD (Harrogate) Limited | Health & social care | 2014 |
| Sean Sunderland Joinery Limited | Construction | 2003 |
| SECUREWEB3 Ltd | Information & communication | 2023 |
| Setbray Properties (1997) Limited | Households | 1997 |
| Settle DIY Limited | Wholesale & retail | 2012 |
| SF Estates Limited | Real estate | 2013 |
| Shady 1972 Ltd | Construction | 2016 |
| Shared Harmonies C.I.C. | Arts & recreation | 2013 |
| Sharlketh Limited | Hospitality | 1973 |
| Sharma Dental Limited | Extraterritorial | 2015 |
| Sharma Dental Spa Limited | Extraterritorial | 2015 |
| Shawcroft Biomass Ltd. | Administrative & support | 2017 |