| North Star People Associates Ltd | Professional & scientific | 2026 |
| November 59 Limited | Arts & recreation | 2010 |
| Oak Tree Homes Group Ltd | Construction | 2022 |
| Ogden Taylor Transport Ltd | Transport & logistics | 2021 |
| OKO Construction Ltd | Construction | 2025 |
| Olbison Engineering Ltd | Professional & scientific | 2026 |
| One 4 Freedom Ltd | Professional & scientific | 2025 |
| Orchard Care Services Limited | Health & social care | 2006 |
| OTC Immediate Services Ltd | Transport & logistics | 2025 |
| Outlet Outdoors Ltd | Other services | 2023 |
| Outlet Returns Ltd | Wholesale & retail | 2023 |
| Outlet Yorkshire Ltd | Wholesale & retail | 2023 |
| PAGE-2-STAGE Productions Ltd | Arts & recreation | 2009 |
| PAL Entertainments Ltd | Wholesale & retail | 2012 |
| Park Discount Ltd | Manufacturing | 2015 |
| Paul Drinkwater Sports Motorcycling Ltd | Administrative & support | 2023 |
| PD Leadership Services Ltd | Education | 2014 |
| Peak Energy Products Limited | Wholesale & retail | 2017 |
| People First Health & Wellbeing Ltd. | Health & social care | 2024 |
| Pfefer OLP Ltd | Transport & logistics | 2018 |
| Phil Hague Connections Ltd | Professional & scientific | 2017 |
| Phoenix Garden Buildings Limited | Construction | 2012 |
| PI Groups Trading UK Ltd | Wholesale & retail | 2021 |
| Pinnacle Installations Limited | Construction | 2005 |
| Pisces Swimming School Limited | Arts & recreation | 2003 |
| Pixel Floors Ltd | Arts & recreation | 2025 |
| Pizza Time & Balti House Ltd | Hospitality | 2021 |
| Pizza Time & Balti Ltd | Hospitality | 2025 |
| Pizzas Heaven Ltd | Hospitality | 2026 |
| Plasmor (Halton) Limited | Manufacturing | 1981 |
| Plasmor (Holdings) Limited | Financial services | 2021 |
| Plasmor (Property) Limited | Real estate | 2016 |
| Plasmor (Sabey Kirby) Limited | Manufacturing | 1947 |
| Plasmor Limited | Manufacturing | 1959 |
| Platform Online Management Systems Ltd | Information & communication | 2020 |
| Plumbing Connections Ltd | Administrative & support | 2011 |
| Pollard Optics Ltd | Wholesale & retail | 2018 |
| PP Travel Ltd | Transport & logistics | 2009 |
| Pretty Cool Games Ltd | Information & communication | 2024 |
| Prime Drivers Limited | Information & communication | 2015 |
| Pro-Active Storage Services Ltd | Administrative & support | 2021 |
| Pro-Hose Ltd | Manufacturing | 2024 |
| Provisioner Ltd | Information & communication | 2023 |
| Pswelding&Engineering Ltd | Manufacturing | 2012 |
| Ptexpresstransport Ltd | Transport & logistics | 2025 |
| Q Data Services Ltd | Information & communication | 2022 |
| Q Deck Safety Systems Limited | Construction | 2017 |
| Quickshipping Ltd | Professional & scientific | 2022 |
| Racca Green Fisheries Limited | Hospitality | 2025 |
| Radical Aurelia Collective Ltd | Arts & recreation | 2026 |
| Radical Optimism Limited | Real estate | 2024 |
| Radical Sportswear Ltd. | Wholesale & retail | 2019 |
| Real Life Options | Health & social care | 1992 |
| Real Life Options Services Limited | Administrative & support | 2020 |
| Realitee Golf Ltd | Wholesale & retail | 2026 |
| Red Relish Ltd | Hospitality | 2021 |
| Regency Printers Limited | Manufacturing | 2014 |
| RHE Plant Limited | Manufacturing | 2026 |
| Riverpiker Ltd | Wholesale & retail | 2017 |
| RLO Orchard Care Limited | Health & social care | 2012 |
| Robertson Couriers Ltd | Transport & logistics | 2023 |
| Rockville Residential Property Ltd | Real estate | 2026 |
| Roofex (Yorkshire) Ltd | Construction | 2025 |
| Rosa Group Holdings Ltd | Real estate | 2024 |
| Rosti Auto Ltd | Wholesale & retail | 2025 |
| Rotorvation Limited | Transport & logistics | 2021 |
| RSH Homes Ltd | Professional & scientific | 2026 |
| Ruchee Ltd | Hospitality | 2013 |
| Russell's Heavy Engineering Services Limited | Professional & scientific | 2019 |
| Russell's Machinery Inspection Services Limited | Manufacturing | 2025 |
| Ruva Care Services Ltd | Health & social care | 2026 |
| Sburdon Mechanical Services Ltd | Wholesale & retail | 2024 |
| SDM Homes LLP | | 2017 |
| SDP Welding Services Ltd | Manufacturing | 2016 |
| Sea Change Foods Ltd | Hospitality | 2018 |
| Seeds United Welding Ltd | Construction | 2025 |
| Shaftguard Golf Limited | Manufacturing | 2026 |
| Shaws Home Decor Ltd | Wholesale & retail | 2019 |
| Shef Construction Limited | Wholesale & retail | 2007 |
| Shell and Fish Ltd | Wholesale & retail | 2026 |
| Siam Inspection Ltd | Professional & scientific | 2025 |
| Simon & Christine Walker LLP | | 2016 |
| SK New & Part Worn Tyres Ltd | Wholesale & retail | 2024 |
| SLI Properties Ltd | Households | 2021 |
| SM Palladium Ltd | Transport & logistics | 2022 |
| Smljacorns Limited | Education | 2010 |
| Somnium Homes Ltd | Real estate | 2022 |
| Soteria Waste Ltd | Water & waste | 2025 |
| Specto Trans Ltd | Transport & logistics | 2025 |
| Spencers Holdings Limited | Financial services | 2025 |
| Spot on Building Services Ltd | Construction | 2017 |
| Stem Create CIC | Education | 2025 |
| Steve Wright Developments Ltd | Construction | 2019 |
| Steve Wright Ltd | Construction | 2018 |
| Stop N Shop Knottingley Ltd | Wholesale & retail | 2025 |
| Studio Synergy Ltd | Information & communication | 2025 |
| Summit Business Coaching Ltd | Professional & scientific | 2013 |
| Summit Cctv Ltd | Administrative & support | 2026 |
| SW Cosmetics & Beauty Ltd | Other services | 2018 |
| Syscada Dynamic Engineering Ltd | Information & communication | 2008 |