| Property 303 Limited | Real estate | 2025 |
| Property 4 ST Peters Church Walk Limited | Households | 2023 |
| Property ALL Safety Checks Limited | Construction | 2024 |
| Property Anna M Ltd | Households | 2023 |
| Property Artist Ltd | Hospitality | 2024 |
| Property Auctions.Com Limited | Information & communication | 2000 |
| Property Care Ltd | Real estate | 2025 |
| Property Compliance Group Limited | Administrative & support | 2025 |
| Property COX Group Ltd | Real estate | 2025 |
| Property Designed by Jonathan Saint Limited | Real estate | 2024 |
| Property Designer Ltd | Real estate | 2020 |
| Property Education Partnership Ltd | Administrative & support | 2023 |
| Property Enhancements (Midlands) Limited | Other services | 2010 |
| Property Explorer Ltd | Real estate | 2025 |
| Property Face 2 Face Ltd | Administrative & support | 2017 |
| Property Frog Limited | Construction | 2011 |
| Property Lettings Group Ltd | Real estate | 2024 |
| Property Management Nottingham Ltd | Households | 2020 |
| Property Management Service Ltd | Real estate | 2010 |
| Property Pirates Limited | Real estate | 2026 |
| Property Professionals Hub Ltd | Professional & scientific | 2020 |
| Property Rescue Services Limited | Construction | 2018 |
| Property RG Ltd | Real estate | 2024 |
| Property Serve Group Limited | Construction | 2026 |
| Property Services Global Limited | Real estate | 2025 |
| Property Smart Investments Ltd | Real estate | 2025 |
| Property Solvers Acquisitions Limited | Real estate | 2019 |
| Property Solvers Limited | Real estate | 2006 |
| Property Storey Limited | Construction | 2025 |
| Propertyco Limited | Real estate | 1996 |
| Propertypackagedeals Limited | Real estate | 2022 |
| Propertyrider Limited | Real estate | 2018 |
| Prophecyxmarketing Limited | Professional & scientific | 2025 |
| Propheris Ltd | Information & communication | 2009 |
| Proplay Elite Ltd | Administrative & support | 2024 |
| Proposition Property Ltd | Real estate | 2019 |
| Proppa Pizza Ltd | Hospitality | 2020 |
| Proprint Nottingham Limited | Manufacturing | 2016 |
| Props 4 Parties Limited | Arts & recreation | 2017 |
| Propsmark Limited | Information & communication | 2013 |
| Proquest Management Systems Limited | Professional & scientific | 2005 |
| Proriderss Ltd | Wholesale & retail | 2019 |
| Prorides Limited | Transport & logistics | 2019 |
| Prorisk Safety Management Limited | Professional & scientific | 2011 |
| Prosice Consultancy Limited | Professional & scientific | 2008 |
| Prosign Print & Production Limited | Manufacturing | 2006 |
| Proskins Ltd | Manufacturing | 2010 |
| Prospa Properties Ltd | Real estate | 2017 |
| Prospect Design & Consultancy Limited | Professional & scientific | 2023 |
| Prospect Developments (Notts) Ltd | Construction | 2013 |
| Prospect Developments Nottm Ltd | Construction | 2016 |
| Prospect Homes Holding Limited | Real estate | 2024 |
| Prospect Pilot Ltd | Professional & scientific | 2022 |
| Prospeed Holdings Limited | Financial services | 2016 |
| Prospeed Logistics Ltd | Transport & logistics | 2023 |
| Prosperatur Limited | Financial services | 2021 |
| Prosperi Architecture & Design Ltd. | Construction | 2017 |
| Prosperico Limited | Wholesale & retail | 2023 |
| Prosperity Care Solutions Ltd | Public administration | 2023 |
| Prospheris Ltd | Information & communication | 2025 |
| Prosport International Limited | Manufacturing | 2001 |
| Prosser Flooring (Pharma-Biotech) Ltd | Other services | 2017 |
| Prostellar Consulting Limited | Financial services | 2026 |
| Prosurveying Ltd | Professional & scientific | 2023 |
| Protea Consulting (NG) Ltd | Professional & scientific | 2025 |
| Protea Property NG Ltd | Real estate | 2025 |
| Protean Industrial Services Ltd | Manufacturing | 2018 |
| Proteas Service Limited | Administrative & support | 2013 |
| Protech Construction Limited | Manufacturing | 2025 |
| Protech Training Limited | Information & communication | 2024 |
| Protect'Ted Ltd | Real estate | 2024 |
| Protect, Guide & Inspired | Hospitality | 2025 |
| Protectatile Group Ltd | Manufacturing | 2019 |
| Protected Species Surveys Ltd | Administrative & support | 2025 |
| Protection Systems Group Ltd | Professional & scientific | 2023 |
| Protectus Holdings Limited | Financial services | 2026 |
| Protein Shaker Ltd | Other services | 2017 |
| Protek Engineering Ltd | Professional & scientific | 2019 |
| Proto-Hype Ltd | Wholesale & retail | 2020 |
| Protoacre Limited | Administrative & support | 1987 |
| Protohub Limited | Manufacturing | 2023 |
| Proton Electrical Contractors Limited | Construction | 2021 |
| Protop Limited | Professional & scientific | 1989 |
| Protors Ltd | Education | 2021 |
| Protx Ltd | Transport & logistics | 2026 |
| PROUD-2-LEAD CIC | Hospitality | 2022 |
| Proudley Designed Gardens Ltd | Administrative & support | 2025 |
| Proudlove Ltd | Construction | 2018 |
| Provantage Corporate Finance Limited | Financial services | 2018 |
| Provenance Investing Limited | Real estate | 2023 |
| Provenance Tapas Limited | Hospitality | 2006 |
| Provide.Guide.Protect Ltd | Public administration | 2022 |
| Providence Care Group Limited | Other services | 2024 |
| Providentia Property Ltd | Real estate | 2020 |
| Provision Healthcare Ltd | Health & social care | 2014 |
| Provision IT Limited | Information & communication | 2002 |
| Provisionary Software Ltd | Information & communication | 2026 |
| Proweb (UK) Limited | Information & communication | 1996 |
| Proweb Solutions Limited | Information & communication | 1998 |
| Proweight Limited | Manufacturing | 1988 |