| Pioneer Hearing Care Limited | Health & social care | 2025 |
| Pioneer Hearing Centre Limited | Health & social care | 2019 |
| Pioneer Legal Solutions Ltd | Professional & scientific | 2014 |
| Pioneer Plant Ltd | Wholesale & retail | 2020 |
| Pioneer Properties (East Midlands) Ltd | Real estate | 2021 |
| Pioneering Pathway Academy Ltd | Education | 2024 |
| Pious World UK Ltd | Wholesale & retail | 2017 |
| PIP & Pebble Limited | Health & social care | 2025 |
| PIP Automotive Ltd | Wholesale & retail | 2024 |
| PIP Commercial Developments Limited | Real estate | 2007 |
| PIP Homes Limited | Construction | 2006 |
| PIP Investments Limited | Real estate | 2011 |
| PIP Vision Limited | Health & social care | 2005 |
| Pipdag Limited | Construction | 2014 |
| Piped UP (Leicester) Ltd | Construction | 2024 |
| Pipehill Endeavours Ltd | Wholesale & retail | 2015 |
| Piper-House Group Ltd | Professional & scientific | 2025 |
| Pipers Hill Development Company Ltd | Construction | 2008 |
| Pipewire Labour Support Ltd | Administrative & support | 2020 |
| Pipeworks Plumbing and Heating Services Limited | Construction | 2008 |
| Pipi Holdings Ltd | Financial services | 2026 |
| Pipi Print & Packaging Ltd | Manufacturing | 2009 |
| Pipi Properties Limited | Real estate | 2017 |
| Piping Rock UK Limited | Manufacturing | 2019 |
| Pippins Holdings Limited | Financial services | 2022 |
| Pips Homes Limited | Health & social care | 2023 |
| Piranha Products Limited | Wholesale & retail | 2024 |
| Piranie Enterprise Limited | Wholesale & retail | 1999 |
| Piranie Holdings Limited | Real estate | 2019 |
| Pirate BET Club Ltd | Transport & logistics | 2024 |
| Pirco Development Ltd | Construction | 2017 |
| Pirco Properties Ltd | Real estate | 2021 |
| Pircorp UK Ltd | Professional & scientific | 2025 |
| Pistachio Cafe Ltd | Hospitality | 2025 |
| Pitchcombe Transport Ltd | Transport & logistics | 2014 |
| Pitek-Transport Ltd | Transport & logistics | 2019 |
| Piter Autos Limited | Wholesale & retail | 2020 |
| Pitercar Ltd | Wholesale & retail | 2015 |
| Pitsea Foods Ltd | Hospitality | 2019 |
| Pivital UK Ltd | Information & communication | 2026 |
| Pivotal Retail Display Ltd | Professional & scientific | 2015 |
| Pivotal Retail Marketing Limited | Professional & scientific | 2010 |
| PIX 2 Canvas Limited | Wholesale & retail | 2013 |
| Pixel Cove Limited | Professional & scientific | 2019 |
| Pixel Forge Ltd | Professional & scientific | 2020 |
| Pixel Pixie Productions Ltd | Information & communication | 2026 |
| Pixel Primate Limited | Administrative & support | 2009 |
| Pixel This Limited | Manufacturing | 2025 |
| Pixel Wizards Ltd | Information & communication | 2018 |
| Pixelcore Interactive Ltd | Wholesale & retail | 2025 |
| Pixels and Frames Limited | Professional & scientific | 2025 |
| Pixels and INK Ltd | Professional & scientific | 2024 |
| Pixevents Photography Limited | Professional & scientific | 2023 |
| Pixie Footwear Limited | Wholesale & retail | 2011 |
| Piyal Ltd | Professional & scientific | 2026 |
| Piyu Transport Ltd | Transport & logistics | 2022 |
| Pizza Chef Limited | Hospitality | 2025 |
| Pizza Cottage (Leicester) Limited | Hospitality | 2016 |
| Pizza Cottage (R.M.) Limited | Hospitality | 2004 |
| Pizza Crunch Ltd | Hospitality | 2026 |
| Pizza Italiano Ltd | Hospitality | 2019 |
| Pizza Leicester Ltd | Hospitality | 2019 |
| Pizza Pride Limited | Hospitality | 2023 |
| Pizza Supreme of Anstey Limited | Hospitality | 2024 |
| Pizza This Limited | Hospitality | 2025 |
| PIZZA4YOU Ltd | Hospitality | 2026 |
| Pizzaland Leicester Ltd | Hospitality | 2025 |
| Pizzas Hub Ltd | Hospitality | 2024 |
| Pizzas Hub Trading Ltd | Hospitality | 2026 |
| PJ Byrne Services Ltd | Professional & scientific | 2005 |
| PJ Couriers Limited | Information & communication | 2005 |
| PJ Flat Roofing Ltd | Construction | 2024 |
| PJ Global Consultancy Ltd | Professional & scientific | 2022 |
| Pjama Marketing Ltd | Professional & scientific | 2020 |
| PJB Solutions (Leic) Ltd | Construction | 2024 |
| PJB Solutions Limited | Wholesale & retail | 2006 |
| PJC Consulting (UK) Limited | Administrative & support | 2009 |
| Pjdc Selling Ltd | Wholesale & retail | 2025 |
| PJH A&M Limited | Wholesale & retail | 2021 |
| PJH Consultancy Services (UK) Limited | Professional & scientific | 2014 |
| PJH Sexual Health (UK) Limited | Health & social care | 2020 |
| PJI Leading Edge Ltd | Professional & scientific | 2024 |
| PJL Construction (Leicester) Limited | Construction | 2024 |
| PJO Automation Limited | Manufacturing | 2023 |
| PJP Rentals Ltd | Real estate | 2025 |
| PJR Holdings Limited | Financial services | 2019 |
| PJT Systems Ltd | Information & communication | 2025 |
| PK & M Ltd | Financial services | 2023 |
| PK & SON Empire Ltd | Real estate | 2024 |
| PK (Prabhu Krupa) Ltd | Wholesale & retail | 2021 |
| PK Assets Limited | Administrative & support | 2026 |
| PK Automotive Leicester Ltd | Wholesale & retail | 2018 |
| PK Facilities Services Ltd | Administrative & support | 2026 |
| PK Info Ltd | Information & communication | 2026 |
| PK Models & Performers Agency Limited | Administrative & support | 2013 |
| PK Models & School Limited | Arts & recreation | 2011 |
| PK Plastering Ltd | Construction | 2016 |
| PK Portfolio Limited | Real estate | 2022 |
| PK Pubs Limited | Hospitality | 2025 |
| PK Sanga Ltd | Real estate | 2024 |