| Prime Care & Domestic Services Ltd | Administrative & support | 2025 |
| Prime Esteem Group Limited | Wholesale & retail | 2026 |
| Prime Gift Limited | Wholesale & retail | 2017 |
| Prime Lift Services Limited | Manufacturing | 2023 |
| Prime OEM Ltd | Wholesale & retail | 2026 |
| Prime Supplements Ltd | Wholesale & retail | 2016 |
| Primeform Gym Ltd | Arts & recreation | 2026 |
| Primrose Creative Studios Ltd | Arts & recreation | 2024 |
| Prince-Martin Limited | Professional & scientific | 2011 |
| Print and Copy Centre Grimsby Limited | Other services | 2003 |
| Pritonia Limited | Transport & logistics | 2020 |
| PRJ HV Ltd | Construction | 2015 |
| Pro Clean Supply Ltd | Wholesale & retail | 2018 |
| Pro Habitat Homes Ltd | Real estate | 2019 |
| Pro-Byte Computers Limited | Information & communication | 1999 |
| Pro-Light Services Limited | Construction | 2001 |
| Pro-Mech Plumbing & Heating Limited | Construction | 2011 |
| Pro-Test Consultancy Ltd | Information & communication | 2011 |
| Proactive Driving Limited | Education | 2026 |
| Probably Rational Ltd. | Information & communication | 2016 |
| Procarers Limited | Administrative & support | 2019 |
| Prodrive Solutions Services Ltd | Construction | 2025 |
| Professional Cleans & Laundry Services Ltd | Administrative & support | 2021 |
| Professional Garden Maintenance Ltd | Other services | 2025 |
| Professional Smart Repair Limited | Wholesale & retail | 2011 |
| Professional Window Cleaning Services Ltd | Administrative & support | 2021 |
| Progen Design Ltd | Professional & scientific | 2025 |
| Progen Refrigeration Ltd | Manufacturing | 2022 |
| Progen Services Ltd | Construction | 2014 |
| Progressive Careers Ltd | Other services | 2008 |
| Progressive Haulage Ltd | Transport & logistics | 2021 |
| Progressive Sourcing Limited | Other services | 2011 |
| Prohas Limited | Professional & scientific | 2019 |
| Project CI Solutions Limited | Construction | 2019 |
| Project TAG Ltd | Arts & recreation | 2023 |
| Prokast Limited | Transport & logistics | 2014 |
| Promo Trade Media Ltd | Professional & scientific | 2025 |
| Proper Coffee House Margate Limited | Hospitality | 2019 |
| Proper Cornish Management Limited | Real estate | 2009 |
| Proper Property Lincolnshire Ltd | Real estate | 2023 |
| Property Capital Partners Europe Limited | Financial services | 2018 |
| Property Juice Ltd | Real estate | 2019 |
| Property Lets Limited | Real estate | 2004 |
| Property Partnership (Lincolnshire) Ltd | Real estate | 2023 |
| Property Services Surrey Ltd. | Construction | 2013 |
| Prophecy Capital Ltd | Administrative & support | 2021 |
| Proposals Bridal Room Limited | Wholesale & retail | 2017 |
| Prosafe Ltd | Professional & scientific | 2020 |
| Prospect Top Wold Limited | Agriculture & fishing | 2021 |
| Prosper Business Health Limited | Health & social care | 2013 |
| Prosperous HCA Ltd | Other services | 2016 |
| PS Mccall Limited | Transport & logistics | 2016 |
| PS News Ltd | Wholesale & retail | 2018 |
| PS Retail Limited | Wholesale & retail | 2026 |
| Psalm North Limited | Information & communication | 2023 |
| PSK Equestrian Limited | Agriculture & fishing | 2023 |
| PSS Properties (Lincolnshire) Limited | Real estate | 1996 |
| PTR Property Developments Limited | Real estate | 2020 |
| Public Consulting Ltd | Other services | 2024 |
| Published Life Inc Ltd | Information & communication | 2022 |
| Pudco Ltd | Hospitality | 2022 |
| Pungi Development Ltd | Information & communication | 2026 |
| Pungi Social Ltd | Professional & scientific | 2026 |
| Pure Driving Group Limited | Education | 2015 |
| Pure Essence Living Ltd | Wholesale & retail | 2025 |
| Pure Perfection Ltd | Administrative & support | 2024 |
| Purecare Solutions Ltd | Health & social care | 2018 |
| Purple Blue DOT Ltd | Construction | 2022 |
| Purple Foot Limited | Wholesale & retail | 2019 |
| Purple Hart Homes Limited | Households | 2019 |
| Puvora Ltd | Wholesale & retail | 2025 |
| Puzzlemood Ltd | Wholesale & retail | 2025 |
| PVL Pavel Limited | Transport & logistics | 2024 |
| PW Companies Limited | Professional & scientific | 2010 |
| PW Speed Transport Ltd | Transport & logistics | 2023 |
| PW10 Consultancy Limited | Administrative & support | 2017 |
| PWB Plumbing and Heating Services Ltd | Construction | 2017 |
| PYT Transport Ltd. | Transport & logistics | 2016 |
| QA Essentials Limited | Information & communication | 2014 |
| QDF Online Limited | Wholesale & retail | 2026 |
| Qualifab Engineering Limited | Manufacturing | 2003 |
| Qualiform Limited | Professional & scientific | 2018 |
| Quality Bathrooms of Scunthorpe Limited | Wholesale & retail | 2002 |
| Quality Engineering Supplies Ltd | Professional & scientific | 2019 |
| Quality Furnishers Limited | Wholesale & retail | 2021 |
| Quality Machining Holdings Limited | Financial services | 2024 |
| Quality Machining Services (Grimsby) Limited | Administrative & support | 1996 |
| Quality Paving Limited | Construction | 2003 |
| Quantum Secretarial Services Limited | Professional & scientific | 2003 |
| Quantumops AI Ltd | Information & communication | 2025 |
| Quay Academy & Spa Ltd | Education | 2010 |
| Quayside Social Ltd | Information & communication | 2026 |
| Queezibics Limited | Manufacturing | 2010 |
| Quest Electrical Limited | Construction | 2004 |
| Quickdealtrading Ltd | Wholesale & retail | 2025 |
| Quickvan Transport Ltd | Transport & logistics | 2025 |
| Quilla & Co (U.K.) Limited | Financial services | 2023 |
| Quintek Limited | Construction | 2005 |
| Quintessential at Healing Management Company Limited | Professional & scientific | 2018 |
| R & a Accountancy Services (Lincs) Ltd | Professional & scientific | 2013 |