| Pramukh Payroll Limited | Professional & scientific | 2025 |
| Pranavi Private Limited | Wholesale & retail | 2018 |
| Prawn Theory Northampton Ltd | Hospitality | 2026 |
| Praze Properties LLP | | 2005 |
| Prc&Co Services Ltd | Construction | 2022 |
| Precious Care Ltd | Administrative & support | 2020 |
| Precious Hope Care Ltd | Health & social care | 2025 |
| Precious Social Care Limited | Health & social care | 2014 |
| Precious-Michelle@Rossy Ltd | Administrative & support | 2014 |
| Precision Care & Cleaning Ltd | Health & social care | 2021 |
| Precision Control & Automation Ltd | Manufacturing | 2018 |
| Precision Electric Contractors & Engineers Ltd. | Construction | 2010 |
| Precision Electrical Installations Limited | Construction | 2025 |
| Precision Industrial Mechanical Installations Ltd | Manufacturing | 2018 |
| Precision Industries Ltd | Financial services | 2018 |
| Precision Panel Building Ltd | Manufacturing | 2018 |
| Precision Periop MED Ltd | Information & communication | 2026 |
| Precision Plumbing Ltd | Construction | 2021 |
| Precision Signs Limited | Manufacturing | 2011 |
| Precision Welding (Northants) Limited | Professional & scientific | 2017 |
| Precision Wood Services Ltd | Other services | 2008 |
| Predav Ltd | Health & social care | 2022 |
| Predictive Modelling Limited | Professional & scientific | 2005 |
| Preekel Construction Services Limited | Construction | 2014 |
| Preeminent Property Ltd | Real estate | 2024 |
| Preet Builders & Gardners Ltd | Construction | 2021 |
| Preferred Property and Consultancy Group Ltd | Real estate | 2023 |
| Premier CAD Solutions Ltd | Professional & scientific | 2009 |
| Premier Capital Finance Ltd | Financial services | 2025 |
| Premier Care Service and Holdings Ltd | Health & social care | 2024 |
| Premier Carpet Cleaning N Ltd | Administrative & support | 2023 |
| Premier House Limited | Construction | 2015 |
| Premier Mind Fitness Limited | Administrative & support | 2008 |
| Premier Paint Ltd | Wholesale & retail | 2017 |
| Premier Paint Refinishers Ltd | Wholesale & retail | 2026 |
| Premier POS Limited | Wholesale & retail | 2022 |
| Premier Ranges Limited | Wholesale & retail | 1997 |
| Premier Thoroughbred Racing Limited | Arts & recreation | 2017 |
| Premier Transport & Logistics UK Ltd | Transport & logistics | 2021 |
| Premiera Ltd | Wholesale & retail | 2017 |
| Premiere Dame Look Limited | Financial services | 2016 |
| Premiershine Limited | Administrative & support | 2025 |
| Premis Construct Ltd | Construction | 2018 |
| Premium Blinds and Shutters Limited | Wholesale & retail | 2021 |
| Premium Business Services Ltd | Administrative & support | 2019 |
| Premium Couriers Ltd | Transport & logistics | 2022 |
| Premium Group Global Ltd | Wholesale & retail | 2025 |
| Premium Warehousing Limited | Transport & logistics | 2006 |
| Prenidesh Limited | Health & social care | 2015 |
| Preparing Pathways Ltd | Health & social care | 2025 |
| Prepproz Ltd | Wholesale & retail | 2025 |
| Preps Limited | Wholesale & retail | 2007 |
| Prescon Ltd | Construction | 2024 |
| Presidio Consulting Limited | Education | 2010 |
| Press Ironing Ltd | Other services | 2018 |
| Pressure Control Solutions Limited | Wholesale & retail | 2015 |
| Prestfold Financial Limited | Professional & scientific | 2000 |
| Prestige Brickwork Contractors Ltd. | Construction | 1995 |
| Prestige Car Sales Limited | Wholesale & retail | 2019 |
| Prestige Deliveries UK Ltd | Transport & logistics | 2025 |
| Prestige Electrical Contractors Ltd | Professional & scientific | 2010 |
| Prestige Fits Ltd | Wholesale & retail | 2025 |
| Prestige for MEN Ltd | Other services | 2022 |
| Prestige for Your Home Ltd | Construction | 2015 |
| Prestige Glazing Services Ltd. | Manufacturing | 1995 |
| Prestige Hygiene UK Ltd | Administrative & support | 2025 |
| Prestige Influence Ltd | Professional & scientific | 2025 |
| Prestige Landscapes Northants LLP | | 2017 |
| Prestige Lane Ltd | Hospitality | 2019 |
| Prestige Roofing (Northampton) Limited | Construction | 2015 |
| Preston Deanery Properties Limited | Extraterritorial | 2004 |
| Preston Hedges Trust | Education | 2012 |
| Pretty Prints Ltd | Wholesale & retail | 2020 |
| Pretty Rude Ltd | Professional & scientific | 2026 |
| Preview Travel Limited | Professional & scientific | 2009 |
| Preview Travel U.S. LLP | | 2012 |
| Previously Cherished Furniture LP | | 2017 |
| Prewco Limited | Financial services | 2018 |
| PRG Resin Bound & Landscaping Ltd | Administrative & support | 2025 |
| Price Wise Marketing Ltd | Administrative & support | 2025 |
| Priceless Motors Limited | Wholesale & retail | 2017 |
| Pride & Joy Autos Ltd | Wholesale & retail | 2018 |
| Pride Property Lets Limited | Real estate | 2000 |
| PRIESTMANK9SERVICES Ltd | Other services | 2026 |
| Priferential Group Limited | Financial services | 2026 |
| Prigmore Prints Ltd | Wholesale & retail | 2026 |
| Priha Ltd | Wholesale & retail | 2026 |
| Prim&Proper Properties Ltd | Real estate | 2020 |
| Prima Accounts Ltd | Professional & scientific | 2017 |
| Prima Engineering Solutions Limited | Professional & scientific | 2018 |
| Primal Fitness Hub Ltd | Arts & recreation | 2015 |
| Primarius Sales and Engineering Ltd | Manufacturing | 2000 |
| Prime Angels UK Limited | Real estate | 2020 |
| Prime Auto Care Solutions UK Ltd | Wholesale & retail | 2026 |
| Prime Backpackers Ltd | Real estate | 2018 |
| Prime Capital Ventures Ltd | Real estate | 2021 |
| Prime Care Group Limited | Health & social care | 2026 |
| Prime Circuit Ltd | Wholesale & retail | 2026 |
| Prime Commodities (UK) Limited | Professional & scientific | 2003 |
| Prime Dental Care Limited | Health & social care | 2010 |