| Patiseria Dumitru Ltd | Manufacturing | 2022 |
| Patisserie Gate Limited | Transport & logistics | 2014 |
| Patm Ltd | Transport & logistics | 2024 |
| Patonfair Properties Limited | Real estate | 2019 |
| Patraa Solutions Limited | Health & social care | 2024 |
| Patrick Dawson Locum Ltd | Wholesale & retail | 2026 |
| Patrick Plumbing and Heating Ltd | Construction | 2020 |
| Patriot Doors Ltd | Manufacturing | 2025 |
| Patryk Peterborough Handyman Ltd | Construction | 2024 |
| Patsat Ltd | Wholesale & retail | 2019 |
| Patsey Ltd | Real estate | 2020 |
| Pattar Solutions Ltd | Construction | 2022 |
| Paul Barlow Electrical Services Limited | Construction | 2022 |
| Paul Cordiner Ltd | Transport & logistics | 2017 |
| Paul Heyes Computerised Book Keeping Services Limited | Administrative & support | 2009 |
| Paul James OLE Consultants Limited | Administrative & support | 2013 |
| Paul Keogh Ltd | Professional & scientific | 2020 |
| Paul Lunn Architectural Limited | Professional & scientific | 2022 |
| Paul Parsons Properties Limited | Real estate | 2020 |
| Paul Smith Consultants Limited | Professional & scientific | 2010 |
| Paul Telecom Ltd | Information & communication | 2026 |
| Paul Townsin Ltd | Information & communication | 2013 |
| Paula Oyinkan Co. Ltd | Information & communication | 2023 |
| Pauleys Property Services Limited | Other services | 2021 |
| Paulstaintonmedia Ltd | Information & communication | 2013 |
| Pause Productions Limited | Information & communication | 2019 |
| PAV Installation Ltd | Construction | 2012 |
| Pave Direct Limited | Manufacturing | 2010 |
| Pavel Iordache Trans Limited | Transport & logistics | 2016 |
| Pavilion Accountancy Ltd | Professional & scientific | 2012 |
| Pavilion Group Limited | Manufacturing | 1999 |
| Pavilions (Loughborough) Management Company Limited | Households | 2003 |
| Pavilions West Management Company Limited | Real estate | 2010 |
| Paving & Transport Ltd | Transport & logistics | 2016 |
| Pavo-Heat Ltd | Construction | 2023 |
| Pavoci Limited | Wholesale & retail | 2020 |
| PAW Valley Ltd | Wholesale & retail | 2024 |
| Pawel 1 Ltd | Transport & logistics | 2018 |
| Pawel J Samusz Ltd | Education | 2025 |
| Pawel Michalak Ltd | Transport & logistics | 2020 |
| Pawel PL Trans Ltd. | Transport & logistics | 2018 |
| Pawel&Jaspal Ltd | Wholesale & retail | 2019 |
| Paws and Retreat Limited | Hospitality | 2024 |
| Paws Retreat Ltd | Other services | 2014 |
| Pawsome Snax Limited | Wholesale & retail | 2023 |
| Paxton Projects Limited | Construction | 2025 |
| PAY Data Limited | Professional & scientific | 1998 |
| PAY JAZ Limited | Real estate | 2005 |
| PAY the Reaper Ltd | Arts & recreation | 2025 |
| Payadvice Ltd | Administrative & support | 2019 |
| Payas Coffee Company Ltd | Manufacturing | 2026 |
| Paye.Network Ltd | Professional & scientific | 2019 |
| Paygrade Limited | Professional & scientific | 2014 |
| Payhold Ltd | Administrative & support | 2021 |
| Paymyevery Limited | Other services | 2021 |
| Paymymeal Ltd | Hospitality | 2020 |
| Paypak Ltd | Financial services | 2024 |
| PB Business Solutions Ltd | Administrative & support | 2017 |
| PB Food Logistics Ltd | Manufacturing | 2024 |
| PB Group Investment Limited | Financial services | 2025 |
| PB Newholdco Limited | Financial services | 2025 |
| PB Prime Finishes Ltd | Construction | 2026 |
| PB Remlab Ltd | Real estate | 2025 |
| PBL Finance Ltd | Financial services | 2025 |
| Pboro Car Sale Ltd | Wholesale & retail | 2026 |
| Pborough Dice Ltd | Hospitality | 2025 |
| Pborough Properties Ltd | Real estate | 2023 |
| PBT Solutions Ltd | Transport & logistics | 2025 |
| PC Image (Peterborough) Limited | Information & communication | 2005 |
| PC Part Land Ltd | Wholesale & retail | 2025 |
| Pc&G Creator Ltd | Professional & scientific | 2022 |
| PCA Logistics Ltd | Transport & logistics | 2019 |
| Pcam Limited | Administrative & support | 2026 |
| Pccg Ltd | Real estate | 2009 |
| PCH Integration Services Ltd | Real estate | 2018 |
| Pcin Group Limited | Information & communication | 2025 |
| PCL Peterborough Limited | Real estate | 2024 |
| Pcmet Ltd | Education | 2020 |
| Pcml Group Ltd | Public administration | 2018 |
| PCR Preston Properties Limited | Real estate | 2017 |
| PCS Exterior Cleaning Ltd | Administrative & support | 2025 |
| Pcsthorpe Window Cleaning Ltd | Administrative & support | 2026 |
| Pda&Co Properties Limited | Agriculture & fishing | 2025 |
| PDG Architects Limited | Professional & scientific | 2009 |
| PDI (Europe) Limited | Manufacturing | 1999 |
| PDI Cars Ltd | Transport & logistics | 2018 |
| PDK Installations Ltd | Construction | 2023 |
| PDL (Eastlands 3) Limited | Construction | 2017 |
| PDL Inc Holdings Ltd | Information & communication | 2026 |
| PDM Motor Spares Ltd | Wholesale & retail | 2012 |
| PDO Electrical Limited | Construction | 2010 |
| PDP Holdings Limited | Professional & scientific | 2026 |
| PDP Security Services Ltd | Administrative & support | 2019 |
| Pdprops Ltd | Real estate | 2021 |
| Pduk Holdings Limited | Real estate | 2022 |
| PE Developments (East ) Ltd | Hospitality | 2023 |
| PE Food & Wine Ltd | Wholesale & retail | 2019 |
| PE1 Pizza Ltd | Hospitality | 2023 |
| PE9 Electrical Services Ltd | Construction | 2026 |
| PEA POD Contracts Limited | Professional & scientific | 2012 |