| Northern Hawk Media Ltd | Information & communication | 2013 |
| Norton Properties (N/W) Ltd | Real estate | 2024 |
| Novello Saint Limited | Manufacturing | 2026 |
| NPS Detail Ltd | Wholesale & retail | 2026 |
| NSG Legal Services Ltd | Professional & scientific | 2024 |
| NTE Infrastructure Services Ltd | Professional & scientific | 2026 |
| Nudge Consulting Limited | Professional & scientific | 2019 |
| Nyth-Y-Wylan Golf, Spa & Bar Ltd | Arts & recreation | 2021 |
| Oaklands Management Company Limited | Households | 1992 |
| Oaks Environmental Consultants Limited | Professional & scientific | 2021 |
| Occami Ltd | Professional & scientific | 2025 |
| Offer and Bloom Ltd | Professional & scientific | 2025 |
| Old Hall Inn Limited | Hospitality | 2009 |
| Old Road Garage Limited | Wholesale & retail | 2026 |
| Oldschool Hospitality Ltd | Hospitality | 2024 |
| Oldtown Building & Development Ltd | Real estate | 2016 |
| Omnicyber Resourcing Limited | Information & communication | 2021 |
| ON Demand Software Limited | Information & communication | 2004 |
| One World Festival Limited | Other services | 2005 |
| Opel Print Services Ltd | Manufacturing | 2003 |
| Opticonsulting Limited | Professional & scientific | 2011 |
| Optimum Digital Media Limited | Extraterritorial | 2010 |
| Oracle Sports Limited | Real estate | 2009 |
| Orbit Building Solutions Limited | Construction | 2020 |
| Orqestraip Ltd | Information & communication | 2026 |
| Otterbrook Management Limited | Households | 1986 |
| P & S Lettings Limited | Real estate | 2016 |
| P W Sugden LLP | | 2016 |
| Pack Horse Inn Holdings Limited | Financial services | 2025 |
| Pack Horse Inn Limited | Hospitality | 2017 |
| PAF Consulting Limited | Information & communication | 1999 |
| Page Real Estate Ltd | Real estate | 2023 |
| Paintmaster (2000) Limited | Wholesale & retail | 2000 |
| Pak-Pro Ltd | Administrative & support | 2002 |
| Palmal Limited | Real estate | 2012 |
| Panvus Locum Services Limited | Professional & scientific | 2014 |
| Panvusta Retail Ltd. | Wholesale & retail | 2015 |
| Paperhouse Media Ltd | Administrative & support | 2019 |
| Park Drive Properties Limited | Real estate | 2004 |
| Parkhouse Law Limited | Other services | 2017 |
| Partners Knutsford Limited | Other services | 2018 |
| Passion Creates Ltd | Professional & scientific | 2020 |
| Paul Carter Audio Ltd | Professional & scientific | 2012 |
| Paul Searle Architect Ltd | Professional & scientific | 1999 |
| Paul Sutherland Reay Estate Agents Ltd | Extraterritorial | 2025 |
| PDM FCA Ltd | Professional & scientific | 2020 |
| PDS Design Services Limited | Professional & scientific | 2017 |
| Pdtc Ltd | Administrative & support | 2025 |
| Peak Assured Limited | Financial services | 2002 |
| Peak Aviation Ltd | Manufacturing | 2020 |
| Peak Bean Ltd | Manufacturing | 2015 |
| Peak Broadcast Limited | Information & communication | 2002 |
| Peak Business Advisors Limited | Professional & scientific | 2006 |
| Peak Business Development Limited | Professional & scientific | 2023 |
| Peak Couriers Ltd | Transport & logistics | 2021 |
| Peak Creative Wellness Ltd | Other services | 2025 |
| Peak Data Consulting Limited | Administrative & support | 2026 |
| Peak District Electrical Ltd | Construction | 2026 |
| Peak District Retail Limited | Wholesale & retail | 2020 |
| Peak Dog Nutrition & Wellness Ltd | Professional & scientific | 2023 |
| Peak Efficiency Limited | Wholesale & retail | 2023 |
| Peak Farm Stays Limited | Agriculture & fishing | 2025 |
| Peak Medicare Ltd | Arts & recreation | 2009 |
| Peak Motors Limited | Wholesale & retail | 2022 |
| Peak Paper UK Ltd | Wholesale & retail | 2021 |
| Peak Plant Hire Limited | Administrative & support | 2023 |
| Peak Plus Trading Ltd | Wholesale & retail | 2006 |
| Peak Property Holdings Ltd | Real estate | 2019 |
| Peak Property Services(Wkm) Limited | Construction | 2008 |
| Peak Shine Limited | Other services | 2025 |
| Peak Storage & Distribution Limited | Transport & logistics | 2003 |
| Peak Strategic Marketing Ltd | Administrative & support | 2016 |
| Peak Sustainability Ltd | Professional & scientific | 2011 |
| Peak Taylorglaze Limited | Construction | 2015 |
| Peak Technical Services Ltd | Construction | 2024 |
| Peak Thinking Limited | Professional & scientific | 2024 |
| Peak Voltage Ltd | Construction | 2024 |
| Peak Wireless Broadcasting Company Limited | Information & communication | 2021 |
| Peak Wireless Radio Limited | Extraterritorial | 2021 |
| Peak Yurts Limited | Real estate | 2021 |
| Peakfield Consultancy Ltd | Wholesale & retail | 2016 |
| Peaks Property Ltd | Real estate | 2022 |
| Pedley Property Services Limited | Construction | 2014 |
| Permanently Bard Ltd | Information & communication | 2016 |
| Persona Chauffeurs Ltd | Transport & logistics | 2024 |
| Personal Lifespace Design (2022) Limited | Construction | 2022 |
| Peter Lodge Interiors Ltd | Manufacturing | 2002 |
| Peter Richardson Estates Limited | Real estate | 2011 |
| Peter Richardsons (UK) Limited | Real estate | 2015 |
| Pgrl Ltd | Agriculture & fishing | 2015 |
| Philip Alsop Limited | Construction | 2000 |
| Pickerings Petals & Produce Ltd | Wholesale & retail | 2026 |
| Picto Visualisation Ltd | Professional & scientific | 2025 |
| Pine Hosting Ltd | Information & communication | 2021 |
| Pink Winnings Ltd | Arts & recreation | 2025 |
| Pizza Hot (Manchester) Limited | Hospitality | 2010 |
| PJM Engineers Limited | Wholesale & retail | 2018 |
| PJS Living Ltd | Hospitality | 2021 |
| Plain English Campaign Limited | Professional & scientific | 1990 |
| Plain English Commission Limited | Professional & scientific | 1994 |