| Parker Photos Limited | Professional & scientific | 2022 |
| Parking Awareness Services Limited | Transport & logistics | 2011 |
| Parkstone (2024) Ltd | Wholesale & retail | 2024 |
| Parkstone Advisory Limited | Professional & scientific | 2014 |
| Parkstone Anaesthetic Services Limited | Health & social care | 2013 |
| Parkstone Bay Cafe Limited | Hospitality | 2008 |
| Parkstone Bay Marina Limited | Professional & scientific | 1999 |
| Parkstone Bay Yachts Limited | Wholesale & retail | 2004 |
| Parkstone Chandlery Limited | Wholesale & retail | 2025 |
| Parkstone Dental Practice Limited | Health & social care | 2011 |
| Parkstone Estate Agents Ltd | Real estate | 2000 |
| Parkstone Fisheries Ltd | Wholesale & retail | 2009 |
| Parkstone Golf Club Limited | Arts & recreation | 2024 |
| Parkstone Grammar School Trust | Education | 2010 |
| Parkstone Lodge Management Ltd | Households | 1988 |
| Parkstone Pilates (Education) Limited | Arts & recreation | 2025 |
| Parkstone Pilates Limited | Arts & recreation | 2024 |
| Parkstone Place Management Limited | Households | 1986 |
| Parkstone Sushi Ltd | Wholesale & retail | 2024 |
| Parkstone Yacht Club Limited | Arts & recreation | 1994 |
| Parkview Group (South) Limited | Financial services | 2023 |
| Parkview Plumbing and Heating Ltd | Construction | 2022 |
| Parkview Properties (South) Limited | Construction | 2023 |
| Parkview Windows (Poole) Ltd | Construction | 2005 |
| Parkway Fishbar LLP | | 2024 |
| Parley Chase (Assets) Limited | Administrative & support | 2013 |
| Parley Chase Limited | Administrative & support | 2013 |
| Parley Court Golf Course Limited | Arts & recreation | 1991 |
| Parsava Trade Group Ltd | Wholesale & retail | 2025 |
| Parsiv Ltd | Information & communication | 2025 |
| Parsons and Joyce Contractors Limited | Construction | 1978 |
| Partenope Asset UK Ltd | Hospitality | 2022 |
| Partenope Trading UK Limited | Hospitality | 2022 |
| Particle Red Ltd | Information & communication | 2025 |
| Particle Studio Ltd | Wholesale & retail | 2017 |
| Partsocial Ltd. | Health & social care | 2021 |
| Party Centric Limited | Extraterritorial | 2022 |
| Partyfield Ltd | Arts & recreation | 2014 |
| Parva Homes Limited | Construction | 2020 |
| Parvalux Electric Motors Limited | Manufacturing | 1947 |
| Parys Edwards Physiotherapy Limited | Health & social care | 2007 |
| PAS Digital Solutions Limited | Wholesale & retail | 2025 |
| Pascholi Limited | Administrative & support | 2020 |
| Pasha 81 Ltd | Wholesale & retail | 2014 |
| Passivai Ltd | Information & communication | 2023 |
| Passive Fire Safety Solutions Ltd | Public administration | 2018 |
| Passive Investment Properties Limited | Real estate | 2014 |
| Passport Waiting Time Ltd | Information & communication | 2022 |
| Passprometric Limited | Education | 2023 |
| Pastel Sixteen Ltd | Wholesale & retail | 2016 |
| Pastoral Agricultural Technologies Ltd | Agriculture & fishing | 2022 |
| Pasture Naturals Limited | Manufacturing | 2006 |
| Pastuzos Clothing Limited | Wholesale & retail | 2026 |
| Pastuzos Limited | Wholesale & retail | 2025 |
| Pateh Elite Prime Ltd | Wholesale & retail | 2025 |
| Pateh Elite Pro Ltd | Wholesale & retail | 2025 |
| Paternosters Ltd | Administrative & support | 2002 |
| Paterson Carpentry Ltd | Construction | 2026 |
| Path of the Lioness Ltd | Education | 2022 |
| Pathfinder Health Associates Limited | Health & social care | 2014 |
| Pathix Ltd | Information & communication | 2026 |
| Pathway Group Ltd | Wholesale & retail | 2021 |
| Patisserie Luxe Ltd | Manufacturing | 2024 |
| Patisserie Mark Bennett Ltd | Wholesale & retail | 2011 |
| Patrice Belle Ltd | Professional & scientific | 2016 |
| Patrick Family Homes Limited | Real estate | 1998 |
| Patrick Mahon Consulting Ltd | Professional & scientific | 2014 |
| Patrick Mcmeekin Limited | Wholesale & retail | 2025 |
| Patron Speed Ltd | Transport & logistics | 2023 |
| Patternwalk Studios Ltd | Information & communication | 2024 |
| Paul Craddock Consultancy Limited | Professional & scientific | 2013 |
| Paul Girvan Limited | Information & communication | 2000 |
| Paul Goodwin Ltd | Information & communication | 2003 |
| Paul Hoskins Limited | Extraterritorial | 2017 |
| Paul James Counselling Ltd | Health & social care | 2021 |
| Paul Norton Consulting Limited | Financial services | 2020 |
| Paul Scrivens Electrical Ltd | Construction | 2024 |
| Paul Shillaw Limited | Professional & scientific | 2025 |
| Paul Steel Home Improvements Ltd | Construction | 2006 |
| Paumyatt Property Ltd | Real estate | 2024 |
| Pause Sauna Ltd | Other services | 2026 |
| PAV GRP Ltd | Manufacturing | 2018 |
| Paveway’S Direct Ltd | Construction | 2024 |
| Pavilion Property Management Ltd | Real estate | 2008 |
| Pavivy Limited | Wholesale & retail | 2025 |
| Pawel Misiura Ltd | Transport & logistics | 2025 |
| Pawnbroker Limited | Administrative & support | 2006 |
| Paws Approved Ltd | Other services | 2026 |
| Pawseidon Ltd | Wholesale & retail | 2018 |
| PAY Justice Claims Limited | Other services | 2017 |
| PAY Justice Limited | Other services | 2012 |
| Payflex BR Limited | Wholesale & retail | 2025 |
| Payment Secure Limited | Wholesale & retail | 2025 |
| Payne Spencer Harris Financial Advisers Limited | Financial services | 2017 |
| Pazo Consulting Ltd | Administrative & support | 2023 |
| Pazo Properties Ltd | Real estate | 2015 |
| PB Studio Ltd | Information & communication | 2025 |
| PBC Darts Store Ltd | Wholesale & retail | 2025 |
| PBH Manufacturing Limited | Manufacturing | 2013 |
| PBH Medical Limited | Extraterritorial | 2020 |