| Penfold Technology Limited |
| Penguin Books Limited |
| Penguin Random House |
| Pensionbee Group Plc |
| Penta Investments |
| Pentagram Design AG |
| Pentagram Design Ltd |
| Pentland Group Holdings Limited |
| Pentland Group Limited (formerly plc) |
| People Against Dirty Holdings Limited |
| People Tree Fair Trade Group Ltd |
| People Tree Ltd |
| People's Palace Projects |
| People's Partnership Holdings Limited (was B&CE) |
| People’s Energy Community Interest Company |
| PepsiCo Inc |
| Pera Museum |
| Perpetual Peace Foundation |
| Perrett Laver |
| Pexels GmbH |
| Pfizer Inc |
| PHB Ethical Beauty Ltd |
| Philippine Tropical Forest Conservation Foundation, Inc. |
| Phoenix Group Holdings Plc |
| Photoworks |