- PDMFC
- PIERRE FABRE
- PLUX Wireless Biosignals S.A.
- PNO Consultants
- PRES Université Lille Nord de France
- PRES Université Nantes Angers Le Mans
- PSA Peugoet Citroen
- PWR Pack International BV
- Paracelsus Medizinische Privatuniversität = Paracelsus Medical University
- Penn State System
- Pennsylvania State University
- Penza State University
- Peracton Ltd.
- Perceptual Robotics Laboratory
- Petals Link - EBM WebSourcing
- Pforzheim University
- Pforzheim University of Applied Sciences
- Philips Research Laboratories [Eindhoven]
- Plymouth University
- Politecnico di Milano [Milan]
- Politecnico di Torino = Polytechnic of Turin
- Polska Akademia Nauk = Polish Academy of Sciences = Académie polonaise des sciences
- Polytechnic Institute of Bragança
- Polytechnic Institute of Guarda
- Polytechnic Institute of Leiria
- Polytechnic Institute of Lisbon
- Polytechnic Institute of Porto
- Polytechnic Institute of Porto (ISEP|IPP)
- Polytechnic Institute of Tomar
- Polytechnic School [São Paulo]
- Polytechnic School of the University of Sao Paulo
- Polytechnic University of Bari | Politecnico di Bari
- Polytechnic University of Marche | Università Politecnica delle Marche
- Pontifical Catholic University of Paraná
- Pontificia Universidad Javeriana
- Pontifícia Universidade Católica do Paraná [Curitiba, Brasil] = Pontifical Catholic University of Paraná [Curitiba, Brazil] = Université catholique pontificale du Paraná [Curitiba, Brésil]
- Poznan University of Economics
- Poznań University of Economics
- Poznań University of Economics and Business
- Prague University of Economics and Business
- Pratt & Whitney [Rzeszow]
- Precision Manufacturing Centre
- Precision Manufacturing Centre, Faculty of Engineering
- Precision and Microsystems Engineering
- PricewaterhouseCoopers Accountants N.V.
- Probayes [Montbonnot]
- Product Design and Robotics Department
- Production and Systems Engineering Department
- Profactor
- Professorship of Machine Tool Design and Forming Technology