- P.J. Safarik University
- PAL Surface Treatment System Ltd.
- PALUNO - The Ruhr Institute for Software Technology
- PCO Innovation, Europarc
- PDMFC
- PEPITe
- PES University [Bengaluru]
- PFP CyberSecurity
- PG Dept. of Computer Science
- PIERRE FABRE
- PIXIEL GROUP
- PLA The Second Artillery Engineering University
- PLM Vendor
- PLUX Wireless Biosignals S.A.
- PNA Group
- PNG University of Technology
- PNO Consultants
- PPGIA [Curitiba]
- PPI AG [Hamburg]
- PRES Université Lille Nord de France
- PRES Université Nantes Angers Le Mans
- PRES Université de Toulouse
- PRIMA INDUSTRIE S.p.A.
- PRO-MED
- PRO-MED sp. z o.o.
- PROSTEP AG
- PROSTEP AG [Darmstadt]
- PROVUS A MasterCard Company
- PSA Group
- PSA Peugeot - Citroën
- PSA Peugeot Citroën
- PSA Peugoet Citroen
- PSG College of Technology [Coimbatore]
- PSGR Krishnammal College for Women
- PSNA College Of Engineering And Technology
- PTC Japan Co. Ltd
- PTC Sweden
- PWR Pack International BV
- Paavo Nurmi Centre and Department of Health and Physical Activity [Turku]
- Pace University
- Palacky University Olomouc
- Palo Alto Research Center
- Paloservices [Athens]
- Pamukkale University
- Pan-European University
- Panteion University of Social and Political Sciences
- Paracelsus Medizinische Privatuniversität = Paracelsus Medical University
- Parallel Distributed Processing Laboratory
- Parallélisme, Réseaux, Systèmes, Modélisation
- Paris-Centre de Recherche Cardiovasculaire
- Parlamento de Canarias
- Parque Tecnológico de Álava
- Pashun Group [Wuhan]
- Pasteur Network (Réseau International des Instituts Pasteur)
- Pattern Recognition & Bioinformatics Group
- Pattern Recognition Laboratory, Dept. of Computer Engineering & Informatics
- Paulista State University
- Paulista University
- Paulista University - Postgraduate Studies Program in Production Engineering
- Pavol Jozef Šafárik University
- PaxLife Innovations GmbH
- PayPal [Scottsdale, Arizona]
- Pedagogical University of Krakow
- Peer-to-Peer Systems Engineering Lab [Darmstadt]
- Peerialism AB [Stockholm]
- Peking University [Beijing]
- Pemex Exploración y Producción [Campeche]
- Pengcheng Laboratory = Peng Cheng Laboratory [Shenzhen]
- Pengeinstitutternes Købe- og Kreditkortselskab [Copenhagen]
- Penn State System
- Pennsylvania Commonwealth System of Higher Education (PCSHE)
- Pennsylvania State University
- Pentacomp Systemy Informatyczne S.A.
- Penza State University
- People's Friendship University of Russia [Moscow]
- People's Friendship University of Russia [Moscow] = Rossijskij universitet družby narodov [Moskva]
- Peoples’ Friendship University of Russia
- Peracton Ltd.
- Peraton Labs
- PerceptIn
- Perceptual Robotics Laboratory
- Perelman School of Medicine
- Performance Analysis of Telecommunication Systems Research Group
- Performance analysis and optimization of LARge Infrastructures and Systems
- Performance, Risque Industriel, Surveillance pour la Maintenance et l’Exploitation
- Petals Link - EBM WebSourcing
- Peter the Great St. Petersburg Polytechnic University
- Petroleum-Gas University of Ploiesti
- Petrozavodsk State University [Petrozavodsk]
- Petru Maior University
- Pforzheim University
- Pforzheim University of Applied Sciences
- PgMicro - Instituto de Informática [UFRGS]
- Phactum Softwareentwicklung GmbH
- Phare
- Pharm24
- Phi Knowledge Process Enabling B.V.
- Philipps Universität Marburg = Philipps University of Marburg
- Philips Group Innovation, Research
- Philips Healthcare [Eindhoven]
- Philips Research Europe [The Netherlands]
- Philips Research Laboratories [Eindhoven]
- Physical Analysis & Cryptographic Engineering (PACE) [Singapore]
- Physical and Life Sciences Directorate [Livermore]
- Physics Department
- Physique - IEMN
- Pieterson Strategic [London]
- Piksel
- Pine Digital Security
- Pinhal de Marrocos
- Pirkanmaa Hospital District
- Plant Protection Institute
- Plant Protection Station of Liaoning Province [Shengyang]
- Plant Protection Station of Linhai City
- Plant Protection Station of Linhai
- Platinion GmbH, A Company of the Boston Consulting Group
- Playing Lean
- Playout
- Plekhanov Russian University of Economics [Moscow]
- Plymouth University
- Pohang University of Science & Technology
- Pohang University of Science and Technology
- Polar Electro Oy
- Polish Information Processing Society - Polskie Towarzystwo Informatyczne
- Polish-Japanese Institute of Information Technology
- Politecnico di Milano [Milan]
- Politecnico di Torino = Polytechnic of Turin
- Politeknik Negeri Medan
- Politécnico de Leiria
- Polska Akademia Nauk = Polish Academy of Sciences = Académie polonaise des sciences
- Polynomial Systems
- Polytech Nice-Sophia
- Polytechnic Institute of Bragança
- Polytechnic Institute of Cávado and Ave
- Polytechnic Institute of Guarda
- Polytechnic Institute of Leiria
- Polytechnic Institute of Lisbon
- Polytechnic Institute of New York University
- Polytechnic Institute of Porto
- Polytechnic Institute of Porto (ISEP|IPP)
- Polytechnic Institute of Setubal
- Polytechnic Institute of Setúbal [Portugal]
- Polytechnic Institute of Tomar
- Polytechnic Institute of Viseu
- Polytechnic Museum [Moscow]
- Polytechnic School [São Paulo]
- Polytechnic School of São Paulo University
- Polytechnic School of the University of Sao Paulo
- Polytechnic School of the University of São Paulo (Brazil)
- Polytechnic University of Bari | Politecnico di Bari
- Polytechnic University of Madrid
- Polytechnic University of Marche
- Polytechnic University of Marche [Ancona, Italy] | Università Politecnica delle Marche [Ancona, Italia]
- Polytechnic University of Tirana
- Polytechnic institute of New York University
- Polytechnic of Namibia [Windhoek]
- Polytechnic of Požega
- Pontifical Catholic University of Paraná
- Pontificia Universidad Católica de Valparaíso
- Pontificia Universidad Católica del Perú = Pontifical Catholic University of Peru
- Pontificia Universidad Javeriana
- Pontificia universidad Javeriana, Cali
- Pontifícia Universidade Católica de São Paulo
- Pontifícia Universidade Católica do Paraná [Curitiba, Brasil] = Pontifical Catholic University of Paraná [Curitiba, Brazil] = Université catholique pontificale du Paraná [Curitiba, Brésil]
- Pontifícia Universidade Católica do Rio Grande do Sul [Brasil] = Pontifical Catholic University of Rio Grande do Sul [Brazil] = Université catholique pontificale de Rio Grande do Sul [Brésil]
- Pontifícia Universidade Católica do Rio de Janeiro [Brasil] = Pontifical Catholic University of Rio de Janeiro [Brazil] = Université catholique pontificale de Rio de Janeiro [Brésil]
- Porsche AG
- Portland State University [Portland]
- Portsmouth Business School [Portsmouth]
- Postal Technology Research Center, ETRI
- Poste Italiane Research Centre
- Postgraduate Affairs Office
- Postgraduate Program in Computer Science in Education
- Postgraduate School of Engineering Management [Johannesburg]
- Postgraduate Studies Program in Production Engineering
- Potsdam Institute for Climate Impact Research
- Power Plus Communications
- Poznan Supercomputing and Networking Center
- Poznan University of Economics
- Poznan University of Technology
- 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
- Pressious Arvanitidis [Chalandri]
- Preuves et Langages
- Preuves, Programmes et Systèmes
- PricewaterhouseCoopers
- PricewaterhouseCoopers Accountants N.V.
- Prime Minister’s Office Bangladesh
- PrimeKey Solutions AB [Solna, Sweden]
- Prince Sultan University [Riyad]
- Prince of Songkla University
- Princess Nourah Bint Abdulrahman University
- Princeton University
- Privacy Models, Architectures and Tools for the Information Society
- Private Joint Stock Company "Elsis TS" [Kaunas]
- Pro4u Open Source AB [Stockholm]
- ProSTEP iViP Association [Darmstadt]
- Probayes [Montbonnot]
- Process for Adaptative Software Systems
- ProcessLab [Frankfurt]
- Procon Ltd.
- Procter & Gamble
- Procure Ai
- Procurement manager Wincanton
- Product Design and Robotics Department
- Production and Systems Engineering Department
- Products & Innovation SAP SE
- Profactor
- Professional Program of School Education
- Professorship of Machine Tool Design and Forming Technology
- Proficiency Labs International
- Profium Oy [Helsinki]
- Progetto HMR
- Programa de Engenharia Elétrica
- Programa de Engenharia de Sistemas e Computação
- Programa de Maestría en Tecnología Informática Aplicada a la Educación [La Plata]
- Programa de Pós-Graduação em Informática na Educação
- Programamos [Sevilla]
- Programming Language Technology For Communication Services
- Progressive [Herlev]
- Project Management Department
- Prologue
- Promaint [Helsinki]
- Promerit AG
- Proof search and reasoning with logic specifications
- Proof techniques for security protocols
- Proof-oriented development of computer-based systems
- Protocols and applications for the Internet
- Protocols and softwares for very high-performance network
- Providence College
- Public Administration Shared Services Entity
- Public Authority for Applied Education & Training
- Public Consulting Group
- Public Consulting Group [Boston]
- Public Health England [Salisbury]
- Public authority for applied education and training, Al-Ardeya
- Public research centre [Luxembourg]
- Pukyong National University
- Purdue University [West Lafayette]
- Pusan National University
- Pyhäjärvi Institute
- Pôle Universitaire Léonard de Vinci
- parent
- plexiti GmbH