Affiliations with the Letter P
- P. J. Safarik University -- Slovakia
- Pacific Northwest National Laboratory -- United States
- Palacký University -- Czech Republic
- PaluMed S.A. -- France
- Panjab University -- India
- Paul Illing Consultancy Services (PICS) -- United Kingdom
- Paul Scherrer Institut -- Switzerland
- PCSIR Laboratories Complex -- Pakistan
- Peking University -- China
- Pennsylvania State University -- United States
- PerkinElmer, Inc. -- United States
- Petrobras/Cenpes/Química -- Brazil
- Petroleum Institute -- United Arab Emirates
- Peute Hafen GmbH -- Germany
- Pfizer Global -- United Kingdom
- Pfizer Global Research and Development -- United States
- Pfizer, Inc. -- United States
- Pfizer, Ltd. -- United Kingdom
- PGRD Ann Arbor Laboratories -- United States
- Pharma Innovation Sourcing Center, LLC -- United States
- Pharmaceutical Research Institute -- Poland
- Pharmacopeia, Inc. -- United States
- Philipps Universitaet -- Germany
- PhRMA -- Japan
- Physikalisch-Technische Bundesanstalt (PTB) -- Germany
- Physikalisch-Technischen Bundesanstalt (PTB) -- Germany
- Pir Mehr Ali Shah Arid Agriculture University -- Pakistan
- Plansee AG -- Austria
- Planta Piloto de Ingeniería Química (PLAPIQUI) -- Argentina
- Pohang University of Science & Technology -- Korea