- Peter Orkenyi
- Peter P. Belobaba
- Peter P. Wakker
- Peter Riley
- Peter S. Fader
- Peter S.H. Leeflang
- Peter V. Norden
- Peter W. Frey
- Peter W. Shor
- Peter Whitman
- Peter Whittle
- Peter Williams
- Peter Y. Zhang
- Peter Zhang
- Peyman Mohajerin Esfahani
- Peyman Mohajerin Esfahani & Daniel Kuhn
- Pfizer Inc.
- Phanish Puranum
- Phil Beccue
- Phil Ireland
