- Peace Capital
- Pearl Healthcare
- PECOS
- Peloton Equity
- Pen Bay Medical Center
- Penn Health Partners
- Pennant Group
- Pennsylvania Auditor General
- Pennsylvania Department of Health
- Pennsylvania Department of Human Services
- Pennsylvania Health Care Association
- Penny George Institute of Health
- peopleCare Communities
- Perelman School of Medicine at the University of Pennsylvania
- Perham Focus
- Perkins Eastman
- Permobil
- Pershing Square Capital Management
- Petersen Health Care
- Pew Research Center