- Palo Verde Medical Center
- Palomar Medical Center
- Palomar Medical Center Poway
- PALS for Health
- PAM Specialty Hospital of Los Vegas
- Pampa United Way, Inc.
- Pan Asian Community Alliance
- Panattoni Construction
- Panera Bread
- Panola Medical Center
- PANPHA
- Paoli Hospital
- Paradigm Technologies, Inc.
- Paradise Ford
- Paradise Plaza Inn
- Paradise Unified School District
- Paradise Valley Hospital
- Paragon Biomedical
- Paragram Industrial
- Paramedics, Inc.
- Paramount Research Consortium
- Paramount's Kings Dominion
- Pardee Hospital
- Parent University
- Parente Randolph PC
- Parexel
- Parham Doctors' Hospital
- Parish of Ascension
- Park Associates
- Park Central Hotel New York
- Park Central Hotel San Francisco
- Park City
- Park City Medical Center
- Park City Rotary
- Park Nicollet Methodist Hospital
- Park Ridge Health
- Park West Medical Center
- Parkeon
- Parker Adventist Hospital
- Parker Hannifin Corp.
- Parker Hannifin Corp.
- Parker Jewish Institute for Health Care and Rehabilitation
- Parker, McCray, and Criscuolo
- Parkland College
- Parkland Hospital
- Parkland Medical Center
- Parkridge East Hospital
- Parkridge Medical Center
- Parkside Homes, Inc.
- Parkside Meadows