- Prairie View AandM University
- Prairieland United Way
- Pratt and Whitnex
- Prattville Baptist Hospital
- Praxair, Inc.
- Praxair, Inc.
- Pre A Ayreda A pusoreas con Imped
- Precept Life Sciences
- Precision Dental Laboratory, Inc.
- Precision Machined Products Association
- Precision Marketing Partners, LLC - and The Academy of Financial Services Studies
- Precision Meetings Events
- Precision Printing
- PREIT - Pennsylvania Real Estate Investment Trust
- Prelist America
- Premier Circuit Assembly Inc.
- Premier Distributing Co.
- Premier Research
- Premier Technologies Inc.
- Premier Therapy Services
- Premiere Conferencing
- Preprint Publishing Compant, Inc.
- PresbyHomes and Services
- Presbyterian Health Center
- Presbyterian Home at Meadow Lakes
- Presbyterian Home of Maryland Inc.
- Presbyterian Homes and Services Inc. of New Jersey
- Presbyterian Homes in the Presbytery of Huntingdon
- Presbyterian Homes of Georgia - Atlanta
- Presbyterian Homes of Georgia Inc. - Quitman
- Presbyterian Hospital
- Presbyterian Hospital
- Presbyterian Seniorcare
- Presbyterian Village Redford
- Presbyterian-St. Luke's Medical Center
- Presbytery Homes Inc.
- Prescription Relief
- Press Ganey Associates, Inc.
- Pressley Ridge Schools
- Prestige Construction Group, Inc.
- Preston Memorial Hospital
- Prevailing Woman Ministries
- Prevent Child Abuse Virginia
- Prgressive Group Alliance
- Pribuss Engineering, Inc.
- Price Automotive Group
- Price Waterhouse Coopers LLP
- PricewaterhouseCoopers
- Pride Industries
- Primaris