Politics and Business magazines
- PerkinElmer, Inc.
- Perkins Coie LLP
- Perkins Family Restaurants, L.P.
- Perkins Foods Holdings Ltd.
- Perot Systems Corporation
- Perry Ellis International, Inc.
- Perry's Ice Cream Company Inc.
- Perstorp A.B.
- Perstorp AB
- Perusahaan Otomobil Nasional Bhd
- Pescanova S.A.
- Pet Incorporated
- Peter Kiewit Sons’ Inc.
- Peter Piper, Inc.
- Peterbilt Motors Company
- Petersen Publishing Company
- Peterson American Corporation
- Pete’s Brewing Company
- PetMed Express, Inc.
- Petrie Stores Corporation