Politics and Business magazines
- Plum Creek Timber Company, Inc.
- Pluma, Inc.
- Ply Gem Industries Inc.
- PMP Ltd.
- PMT Services, Inc.
- PNC Bank Corp.
- PNC Financial Corporation
- PNM Resources Inc.
- Pochet SA
- Pogo Producing Company
- Pohang Iron and Steel Company Ltd.
- Polar Air Cargo Inc.
- Policy Management Systems Corporation
- Policy Studies, Inc
- Poliet S.A.
- Polk Audio, Inc.
- Polski Koncern Naftowy ORLEN S.A.
- PolyGram N.V.
- PolyMedica Corporation
- PolyOne Corporation