Politics and Business magazines
- Celestica Inc.
- Celgene Corporation
- CellStar Corporation
- CEMEX S.A. de C.V.
- Cemex SA de CV
- Cemoi S.A.
- Cencosud S.A.
- Cendant Corporation
- Centel Corporation
- Centennial Communications Corporation
- Centerior Energy Corporation
- Centerplate, Inc.
- Centocor Inc.
- Central and South West Corporation
- Central European Distribution Corporation
- Central European Media Enterprises Ltd.
- Central Hudson Gas and Electricity Corporation
- Central Japan Railway Company
- Central Maine Power
- Central Newspapers, Inc.