Politics and Business magazines
- Lynch Corporation
- Lyondell Chemical Company
- Lyondell Petrochemical Company
- Lyonnaise des Eaux-Dumez
- L’Air Liquide
- L’Air Liquide SA
- L’Entreprise Jean Lefebvre
- L’Or
- L’Or
- L’Oréal SA
- M&F Worldwide Corp.
- M-Real Oyj
- M. A. Hanna Company
- M. Shanken Communications, Inc.
- M.A. Bruder & Sons, Inc.
- M.A. Gedney Co.
- M.H. Meyerson & Co., Inc.
- Mä
- Mabuchi Motor Co. Ltd.
- Mac Frugals Bargains - Closeouts Inc.