Politics and Business magazines
- Havas, SA
- Haverty Furniture Companies, Inc.
- Hawaiian Airlines, Inc.
- Hawaiian Electric Industries, Inc.
- Hawk Corporation
- Hawker Siddeley Group Public Limited Company
- Hawkeye Holdings LLC
- Hawkins Chemical, Inc.
- Hayes Corporation
- Hayes Lemmerz International, Inc.
- Haynes International, Inc.
- Haynes Publishing Group P.L.C.
- Hazelden Foundation
- Hazlewood Foods Plc.
- HCA - The Healthcare Company
- HCI Direct, Inc.
- HDI (Haftpflichtverband der Deutschen Industrie Versicherung auf Gegenseitigkeit V.a.G.)
- HDOS Enterprises
- HDR Inc.
- Hé