Politics and Business magazines
- Intermec Technologies Corporation
- Intermix Media, Inc
- Intermountain Health Care, Inc.
- Internacional de Ceramica, S.A. de C.V.
- International Airline Support Group, Inc.
- International Controls Corporation
- International Creative Management, Inc.
- International Data Group
- International Data Group, Inc.
- International Family Entertainment Inc.
- International Lease Finance Corporation
- International Management Group
- International Olympic Committee
- International Power PLC
- International Profit Associates, Inc.
- International Shipbreaking Ltd. L.L.C.
- International Shipholding Corporation, Inc.
- International Telephone & Telegraph Corporation
- International Telephone and Telegraph Corporation
- International Total Services, Inc.