- IDEO Inc.
- IDX Systems Corporation
- IHC Caland N.V.
- II-VI Incorporated
- ILX Resorts Incorporated
- In-N-Out Burgers Inc.
- In-Sink-Erator
- Independent News & Media PLC
- Indus International Inc.
- Industria de DiseƱo Textil S.A.
- Industrie Zignago Santa Margherita S.p.A.
- Initial Security
- Input/Output, Inc.
- Inter Link Foods PLC
- Interbrand Corporation
- Intercorp Excelle Foods Inc.
- InterDigital Communications Corporation
- Intermec Technologies Corporation
- International Business Machines Corporation
- International Rectifier Corporation
- International Shipbreaking Ltd. L.L.C.
- International Speedway Corporation
- Intrado Inc
- Intuit Inc.
- Inverness Medical Innovations, Inc
- Investor AB
- Ipiranga S.A.
- Ipsen International Inc.
- Irish Life & Permanent Plc
- Irkut Corporation
