- IoSafe
- iovation Inc.
- IP Consulting
- IP Pathways
- IP Systems
- IP-guard
- iPad (original)
- Ipadio Limited
- iPass Inc.
- iPhone (original)
- iPhone 3G
- iPhone 3GS
- iPhone 4
- iPhoto
- IPI Desktop MoCap Basic Edition
- IPI Desktop MoCap Standard Edition
- IPI Recorder
- iPipeline
- IPL Information Processing
- iPod 1st Generation
- iPod 2nd Generation
- iPod 3rd Generation
- iPod 4th Generation
- iPod 5th Generation
- iPod Hi-Fi
- iPod mini 1st Generation
- iPod mini 1st Generation
- iPod mini 2nd Generation
- iPod nano 1st Generation
- iPod nano 1st Generation
- iPod nano 2nd Generation
- iPod nano 3rd generation
- iPod nano 4th generation
- iPod nano 5th generation
- iPod nano 6th generation
- iPod photo
- iPod shuffle 1st Generation
- iPod shuffle 2nd Generation
- iPod shuffle 3rd Generation
- iPod touch 1st gen
- iPod touch 2nd gen
- iPod touch 3rd gen
- iPod U2 Special Edition
- iPod+HP
- iPower Technologies, Inc.
- IPREPpress
- Ipro Tech, LLC.
- IProTek
- IPS Co Ltd
- IPSJ Computer Museum
- Ipswitch
- IPtronics
- IQ Technology Solutions
- iQmetrix
- IQMS Inc
- IQNavigator
- iQuasar
- IQuate
- IR-807
- IR-809 Magnetic Drum Unit
- IR-811 Magnetic Drum
- Iran Software & Hardware Co. (NOSA)
- Irdeto
- Irene Greif
- IRESS
- Irfan Skiljan
- IrfanView
- Iris Associates
- IRIS Software
- Iris Software Inc
- IRise
- Irma M. Wyman
- iRMX
- Iron Bow Technologies
- Iron Mountain Incorporated
- Iron Mountain, Inc.
- Ironbridge Software Inc
- IronKey
- IronPort Systems, Inc.
- Ironside Group
- Irradio
- Irradio TVG888
- Irvine Technology Corporation
- Irving John Good
- Irving Stoy Reed
- Irwin Mark Jacobs
- Irynsoft
- ISA Holdings Ltd
- Isaac Asimov
- Isaac Asimov
- Isaac L Auerbach
- Isaac Newton
- Isaac Newton
- ISBX
- iScribes Inc.
- ISDC
- iSee DVD Creator
- ISG Technology Group, Inc
- ISHPI