I
- iRulu
- IKEA
- IMAX
- Invicta
- IBM
- Ideal
- ICC
- Igus
- Imperial
- Intermec
- ITT
- Innova
- Inova
- International Caravan
- IRIS
- Icon
- International
- Infiniti
- Ihagee
- ILFORD
- Image
- International Silver
- InnerSpace
- isotoner
- Iceberg
- INC International Concepts
- Imation
- Integral
- Intel
- Intenso
- ITOYA
- Insight
- Icom
- Innovations
- Insignia
- Ikan
- Iwata
- Invacare
- International Rectifier
- Ikon
- iHip
- iLive
- iLuv
- IOGEAR
- Imacon
- Ideology
- Isaac Mizrahi
- Island Escape
- Irwin
- ICP
- Innovera
- Ikegami
- iSonic
- Icy Hot
- Interfit
- i-mate
- Incipio
- iOttie
- Ikelite
- Intova
- iConcepts
- InFocus
- Init
- Inland
- InLine
- INSTEN
- Innovage
- InVion
- Impressions
- Indigo
- Innovation
- Inspire
- iQ
- Island Heritage
- iOptron
- Impossible
- iGadgitz
- Iview
- iMicro
- Intellinet
- Iron Chef
- Ingram
- IFS
- Isco
- INDURO
- Isaac
- Iscorama
- Intrepid International
- iCarez
- Inkpress
- iClever
- Ivation
- ISK Optics
- iShoot
- INON
- Indigi
- INCA
- ISAW
- iScope
- iKross
- IDX
- IDC
- Iwaki
- Infinite
- iWALK
- iBOLT
- Intocircuit
- I-O DATA DEVICE, INC.
- Innovate Motorsports
- Innergie
- iPro
- iMounTEK
- Inovativ
- InnoDisk
- Industrial Revolution