Predecessors
International Time Recording Company | Computing Scale Company | Bundy Manufacturing Company | Tabulating Machine Company
Services and software
iX | Red Hat
Computer systems and hardware
Power (PowerPC) | Watson | Z
Discontinued
AdStar | Ambra Computer Corporation | Ascential Software | Candle Corporation | FileNet | Fortran1 | Home Page Reader | IntelliStation | ILOG | Kaleida Labs2 | Kyndryl1 | LAN Server | Lotus Software1 | NetVista | OS/2 | IBM Personal Computer | PC DOS | PCjr | PC Series | PS/1 | PS/2 | PS/ValuePoint | System Object Model | Taligent2 | IBM ThinkCentre1 | IBM ThinkPad1 | Tivoli Software | Ultimedia | The Weather Channel (The Weather Company)1 | WebExplorer
1Sold or spun off.
2Joint venture.
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