- GaÎa Converter
- Galileo Technology
- Galvantech
- Gatefield
- GEC Plessey Semiconductors
- General Cable
- General Devices Co., Inc.
- General Instrument
- General Microwave Corp.
- General Semiconductor
- Genesis Microchip
- Gennum
- GHz Technology
- Global Components & Controls
- Globe Electronic Hardware
- GlobTek
- Gould Fiber Optics
- Gould Shawmut
- Gowanda
- Graychip
- Grayhill
- Gyration, Inc.
