Gamet Manufacturing Inc., USA. **
Gandy Company, USA. **
Gehl Company, USA.
**
General Hydroponics,
USA. **
Geringhoff, USA. **
Goodnature Products Inc., USA. **
Grace Manufacturing Inc., USA. **
Grapekist Inc., USA.
Great Plains Mfg. Inc., USA. **
GSI Group Inc., USA.
**
GT Manufacturing Inc., USA. **
GVM Inc., USA. **