Hagie Manufacturing Co., USA. **
Harkness Hayporter, USA. **
Haybuster Agricultural
Products, USA. **
HayWrap Inc., USA. **
Heavyquip, USA. **
Herd Seeder Co. Inc., USA. **
Hesston, USA.
**
Highway Equipment Company, USA. **
Hillco Technologies Inc., USA.
Hi Roller Conveyors, USA. **
Hiniker Company, USA. **
Holland Transplanter
Co., USA. **
Honda Power Equipment Division, USA.
**
Horvick Inc., USA. **
Hoskins Manufacturing Co. Inc., USA.
**
H. D. Hudson Manufacturing Company, USA.
**
Hunter Industries, USA. **
Hutchinson-Mayrath, USA. **
Hydro Engineering Inc, USA. **