• 3rd EIHA Conference 2005 
  • 4th EIHA Conference 2006 
  • 5th EIHA Conference 2007 
  • 6th Conference of the EIHA, May 2009 
  • AGROFIBRE SAS 
  • BAFA - Badische Naturfaseraufbereitung GmbH 
  • CAVAC BIOMATERIAUX 
  • Hemp Technology Ltd 
  • HempFlax BV 
  • Hempro International 
  • Nachrichten-Portal Nachwachsende Rohstoffe 
  • nova-Institut GmbH