Onno H.

Owner | Process Technologist | Agriculture, Algae, and Composting

English, Italian, German, Dutch

Enthusiasm and a strong analytical attitude do not always lead to the position in which my life finds itself, but in my case it inevitably led to a great involvement in the themes: sustainable agricul...see more

  • Agricultural Crops & Forestry
  • Public Sector & Regulatory


  • Pre-vetted expert
  • Confirmed hourly rate
  • Available on short notice


Software Developer and quality coordinator

8 years
Current position
Apr 2014 - Present
Development of software (Excel/Access/SQL) for order processing and transport planning. Maintaining the IFS quality certificate

Managing Board

5 years
May 2010 - Nov 2014
The development and construction of Environmental installations: e.g. waste and/or manure fermentation plants; airs crubbers; fuel saving equipment etc.


13 years
Current position
Dec 2009 - Present
Harmsano projects in the fields includes Algae cultivation, composting, fermentation, and Automation. My role as an owner is managing the business, and my role is also as a process tech...see more

Bio-conversion Manager

Twence Afval en Energie
16 years
Aug 1993 - Nov 2009
Management/development of the regional composting installations for green and organic waste. Integration of a new fermentation installation (OWS) in an existing (tunnel) composting inst...see more


Sohm Chapignon culturen
3 years
Dec 1986 - Dec 1989
Development of industrial breeding system for shiitake Continued development of the first indoor composting system.


Proefstation voor de champignonteelt
3 years
Dec 1982 - Dec 1985
Research into the cultivation of shiitake on pasteurized substrates

Industries, roles and expertise

Industry experience

  • Agricultural Crops & Forestry
  • Public Sector & Regulatory


  • Business Management
  • Agribusiness
  • Software Engineering
  • Process Technology
  • Agricultural Research
  • Plant Biotechnology