OEFFA Certification (Ohio Ecological Food and Farm Association)
Worthington, Ohio
Worthington nonprofit certifying organic crop, livestock, maple and mushroom farms and handlers since 1981, taking farms from seven Midwest states.
Details & contact
Crop certification · Livestock and poultry certification · Maple syrup and mushroom certification · Handling and processing certification · Transition support
Takes new farms in OH, IL, IN, IA, MI, MO, WI plus some eastern states
Public-source listing · Checked 2026-09-30. Confirm availability directly.





