I’m not sure that this link will work for you all… it is an extensive listing of biochar companies on the Biochar Farms & Gardens Linkedin group. You may need to be in the group to access.
2014 Biochar Companies & Organizations Alphabetically Listed by Thermal Conversion Technology Type, Organizations by Services
Erich J. Knight Biochar Systems Consultant Top Contributor
Please send me New Companies for Addition & Failed Companies for Deletion;