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How to Join

Thank you for your interest in joining the Humic Products Trade Association (HPTA). To begin, please fill out our HPTA Application and Code of Ethics and submit to:

HPTA
Attn. Cherie Harms
Leonardite Products
PO Box 548
Williston, ND  58801

You may also scan and email the application to Cherie Harms at cherie@humictrade.org. Please also email a jpeg image of your company logo for inclusion in the membership directory of the web site.

Dues:

Corporations with Sales > $1M $3000
Corporations with Sales  $1M – 200K $1800
Corporations with Sales <$200K $  750
Individuals*     $50

 

*Individuals, including Retired persons, Students, Academics and other Supporters will have access to all membership benefits,
except they are not entitled to voting rights, nor will their contact information be listed on the HumicTrade.org web site.