STI newsletters usually contain updates on STI's events and classes along with stock tips, renewable energy news, energy efficiency news, and healthy recipes.  Our newsletters go out just a few times per year.  You can get on the newsletter email list by signing up here...

Sustainable Technology Institute is a trade name of Opportunities Through Education, a 501C3, non-profit organization.  STI is also approved by the State of Colorado as a NW Enterprise Zone Project which means that 25% of qualifying donations come back to you through a direct State Tax credit!  We need your donations.  Please contribute now by clicking here....