Support Us

Thank you for all that you do to help us create a cleaner, safer world. We couldn’t do it without you. 

HEET does not accept donations of any kind from utilities, utility personnel or the fossil fuel industry. 


Snail-mail: If you prefer to send old-fashioned and much appreciated check(s), mail to: HEET, 21 Acorn St. Cambridge MA 02139.

HEET also accepts donations of stock. Please Contact us directly for more info.

HEET is a tax-exempt non-profit organization under the section 501(c)(3) of the Internal Revenue Code. All charitable donations are deductible to the full extent allowed by law.