contact us
We love to hear from you!
drop us a line
Do you have any questions, suggestions, or feedback?
There are many ways to reach our staff and volunteers.
Thank you for helping Matter of Trust evolve, year after year!
General inquiries
team@matteroftrust.org
+1-415-242-6041
Press contact
lisa@matteroftrust.org
+1-415-235-2403
How can I help?
Oh, so many ways to participate. Donate money, hair or stuff. Plan a zero waste flash mob. Start a green jobs hub. Join our global eco-solutions platform TheHumSum.net, and much more…
OUR LOCATIONS
PLEASE NOTE: Unexpected large boxes don’t fit through the mail slot, so they can get returned and no one wants that!
FOR ALL IN-KIND DONATIONS (including hair), kindly use our Free Exchange program. NO UNSOLICITED DELIVERIES, Thank you!
HQ
Matter of Trust
Office Headquarters
99 Saint Germain Avenue
San Francisco, CA 94114 USA
Email: team@matteroftrust.org
General: +1-415-242-6041
Funding: +1-415-242-6041 ext 4
Official Mailing Address for LETTERS ONLY no donation boxes, please.
Eco-Hub
Eco-Industrial Hub and Model Factory
1566 Howard Street
San Francisco, CA 94103 USA
Email: team@matteroftrust.org
Phone: +1-415-252-1177
Limited warehouse space
No unsolicited deliveries,
Thank you!
Eco-Home
Model Eco-Apartment and Urban Edible Garden
728 Cole Street
San Francisco, CA 94117 USA
Email: team@matteroftrust.org
Phone: +1-415-242-6041
Book hard-hat tours – available now!
Our headquarters (HQ)
San Francisco, CA 94114 USA
Email: team@matteroftrust.org
General: +1-415-242-6041
Funding: +1-415-242-6041 ext 4
