Please help us fight to protect a livable world
for you and your family!
We appreciate your financial contribution of any size. A donation of at least $5 earns you the title of Member and the opportunity to vote in our next annual election. To become a member or renew a membership online, please click the button below.

If you would prefer to make a donation by check, please make your check payable to 350 Madison and mail it to: 350 Madison, P.O. Box 2428, Madison, WI 53701.
350 Madison is a 501(c)(3) nonprofit organization.
Donations are tax-deductible.
Where does the money go?
350 Madison is supported by member donations and by grants from various organizations. Your contribution helps us to:
- Send activists to major protests in New York, Washington DC, and other cities.
- Create eye-catching art to magnify our impact at demonstrations.
- Reserve tables at events, so we can spread our message.
- Put lawyers in courtrooms to defend the rights of landowners directly impacted by pipelines.
- Rent spaces for special events, such as screenings of climate change documentaries, talks by well-known activists, and “Big Meetings” with allied organizations.
Thank you so much for supporting our work!
Already a sustaining member?
Please consider increasing your level of support!
Click here for instructions on how to change your monthly donation.