Your support creates opportunities for experimentation and innovation in the political sphere, and for personal freedom, which cannot be found anywhere else on earth.

Membership Program
We designed our membership program to forge personal, ongoing relationships with our supporters.
By becoming a contributor to seasteading, you’ll enjoy the benefits of being in closer touch with our team
and mission. Memberships are for one year, and higher levels offer convenient monthly installment options.
- Seahorse $35/yr – Bumper sticker
- Jellyfish $100/yr – All of the above, plus: Seasteading Polo Shirt
- Octopus $240/yr or $20/mo – All of the above, plus: Reduced price for events, Print versions of our research papers (available upon request)
- Dolphin $1,000/yr or $83/mo – All of the above, plus: How To Start Your Own Country book signed by author Erwin Strauss
- Argonaut $10,000 lifetime total - All of the above, plus: Your name inscribed on the Poseidon Monument
Upgrading or renewing a membership? Click here to access your membership profile, where you can upgrade or renew.
Please contact us if you would like to make a donation of more than $10,000, donate stock, or include us in your planned giving. We are committed to establishing close relationships with all our member-donors.
Alternate Ways of Giving
Matching Donations
Many employers will match donations to non-profits. For your convenience, our Federal tax id is:
26-2386590
Check with your Human Resources department to see how to arrange matching donations to The Seasteading Institute!
Gifts of Stock
Gifts of stock may be sent electronically to our account with Vanguard. If you wish to donate stock, please contact us.
The Seasteading Institute’s Highest Donors
$100,000
Jim Von Ehr
Argonauts ( $10,000 + )
| Brian Cartmell | Jeff Chan | John Chisholm |
| Rodney Mims-Cook | Patri Friedman | |
| James Hogan | Michael Keenan | Fred Kofman |
| Joe Lonsdale | Sameer Parekh | ![]() |
| +1 Anonymous Argonaut | ||
Pledged Argonauts ( $10,000 )
| Daniel Holt | Ken Sims | |
| +3 Anonymous Pledged Argonauts | ||


©2012 The Seasteading Institute