Ready to join SIS? Become a member!
To join us as a new member or to renew your membership, please click on this link to pay annual dues of $75 (plus $3 fee) via Square for 2026 or to see instructions to pay $75 mailing a check or using Zelle to avoid fees.
Thank you for being a part of SIS! Check out the PDF below to see our SIS Membership Protocol
Make a donation to sis
Your support and contributions will enable us to meet our goals and fund our mission.