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 $50 (plus $2 fee) via Square for 2025 or to see instructions to pay $50 by mailing a check. Thank you! We look forward to seeing you all soon! Check out the PDF below to see our SIS Membership Protocols.
Make a donation to sis
Your support and contributions will enable us to meet our goals and fund our mission.