Cohort 21 Registration
2025–26 Season 14
We look forward to working with you in Season 14—whether you’re designing solutions, discovering your leadership voice, or simply staying connected to the Cohort 21 spirit.
Mandatory Reading Before Registration
Please read the required documentation before completing the registration form.
Register for 2025–2026 Season 14 - Closed
Cohort 21 registration is now closed. We look forward to seeing registrants tomorrow at our first face-to-face! If you weren't able to join us this year, plan to next year for Season 15!
Know someone who may be interested in Season 15?
Share this link with CIS Ontario member school colleagues who may be interested in joining us for Cohort 21 Season 15.