Connecting generations of leaders, making impact across Tanzania and beyond.
The Cornerstone Old Students Association (COSA) represents a vibrant community of graduates who continue to embody the values and principles of Cornerstone Leadership Academy Tanzania.
Our alumni network spans across various sectors, making significant contributions to society while maintaining strong bonds with their alma mater.
Visit The Cosa Web
Class of 2011 - 2013
Managing Director ~ AYLF and PLO
Class of 2014 - 2016
Consulting agency
Connect with current students and recent graduates through our structured mentorship program, sharing experiences and guidance for professional development.
Join us for our yearly reunion event where alumni gather to network, share stories, and strengthen the COSA community bonds.