Welcome Home, Alumni and Friends!
We’re glad you’re here and invite you to explore our site for upcoming events and programs and to discover ways to get—and stay—connected with Principia and our extraordinary community.
Our 125-Year Commemorative Mosaic Is Live!
See our community photo mosaic generated by you—our incredible family of alumni, students, families, faculty & staff, and friends—with more than 3,100 images representing 125 years of Principia!
Come Work with Us
Principia is always looking for world-class talent, and we invite you to consider joining our team.
As seen in Principia Purpose
Enjoy online content from the most recent issue of our alumni magazine.