The Triangle Society wishes all students and staff a wonderful school year. Let’s go CT!!💚🤍

Harp Ensemble Centennial Celebration is coming!

TTS is proud to host our 9th annual clean up day for Cass Tech. This is the second year TTS has hosted this event in conjunction with...

Planning on attending the Rocket Mortgage Classic at the Detroit Golf Club on June 27 thru 30, 2024? Purchase your tickets through the...

Every year The Triangle Society celebrates the rich legacy of Cass Technical High School. year’s Legacy Week kick-off is designed to...

Cass Tech students, parents, alumni and the community are invited to join The Triangle Society as they share some amazing school history...

Congratulations to Cass Tech Harp and Vocal for Winning First Place at the Heritage Music festival. They scored 98.5, 97 & 95 to earn a...

Spring into Action by purchasing your ticket (s) to The Rocket Mortgage Classic June 26-July 2 at the beautiful Detroit Golf Club. The...

The Triangle Society would like to thank Evrod Cassimy and the generous sponsors of the "Life of James Concert Party" held on November 4,...