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Tiegerman High School
Coordinators Office of Student Activities
Your Quest Starts Here!
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WELCOME
COORDINATORS OFFICE OF STUDENT ACTIVITIES (COSA)
TIEGERMAN HIGH SCHOOL | HOME OF THE KNIGHTS
"YOUR QUEST STARTS HERE"
Our Mission
Creating Life Long Memories
The Coordinators Office of Student Activities (COSA) provides the students with programs and social extracurricular activities, in support of the mission of Tiegerman High School. COSA assists and empowers students to achieve their highest potential in the field of leadership. COSA works closely with staff, students, and the community to create a stimulating and inclusive environment that is conducive to the growth and development of our students.
Our Vision
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At COSA, we believe every student’s journey is an adventure—filled with opportunities to lead, connect, and grow. As the heart of student life at Tiegerman High School, we’re here to empower our Knights to reach their highest potential through engaging programs, unforgettable events, and a vibrant, inclusive community.
Who We Are ​
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The Coordinators Office of Student Activities (COSA) is dedicated to supporting the mission of Tiegerman High School by providing a wide range of social, extracurricular, and leadership opportunities. We work side-by-side with students, staff, and the community to create an environment where every Knight can thrive.​
Contact Us
Tiegerman High School
87-25 136th Street, Richmond Hill, NY 11418
718-291-2807
For more information on Tiegerman
visit our school website!