Mount Sinai High School Alumni

Mount Sinai, New York (NY)

Military Alumni

Military High School Alumni

Honoring Our Heroes

This area is dedicated to our alumni that have served or are serving in our armed forces!

Lost Class Rings

Have you lost your Mount Sinai High School class ring? Have you found someone's class ring? Visit our Mustangs lost class ring page to search for your class ring or post information about a found ring.

Alumni Stories

No current Alumni stories posted.
Click here to post an Alumni story.

Classmates Spotlight

Mount Sinai High School Classmates

Danielle Posillico
Class of '04

School News

Do you have any news to share? Keep our classmates informed on news and current events! Please post all reunion information in the reunion area.

Your fellow Mustangs want to know what you have been up to since you left the halls of Mount Sinai High School. Submit your own holiday stories, achievements and photos in our Alumni Stories section. Read other classmate’s stories and see what they have been up to over the years.