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!

School & Community News

Share Your News

Please post reunion information in the reunion area.

Classmates Spotlight

Mount Sinai High School Classmates

Michael Posillico
Class of '01

Alumni Stories

High School Alumni Stores

Read and submit stories about our classmates from Mount Sinai High School, post achievements and news about our alumni, and post photos of our fellow Mustangs.

The 2015-2016 school year is in full swing at Mount Sinai High School! The holidays are here along with all of the Mustangs school events that come with them. Help keep your fellow Mount Sinai High School alumni informed of events in the community, fundraisers, new staff, grants, sports, safety classes, PTA events and more! Post your Mount Sinai High School school news here and give your fellow Mustangs something to read about!

Posting your Mount Sinai High School news is easy! Enter the title for your article and all the details that explain what is happening. Please refrain from posting reunion information on this page.