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Principal, Mrs. Michelle Ostrosky

Mrs. Ostrosky is currently a principal at Trinity West Elementary School.  In this position, Mrs. Ostrosky is responsible for staff and student supervision, creating and implementing building achievement plans, as well as district and curriculum goals specifically in the area of Language Arts. Mrs. Ostrosky began her teaching career at Trinity East Elementary where she taught Title I reading and kindergarten.  She spent a few years as the literacy coach at the building before going back into the classroom as a full-day kindergarten teacher.  She then accepted the positions as Trinity South Principal and Federal Coordinator for the district in 2009 In her early years of teaching, Mrs. Ostrosky coached and umpired for girls softball both at Trinity and in the community for TWIST. She served as a member of Keystone Corner Reading Council, Past-President and member of ADK Teacher’s Sorority, PAESP/NAESP, South PFC, an associate member of PSBA and is active with local charities.  She enjoys spending time with her family and friends, as well as coaching once again for her daughter’s softball team.    Professionally, Mrs. Ostrosky currently serves on several state committees for the state assessments in the areas of reading and writing.  She was instrumental in the creation of the first third grade PSSA assessment serving on the state Task Force and became a trainer for school districts and parent associations around the Commonwealth.  Mrs. Ostrosky was also a Governor’s Institute Instructor working with educators in the area of curriculum.  In 2002, Mrs. Ostrosky was named a Teacher of Distinction by the Teacher Excellence Foundation.Mrs. Ostrosky obtained her Bachelor of Science Degree with a certification in elementary education from California University of PA.  As a graduate student, she also received a Master’s Degree in Education as a reading specialist from California University of PA and went on to obtain her certificate in administration. Mrs. Ostrosky is happily married to her husband Joe. They have two girls, Bekah and Jorjah and one cat.  The couple resides in Hempfield Township in Greensburg.

Principal's Corner  


Welcome to Trinity West Elementary School, where we strive daily to achieve the mission of the Trinity Area School District. The Trinity Area School District, in partnership with the parents and the community, prepares students to reach their fullest potential and to become contributing members of society.

We Believe:

Every student can learn.

Every student is entitled to a safe and nurturing learning environment.

Every student has value and is treated with dignity and respect.

Every student's independence, creativity, and leadership are promoted.

Every student is equipped to be technologically literate, responsible and productive.

We have a highly qualified teaching staff as well as a highly qualified support staff to provide opportunities for students to achieve our mission.

The curricula is designed in accordance with the State Standards, the Understanding by Design Framework, research-based best practices in education, and the specific learning needs of Trinity Area's students to ensure that all students meet the established learning goals.

Our PTA works in conjunction with the staff to deliver a wide variety of activities that supplement our curriculum.  Our parents volunteer to assist the school during Open House, Assemblies, Fun Day, Book Fairs, Breakfast with Mom/Dad, Fifth Grade Social, Awards Day, Field Trips just to name a few.




Mrs. Connie Schreibeis has been nominated for the Presidential Award for Excellence in Mathematics and Science Teaching (PAEMST). The PAEMST is the highest recognition that a kindergarten through 12th grade mathematics or science teacher may receive for outstanding teaching in the United States. Up to 108 teachers are recognized each year. Awards alternate each year between elementary and secondary teachers. Presidential Awardees receive a certificate signed by the President of the United States, a trip to Washington D.C. to attend a series of recognition events, and a $10,000 award from the National Science Foundation. Awardees also join an active network of outstanding educators from throughout the nation. Since 1983, more than 4,700 teachers have been recognized for their contributions in the classroom and to their profession. Awardees serve as models for their colleagues, inspiration to their communities, and leaders in the improvement of mathematics and science education. Good Luck to Mrs. Schreibeis!