Our Principals

Rosemarie Gregitis, Principal

Mrs. Gregitis

Rosemarie Gregitis joined Colonial School District in July of 2013 as Principal of Plymouth Elementary School. Mrs. Gregitis came to Colonial from the Upper Darby School District where she served as Principal of the Charles Kelly Elementary School (CKES) for three years, including one year as Interim Principal at CKES and the district’s Kindergarten Center. She has extensive experience as a reading specialist, instructional support teacher, kindergarten and elementary classroom teacher and literacy coach.

Mrs. Gregitis holds a B.S. from West Chester University and an M.S. and Principal’s and Supervision Certifications from St. Joseph’s University.


Kelly Udovich, Assistant Principal

Kelly Udovich was appointed to the newly created position of Assistant Principal at Plymouth Elementary School in July of 2018. Ms. Udovich comes to Colonial from the Upper Darby School District where she worked for 12 years, including serving as interim principal at Walter M. Senkow Elementary School. Ms. Udovich also held the positions of lead teacher, instructional coach, reading specialist and classroom teacher during her tenure with Upper Darby.

Ms. Udovich holds bachelor's and master's degrees and a principal certification from Cabrini College.