School

Leadership

Trinity is helmed by an administrative team consisting of the Principal, Vice-Principal (Director of Academics), Dean of Students, and Director of Student Activities. Trinity is a diocesan school, and enjoys the support and guidance of the Diocese of Harrisburg. Trinity also benefits from an active Board of Directors, composed of local pastors and laypersons.

Administration

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Mr. JOHN COMINSKY ’85, P’15

Principal

Mr. John Cominsky graduated from Trinity after first converting to Catholicism under the influence of Trinity’s Immaculate Heart of Mary Sisters. He graduated from Mount St. Mary’s University with a B.A. in Theology and Minors in History, Philosophy, Communications, and English. Later he earned his Masters in Theology from Gettysburg Lutheran Theological Seminary. Mr. Cominsky has spent his career in Catholic education. He taught history and religion for 17 years at Trinity, served as Principal at Saint Joseph School, Mechanicsburg, while also teaching theology courses to sophomores and juniors at Mount St. Mary’s. He returned to his Alma Mater, Trinity High School, in 2016 where he stays active in the classroom teaching AP World History.

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Ms. EILEEN POPLASKI P’19

Vice Principal and Director of Academics

Ms. Eileen Poplaski is a graduate of Bishop McDevitt High School.  She earned a B.A. in Government and Politics from the University of Maryland in 1984 and spent five years working in government relations in Washington, DC before returning to Pennsylvania where she earned an M.A. in History as well as her Social Studies certification from Shippensburg University. She also holds a Pennsylvania Administrator’s certificate after completing additional graduate courses through Marywood University.  She taught for 13 years at Bishop McDevitt where she also served as Social Studies Department Chair before coming to Trinity as Vice Principal/Director of Academics in 2005.  In addition to serving on the Administrative team, Ms. Poplaski teaches AP US History.

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Mr. RICHARD GAGLIANO

Director of Students

Mr. Richard Gagliano grew up outside of New York City and attended Clarion University where he earned his B.S. in Communications. He pursued a career in the Army and served as a Military Policeman in South Korea and Ft. Leavenworth, KS. Mr. Gagliano worked in Campus Law Enforcement at both Dickinson College and York College achieving the rank of Captain before joining the Trinity staff in 2013, as the Dean of Students.

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Sister SUSAN KUK

Director of the House System

Sister Susan Marie Kuk is a member of the Sisters, Servants of the Immaculate Heart of Mary from Immaculata, PA, and has been so for over 50 years. She has 55 years of teaching and administration experience, including time spent as a principal in Miami, FL; Trenton, NJ, and Philadelphia, PA. In addition, Sister has conducted mission trips in Ecuador and Jamaica for over 14 years.  She has taught math for her entire career and has taught physics for 10 years. At Trinity, she directs the House system, teaches Trigonometry, and has a hand in many of the activities around school. 

Board Of Directors

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Mr. KEVIN SHOOK ’87, P’16,’17,’21

President

An alumnus and a parent, Kevin Shook’s Trinity roots run deep. He brings not only his knowledge of and love for Trinity to the Board, but also his business acumen as Executive Vice President at Eastern Alliance Insurance Group. Kevin also serves on Trinity’s Finance Council, where his background as a CPA is helpful in looking at the school’s finances and investments.

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Mr. BRIAN JACKSON ’85, P’15, ’19

Vice-President

An alumnus and past, current, and future Trinity parent, Brian Jackson looks to the past and the future for Trinity High School. Brian is a member of the management committee at McNees Wallace and Nurick LLC. Brian has deep ties to this area as a Penn State and Dickinson School of Law alumnus, and his perspective and background are helpful in the big decisions the Board makes.

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Secretary
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Mr. TODD LONG ’87, P’17,’19, ’22

Treasurer

An alumnus and parent, Todd Long has a deep love of Trinity and dedication to Catholic education. He runs Daily Express, Inc. as CEO and President, and his input into the operations of Trinity High School is invaluable to the operations of the school.

Rev. DON BENDER
Mr. JOSEPH CENTURIONE ’85, P’15, ’19
Dr. JEFFERY CONFORTI P’11, ’13
Mrs. KATIE FLAKE P’18, ’21
Rev. Msgr. WILLIAM KING ’75
Rev. J. MICHAEL McFADDEN
Rev. MARTIN MORAN
Mrs. MARY CATHERINE SCOTT
P’14, ’17, ’20, ’22
Mr. STEVE SHERMAN
Rev. KENNETH SMITH ’75

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