Julia_WheatonDr. Julia Wheaton
708-671-3110 or Email

Dr. Wheaton’s professional pursuits have been shaped by growing up in a family of seven with a very strong commitment to education and the field of teaching.  This foundation of support and encouragement guided Dr. Wheaton to study education at Illinois State University where she earned a Bachelor of Science Degree in Early Childhood Education.  She continued her education by earning a Master of Science degree in School Psychology at Illinois State University.  After working several years as a school psychologist, she completed coursework to obtain a Master of Arts degree in Educational Administration from Governors State University.  In 2006, Dr. Wheaton earned a Doctor of Philosophy degree in Educational Leadership and Policy Studies at Loyola University Chicago.  Prior to coming to District 230 in 2009, Dr. Wheaton served as the Director of Student Services for Mokena Public Schools and was Principal at Mokena Junior High School for six years.  Since 2009, Dr. Wheaton has served Carl Sandburg High School as the Associate Principal of Instruction, Associate Principal of Pupil Personnel Services, and Principal.



Brian Klene
Associate Principal
708-671-3114 or Email

Mr. Klene joined Sandburg's administrative team as Associate Principal in July 2012. He joined the school from Lockport High School where he served as Dean of Students and Activities Director. He also served as Interim Department Chair for Social Science and taught American Government and Economics. He earned a Masters in Curriculum and Instruction from the University of St. Francis, an Administrative Certificate from Governors State University and a Bachelors in Social Science from Eastern Illinois University.



Tricia Gikas
Associate Principal
708-671-3112 or Email

Mrs. Gikas joined District 230 in 1983.  She earned her Bachelor’s Degree from Augustana College majoring in biology and secondary education. She went on to obtain a Master of Arts from Governors State University in educational administration and from National Louis University in curriculum and instruction. Mrs. Gikas’ educational career includes being a teacher, division chair and associate principal.  



Terry Treasure
Assistant Principal
708-671-3126 or Email

Mr. Treasure is entering his seventh year as assistant principal for Activities/Athletics.  Prior to his appointment as assistant principal, Mr. Treasure served as a dean of students for six years at Sandburg and as a physical education teacher at Stagg High School.  Mr. Treasure received his Bachelor degree from the University of Illinois Urbana Champaign and his Masters degree in Educational Administration from Governors State.


Eric Apgar
Guidance Director
708-671-3120 or Email

Andrew DeCraene 
Head Dean
708-671-3190 or Email

Lynna Dahlgren
708-671-3193 or Email

Pat Feeney
708-671-3191 or Email

Jeanann Paczesny
708-671-3192 or Email

Mark Krusz
Athletic Director
708-671-3138 or Email

Jeanie Possemato
Division Chair for Special Services
708-671-3131 or Email

Mark Fertel
Division Chair for Math and Business
708-671-3134 or Email

Shawn Donovan
Division Chair for Social Studies, World Languages and Art
708-671-3130 or Email

Derrick Smith
Division Chair for English and Music
708-671-3135 or Email

Chris Erickson
Division Chair for Science, Applied Technology and FACS
708-671-3133 or Email

Steve McInerny
Division Chair for Physical Education, Health and Drivers Education
708-671-3132 or Email


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