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Meet our Administration
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Strategic Plan
Staff Directory
Testing Information
Academics
Show submenu for Academics
Academic Intervention & Mentoring
Show submenu for Academic Intervention & Mentoring
AIM Programs
AIM Placement Process
AIM Progress Monitoring
Resources for Academic Success
Career Tech Education
Show submenu for Career Tech Education
Business Education
Family and Consumer Science
Theater
Technical Education
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Music
Visual Arts
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Science
Social Studies
Special Education
World Language
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Multilingual Learner (ML)
Curriculum Maps
Athletics and Activities
Show submenu for Athletics and Activities
Athletics Information
Athletic & Activities Calendar
Athletic Training
Northern Lake County Conference
rSchool Schedules and Registration
Athletic Booster Club
Student Clubs and Activities Information
Summer Camp
For Students
Show submenu for For Students
Course Selection
Library
Lunch Menus
Curriculum Guide 2024-25
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Rampage Student Newspaper
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Incoming Freshmen: Class of 2028
Varsity Tutors
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College and Career Center
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Prevention and Wellness
School Counseling Staff
Show submenu for School Counseling Staff
Social Work
Transcripts Request
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Bookstore
Free/Reduced and Fee Waiver Information (Central and North)
Attendance
Green/White calendar with Bell Schedules 2023-24
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Grayslake Central High School
Staff
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Dan Cahill
Science
Science
847-986-3300 x5530
dcahill@d127.org
Eric Hancock
Science
Science
847-986-3300 x5748
ehancock@d127.org
Margaret Gallagher
Science
Science
847-986-3300 x5539
mgallagher@d127.org
Alexander Hord
Science
Science
847-986-3300 x5525
ahord@d127.org
Brian Johnson
Science
Science
847-986-3300 x5586
bjohnson@d127.org
Theresa Lichon
Science
Science
847-986-3300 x5629
tlichon@d127.org
Deanna Mazanek
Science Department Chair
Science
847-986-3300 x5503
dmazanek@d127.org
Kevin O'Connor
Science
Science
847-986-3300 x5627
koconnor@d127.org
Shanna Piggott
Science
Science
847-986-3300 x5643
spiggott@d127.org
Alison Rossmann
Science
Science
847-986-3300 x5614
arossmann@d127.org
Ricky Stark
Science
Science
847-986-3300 x5709
rstark@d127.org
Bryan Tylkowski
Science
Science
847-986-3300 x5512
btylkowski@d127.org
Aiden Williams
Science
Science
847-986-3300 x5647
awilliams@d127.org
