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2026-27 district calendar (PDF)
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CCSD 89
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Olivia Costello
First grade teacher
Arbor View
(630) 469-5505
ocostello@ccsd89.org
Tiffany Crawford
Aide
Park View
(630) 858-1600
tcrawford@ccsd89.org
Karen Croci
First-grade teacher
Briar Glen
(630) 545-3300
kcroci@ccsd89.org
Melissa Cunningham
Literacy teacher
Glen Crest
(630) 469-5220
mcunningham@ccsd89.org
Courtney Czerwinski
Business office assistant
District office
(630) 469-8900
cczerwinski@ccsd89.org
Allison Daca
Third grade teacher
Arbor View
(630) 469-5505
adaca@ccsd89.org
Margaret Dahlman
Nurse
Arbor View
(630) 469-5505
mdahlman@ccsd89.org
Paola DeAngelo
Family-engagement liaison and aide
Preschool
(630) 545-1127
pdeangelo@ccsd89.org
Derek Desjardins
Challenge teacher
Briar Glen
(630) 545-3300
ddesjardins@ccsd89.org
Alaina Dettlo
Instructional coach
Westfield
(630) 858-2770
adettlo@ccsd89.org
Tracy Dietel
Health teacher
Glen Crest
(630) 469-5220
tdietel@ccsd89.org
Jessica Dorner
Aide
Westfield
630-858-2770
jdorner@ccsd89.org
Pat Doyle
Social studies teacher
Glen Crest
(630) 469-5220
pdoyle@ccsd89.org
Rachel Druger
Interventionist
Briar Glen
(630) 545-3300
rdruger@ccsd89.org
Erin Eberle
Social worker
Park View
(630) 858-1600
eeberle@ccsd89.org
Doug Eccarius
Superintendent
District office
(630) 469-8900
deccarius@ccsd89.org
Superintendent's page
Brittney Edwards
Aide
Briar Glen
(630) 545-3300
bedwards@ccsd89.org
Onyeka Eledan
Aide
Westfield
630-858-2770
oeledan@ccsd89.org
Linda Eledan
School nurse
Westfield
(630) 858-2770
leledan@ccsd89.org
Mary Evers
Administrative assistant
District office
(630) 469-8900, ext. 1132
mevers@ccsd89.org
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