Department Staff

Catherine Hannigan
Dir. of Operations / CSBO
channigan@district106.net
708-485-3073
Jaime Tiesenga
Business Office Specialist:
Accounts Payable/Accounting

jtiesenga@district106.net
708-485-3564
Andrea Rodriguez
Business Office Specialist:
Payroll/Benefits

andrearodriguez@district106.net
708-485-3034
Ana Benitez
Receptionist / Assistant
abenitez@district106.net
708-485-3041
Department of Finance & Operations

Mike Vargas
Assistant Business Office Manager

1750 W. Plainfield Road
La Grange, IL 60525

Phone: (708) 485-3034
Fax: (708) 246-0220
mvargas@district106.net


Mike Vargas has been part of the Highlands Family since 2016. He functions as our Assistant Business Office Manager and works together with the Director of Operations to help run all of our school business functions. His role also includes working together with our local fundraising groups to provide students and staff with new and innovative classroom learning materials.

Mr. Vargas graduated from Illinois State University with a degree in Finance. He has been working with local school districts in Lyons Township for over 5 years and plans to one day become a school Business Manager.

Department Staff

Catherine Hannigan
Dir. of Operations / CSBO
channigan@district106.net
708-485-3073
Jaime Tiesenga
Business Office Specialist:
Accounts Payable/Accounting

jtiesenga@district106.net
708-485-3564
Andrea Rodriguez
Business Office Specialist:
Payroll/Benefits

andrearodriguez@district106.net
708-485-3034
Ana Benitez
Receptionist / Assistant
abenitez@district106.net
708-485-3041