Mathematics Department Chair
Jonathan Heldmann is the Mathematics Department Chair at Downers Grove North High School. In this role, he is responsible for curriculum development, teacher evaluation, feeder school articulation, and overall departmental oversight. Beginning his career with District 99 in 2000, he’s taught Pre-calculus, AP Calculus AB, Math 1, and Math 2.
Heldmann holds a Bachelor of Science in Mathematics and Secondary Education from Illinois State University (2000) and a Master of Arts in Educational Leadership from Aurora University (2005).
Downers Grove North High School