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Contact Info:

Josh Ketterhagen

High School Principal

Boys Basketball Coach


920-668-8686 ext.547


Welcome to the high school! I have been the principal in the high school since 2013. Prior to being in this position, I taught Biology, Anatomy & Physiology, and Advanced Biology here at CGBHS since 1997. I graduated from Marian College in 1997.

The best way to contact me is by email.