About

"The high school years are a time when students desire and learn independence. It is essential that at the very same time, they are trained to fully depend on the promises God has in his Word. There is nowiser investment than that of a Christian education."

Chad Marohn

Principal

Chad Marohn has served in the WELS school system as an administrator and educator for the past 24 years. After graduating from Martin Luther College in 1999, he was assigned to St. Mark Lutheran School in Eau Claire. In 2010, he took a call to St. John's Lutheran School in Lannon, WI where he served for seven years. In 2017, he moved to Howards Grove, WI to serve as principal and teacher at St.Paul's Lutheran School.

Throughout his ministry, Chad has treasured each student, parent, and ministry partner. He is indebted to the many gifted and faithful individuals he has served with and learned from through the years. He is most thankful to his Lord for the privilege of sharing the gospel through Christian education.

Chad and his wife, Ann, have been blessed with six children and a wonderful son-in-law. Their two youngest children are current students at Cornerstone! 

At CLHS we do more than just focus on academics. We focus on building Christian Character and Service with our students. Teaching at CLHS is special because we are preparing our students for the rest of their life, and more importantly, for eternity with their Savior in heaven.

Phil Gustafson

Assistant Principal

Phil Gustafson has served as a teacher or administrator in WELS schools for the past 15 years. After graduating from Martin Luther College in 2009, he was assigned to teach middle grades and serve as Assistant Principal at St Mark Lutheran in Eau Claire. Phil served at St Mark until 2020 when he was called to serve as Principal at Trinity-St Luke's in Watertown, WI. After 4 years as principal, Phil accepted a call to teach at Cornerstone and serve as Assistant Principal starting in the 2024-2025 school year. Phil has two Master's degrees from Martin Luther College, one in instruction, and one in educational leadership. 

Phil and his wife, Sarah, have been blessed with 5 children. They have 3 children enrolled at St Mark (Hannah, Aiden and Isaiah), and two more at home (Hailey and Harper).  The Gustafson Family moved to Chippewa Falls in June of 2024.

Phil is excited to teach Language Arts, Geometry and PE this school year. After spending 11 years in the Chippewa Valley teaching middle school at St Mark, he knows the need for quality high school Christian Education in the area. Phil looks forward to working with the students and families at CLHS!