Church Leadership


Aaron Sturgill


Aaron Sturgill has been in full time ministry since his graduation from Calvary Theological Seminary in 2003 where he earned his Masters of Divinity. In December of 2017 he finished his ThM in counseling from The Southern Baptist Theological Seminary.  He was an associate pastor for seven years in Michigan prior to his role as the primary teaching elder at Cornerstone. Aaron is very thankful for the display of God’s grace in his salvation at an early age, and enjoys God’s continued good work in his life. He and his wife, Linda, have 4 children, Molly, Spencer, Ryan, and Dakota.

Rick Schelthelm


Rick and his wife Sandy have been ministering at Cornerstone since 2005. Beyond his regular and consistent Bible teaching, he faithfully serves Cornerstone as overseer of the Missions Program and financial administration. He and Sandy have 4 children (Sarah, Esther, Isaac, and Nathan) and live in Marshall.

Joel Roderick


Joel and Sarah have been serving at Cornerstone since 2001. Joel leads a Men’s Life Group every other Saturday morning in Watertown. He has been faithful in his service of shepherding and teaching. Joel and Sarah have 5 children (Eerina, Matthew, Shepard, Ahnna, and Weston) and live in Waterloo.

Bill Hitzemann


Bill and Kim have been members and leaders at Cornerstone for more than a decade.  Their consistent testimony and faithful service have been clearly noted, and as of the spring of 2013, Bill came on as an elder of Cornerstone after having served as deacon for many years.  They have two adult children, Zoe and Trevor, and they live in Waterloo.


Adam Heinlein: Head Usher

Steve Dray: AWANA

Andy Wredberg: Outreach and Missions

Brett Clardy: Treasurer

Dennis Elliott: Benevolence

Michael Karls: Building and Maintenance

COPYRIGHT © 2013 Cornerstone Church. All Rights Reserved.