
Bob Grysen
Senior Pastor
Pastor Bob lives and breathes Cornerstone Church! He has 4 children and 8 grandchildren. Happy to eat anything sweet, he also loves seeing people come to faith in Jesus and grow as disciples. Bob’s education includes a Bachelor of Religious Education from Kyper College, a Master of Divinity from Western Theological Seminary, and a Doctor of Ministry in Church Leadership from Trinity Evangelical Divinity School.

Nathan Gonzalez
G4 Discipleship Director
Pastor Nathan loves to serve and enjoys every opportunity he has to teach at Cornerstone. Passionate about the Word of God, he loves guiding people deeper into scripture! Nathan is married to Carlee, and enjoys reading, hanging with friends, sushi, and playing pool! Nathan’s education includes a Bachelor’s degree in Pastoral Ministry from Olivet Nazarene University and a Master’s degree in Biblical Studies from Moody Theological Seminary. He is Pastor Bob's favorite staff person! :)

Josh Helm
Worship & Communications Director
Josh is a alumni of Olivet Nazarene University with a degree in Pastoral Ministry. He has been working at Cornerstone since the Summer of 2020. He is married to Morgan, and have an amazing daughter named Micah. He likes music, improv comedy, the Marvel Cinematic Universe, and his dog Zemo.

Amy Corzine
Children's Director
Amy is happily married with five amazing kids, four sweet pups, three adorable cats, and one handsome horse. She absolutely loves serving Jesus and Cornerstone Church in Children’s Ministries. She believes two of God’s greatest creations are kids and animals.

Dylan Stephens
Tech Director
Dylan has been on staff since the summer of 2020. He always finds joy in doing production work, planning, and leading a team for Cornerstone. He has many interests and hobbies, including photography, working with cars and chasing storms.

Jamie Mather
Preschool Director
Jamie is married to her wonderful husband Nick and they have three beautiful children: Kaylee, Wyatt and Layla. Jamie has been working in childcare for 19 years and enjoys being a part in children’s growth and development and could not find a greater joy in any other career.

Madelyn Corzine
Preschool Aid
Madelyn has been serving as the teaching assistant for over two years at Cornerstone Preschool. Her favorite thing about it getting to watch the kids grow and learn something new every day!