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Gary Kirst - Senior Pastor

Gary has been our Senior Pastor since 1990. He’s been married to Linda for 35 years, and they have four adult children. Gary loves serving the Lord and his people enjoys playing the trumpet, golf, and reading about history. He’s a graduate of Trinity Evangelical Divinity School (M.Div. 1990, D.Min. 2019). Linda works at a bank in Dubuque in retirement planning and loves helping to bring people together in our church body. And… they’re Packer fans.


Tim Wagner - Youth Pastor

Tim is a graduate of Emmaus Bible College. He serves as the youth pastor (since 2005). He enjoys helping students see the glory of Jesus Christ in the Word of God, realize the importance of the local church, and catch a vision for the Gospel-needs around the world. Tim and his wife April have 4 kids. They enjoy hikes, ice cream, reading, and inventing new games to play.



Mark Benedict

Mark and his wife of 32 years, Sandy, live in Dubuque and have five children and two grandchildren. Besides spending time with his family, Mark loves God's Word, the Gospel, and the Church. He also enjoys working on mechanical projects, like cars, and he enjoys watching football. Mark and Sandy have been members of GBC since 2001.


Tom O'Toole

Tom and his wife, Beth, raise cattle and chickens on their farm in rural Elizabeth. Tom and Beth have been active members of our church for 16 years, Tom serving as an elder during some of those years, and as an adult Sunday School teacher, and Beth as our church's Administrative Assistant for 15 years. They are trusting God to grow their love for Him, His Word, and His people

Bob Hinnen


Ray Guerra

Ray serves as the Worship Coordinator at GBC (since 2019). Ray was born and raised in Texas before moving to Dubuque where he met his wife Laura at Emmaus Bible College, received his Bachelor's degree, and then went on to receive his Master's from Liberty University. Ray enjoys singing, playing guitar, piano, bass guitar, drums, percussion, and saxophone. Ray and Laura have a young daughter Luisa and they love to meet visitors at church. He also serves at Emmaus Bible College and as a Guitar Instructor at the Northeast Iowa School of Music. Ray has a heart for teaching and equipping others to see how their faith in God informs every area of their lives.



Kelly Kent


Megan Baily

Megan graduated from Emmaus Bible College with her Bachelor's Degree in Ministry Leadership and has been serving in this role at GBC since the spring of 2020. She is an Iowa girl, born and raised, and loves living in her current hometown of Dubuque. Megan's heart is in serving the Lord by serving his people. She also enjoys coffee, traveling, and the Green Bay Packers!


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Wayne Wuebbels

Todd McBride

Randy Miles

Darren Kent

Kevin Sandri

Colin Williams

Marshall Sandlin

Jim Bowden


Ann Schoenhard-Holmes

Hannah Hinnen

Kelly Kent

Linda Kirst

Sandy Crist

Susan Miles

Sue Lentini