Brad BiermaPastorBrad
Pastor of Worship

Pastor Brad and Kristin came to Calvary in 2014 from Grand Rapids, Michigan where he studied at Calvin Seminary.  He previously worked in youth ministry in Grand Junction, Colorado and Bellflower, California.  Prior to receiving his BA from Dordt College, He spent 4 years in the U.S. Marine Corps as an Air Traffic Controller.

In his spare time he enjoys hiking, hunting, reading, canoeing, and spending family time with Kristin and their 3 young kids.



Sheldon Starkenburg

Sheldon Starkenburg
Pastor of Congregational Life and Outreach

Pastor Sheldon received his theological education at Calvin Theological Seminary.  For nine years he was a youth pastor in Detroit, Michigan, and he served the Prairie City, Iowa CRC from 1992-1998.  He joined the staff at Calvary in 1999.  He has two daughters, Regina and Ramona, and he enjoys traveling, fishing, and gardening.



Nate Klingenberg
Youth Pastor

Pastor Nate graduated from Calvin Theological Seminary in the spring of 2016. He alsograduated from Calvin College in 2011 with a bachelor’s degree in Religion. He was born Oct. 6, 1989 in Kitchener, ON Canada, but has also lived in Grand Rapids, MI and Bradenton, FL. Calvary CRC is Pastor Nate’s first call to ministry as an ordained minister. Pastor Nate enjoys many different hobbies and interests including reading, writing, music, movies, and playing guitar. He is currently learning how to play piano as well! In his free time, he also enjoys both playing and watching a multitude of different sports and outdoor activities including: football, soccer, hockey, rugby, hiking, biking, and (when geography allows) the occasional surfing.



Joy Van Beek
Calvary Office Manager

Joy Van Beek studied design and communications at Dordt College. After spending 6 years abroad in South Korea and Australia she and her husband returned to the States.  She has three young children, and when she’s not busy chasing them around she enjoys reading, gardening, and crafts.




Cindy Gritters
Worship Coordinator

Cindy Gritters has been Calvary’s worship coordinator since 2008.  She is married to David Gritters and has 3 children.  At Calvary, Cindy has a desire to see people use their God given talents in the worship arts, whether it is as a musician, singer, or tech support.




Kelderman FamilyThe Kelderman Family

An integral part of keeping our church property maintained is the faithful work of the custodians.  The Kelderman family has been the custodians at Calvary for over 30 years.  Currently three generations of this family serve in various roles to maintain our church properties in a manner that provides a neat, clean appearance and an inviting atmosphere for everyone.



Judy Kelderman 

Judy has been the volunteer accountant at Calvary for the last number of years.  She assists the Deacons by writing out checks and by creating the monthly financial reports.  She is married to Arvin and has four married children.  Judy and her husband also serve as custodians as Calvary.




Christy Van Zee

Christy has volunteered as Church Historian/Archivist since September of 1997.  She keeps all church membership records up to date as well as keeping a record of all historical events at Calvary.   She creates a historical record book about Calvary for each year which contains pictures of staff, the council, special events, special bulletin/newsletters and pictures of Calvary members.  She is also in charge of keeping all items in the archive room filed properly.   She is married to Jim.  They are both active in Calvary Broadcast/Media Ministry.



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