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These are the staff of Community, each bringing their experiences and their skills to the work that they do throughout the week.  Those with email addresses invite you to contact them with whatever questions or suggestions that you might have about Community and, of course, about your place within Community.

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Betsy DeVries

Interim Pastor - Faith Formation               Email:

Betsy DeVries graduated from Calvin Theological Seminary in 2016 and is currently a candidate for ministry in the Christian Reformed Church (CRC) and a Ph.D. student a Emmanuel College at the University of Toronto where she studies Homiletics. She has served as a pastoral intern at a number of churches in West Michigan and regularly preaches at churches across Southern Ontario. Betsy and her husband, Daniel, co-pastor of Drayton Reformed Church, live in Drayton with their two young sons.

[Pastor Betsy is filling in for Pastor Amanda, who is currently on parental leave.] 

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Carel Geleynse

Pastor - Pastoral Care/Communities                 Email:

Carel Geleynse graduated from Calvin Theological Seminary in Grand Rapids, Michigan in 1981 and was ordained as a minister in the Christian Reformed Church (CRC) in October of that year. He has been a pastor in four congregations--Port Perry ON, Charlottetown PEI, Flamborough ON and Chilliwack BC--and has spent 2002 – 2003 in Haiti with his family, where he and his wife, Irene, taught at Quisqueya Christian School in Port-au-Prince. Carel joined the staff at Community CRC as Pastor/Director of Pastoral Care in January 2011. Carel and Irene have been blessed with two sons and two daughters, all of whom are now grown.

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Kor Hamming


Kor sees to it that Community's facilities and grounds are kept clean and presentable.

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John Medendorp

Pastor - Preaching and Worship                Email:

John Medendorp grew up in the Dominican Republic, where his parents served as missionairies with the Christian Reformed Church (CRC). He has also lived in the Netherlands, Texas, and Michigan. He is a graduate of Calvin College and Calvin Theological Seminary. He was ordained at Community CRC in 2015 after serving the church for a year as interim pastor. Pastor John and his wife Ashley now live in downtown Kitchener with their family.

 Sherri 1

Sherrie Missel


Sherrie also sees to it that Community's facilities and grounds are kept clean and presentable.


Heidi Renkema

Worship Coordinator                                    Email:

Heidi Renkema has been a musician in the CRC for many years. She loves to play piano and organ and work with worship teams. In the decade prior to joining CCRC as worship coordinator, Heidi completed a MSc in Land Resource Science and International Development Studies and worked in agriculture development in Florida, Cameroon, and Guelph. Those diverse experiences have given her a multicultural perspective and much practice training and equipping volunteers.

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Donna Vandervelde

Office Administrator                                  Email:

When you contact Community, whether by email, telephone, or a visit during the week, chances are that the first person you'll run into is Donna. She’s the person who will cheerfully answer your questions, and does a million behind-the-scenes things that keeps Community administration flowing smoothly.

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Diana Wilhelm


Diana keeps our accounts in order. She has been a member of Community CRC her whole life.  She and her husband, Dave, have 3 sons, 1 daughter and 1 granddaughter.

Diana was Queen of England for a little while.