Church Staff


Please Welcome our new Pastor Peter Kelder.



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Diane Ritzema

Worship Coordinator

Diane graduated from Dordt College in 1981 with a B.A. in Music Education. She has been Grace Church’s Worship Director for 15 years.

Diane is passionate about worship where music, visual arts, scripture readings, prayers, and liturgy center on the current sermon series’ theme.


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Barb Wassenaar

Administrative Assistant

Barb has been an Administrative Assistant for over 28 years at Christian Reformed churches in Evergreen park and Oak Lawn. She and her husband Jim have 3 adult children and 4 grandchildren. In her spare time she loves reading, crafting, cooking/baking and binge watching favorite TV shows and movies. 

One of her favorite Bible verses is
Jeremiah 29:11:
For I know the plans I have for you,” declares the LORD, “plans to prosper you and not to harm you, plans to give you hope and a future.”


Custodial Staff

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Gloria Kamper

Head Custodian

Gloria has been a church custodian since 2010 in Evergreen Park and Oak Lawn. She and her husband, Jim, have one adult son. In her spare time, Gloria enjoys reading, crossword puzzles, genealogy and being outdoors. Aside from her work as a custodian, Gloria is involved in the Library and Prayer ministries at Grace Church.

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Jim Kamper

Volunteer Custodian

Jim is retired from the Chicago Tribune where he drove a truck for 43 years. He and his wife, Gloria, have one adult son. In his spare time, Jim enjoys watching sports and riding his motorcycle. Aside from his work as a custodian, he also is involved in Worship/Tech ministry at Grace Church.