Church of Peace is blessed with a dedicated staff. Our pastor provides leadership in worship and in our community, our music directors ensure that beautiful music is shared at our services, parish nurses provide medical guidance to our members, and maintenance and cleaning staff make sure our building and grounds are hospitable.
The Rev. Mariah Marlin-Warfield
Rev. Mariah Marlin-Warfield began serving Church of Peace in 2013, and her faith is energized each day by the congregation’s commitment to the neighborhood. Pastor Mariah is especially passionate about ministry that builds a bridge between the church and those affected by the criminal justice system. After earning a Bachelor of Arts degree from Sarah Lawrence College in 2002, she attended Chicago Theological Seminary where she met and married her husband, Chris, and received a Master of Divinity degree in 2007. She and Chris live in Davenport with their dachshund, Hildegard. Pastor Mariah enjoys coffee, music, and list-making, in that order.
Karen is a native of Milan, Illinois. She has a bachelor’s of arts degree in Elementary Education from Prescott College in Prescott, Arizona. Karen lived and taught fifth grade on the Navajo Nation Reservation in Chinle, Arizona from 1991 thru 1996; then returned home to the Quad Cities. She taught fifth grade at King Elementary School in Galesburg, Illinois for one year, then moved on to the Training and Development Department of MidAmerican Energy Company in Davenport, Iowa. She retired after 20 years at MidAmerican and is currently the Communications Coordinator at Church of Peace in Rock Island. Karen is married to Chuck Sergeant; she has four grown children, five grandchildren and lives in Milan, Illinois.
Mary a graduate of the University of Missouri’s Nursing program and has her Master’s Degree in Community Health Nursing from Northern Illinois University. When she retired after more than 30 years in the Visiting Nurse Association, she chose to become a volunteer Parish Nurse at the Church of Peace. It is a great honor for her to work with our church members as they seek wellness of body, mind and spirit. It is a challenge she finds fulfilling and rewarding. The congregation continues to amaze her with their willingness to serve and support each other, our neighbors, and others who come to us.
Nancy Olson was born and raised in Chicago, Illinois. She earned a BM, BA from Augustana College in 1965, and Nancy became a Registered Nurse upon graduating from Scott Community College in 1988. Nancy has worked as a Mental Health Nurse for 21 years. She has been married and divorced and has three adult children and three grandchildren. In addition to nursing, Nancy is an accomplished vocal soloist. She has performed with Chamber Singers, Christian Science Church, Music Guild, and Genesius.
Director, Chancel Choir
Jessica Waytenick is the Chancel Choir Director and a member of the Praise Team. The Chancel Choir is a part of the service each month from September to May. Jessica started leading the choir in 1994. Jessica says, “The Church of Peace feels like home, and the sanctuary is a beautiful place to sing.” Along with time at church, Jessica works for Visit Quad Cities.
Organist and Director, Bell Choir
Curtis Fischer-Oelschlaeger is the director of choral activities at Rockridge Junior and Senior High Schools. He is also active in theater and music groups throughout the Quad Cities. Curtis is a lifelong member of the Church of Peace and loves being a part of the music department that has the privilege to make music surrounded by gorgeous stained glass windows and watched over by the Good Shepherd painting!
Building and Grounds Coordinator
Brian Wischnak was born and raised in Detroit Lakes, Minnesota. He has been at Church of Peace for over fifteen years. In addition to working as the Building and Grounds Coordinator, Brian also works as a Power Plant Mechanic at Trinity Medical Center. Brian and his wife, Kathy, have been married over 36 years. They have four kids and five grandkids.
Ed Johnson has been part of Church of Peace for his whole life. He states, “The pastors and the church have been a source of strength and love for many years now — blessed to be a member!” In addition to serving as the church’s housekeeper, you can find Ed directing Christian Education, co-leading the Adult Forum, volunteering at the Food Pantry, and more!
Children's Choir Director
Katie Casey leads the Church of Peace Children’s Choir. She is the music teacher at Pleasant Valley’s Hopewell Elementary School in Bettendorf, Iowa. She has a bachelor’s degree in music education from the University of Illinois and a master’s degree in special education from Western Illinois University. She and her husband, Jimmy Sederquist, live in Bettendorf with their children, Kinley and Kellyn.