Lead Pastor

AJ Sherrill

A gifted pastor, teacher, writer, and leader, AJ Sherrill has pastoral experience in diverse church settings across the nation. He is the author of Expansive: Stretching Beyond Superficial ChristianityEnneagram and the Way of Jesus, and Quiet: Hearing God Amidst the Noise. AJ holds two masters degrees in theology and a doctorate from Fuller Theological Seminary.


Mars Hill Family Life journeys with kids, students, and families at Mars Hill so that they might know how to embrace their vital role in the life and rhythm of the local church and Kingdom of God.

In large group and small group formats, our kids learn all about God’s story and are invited to enter into it. Offering programs for newborns–5th grade, this ministry meets during Sundays Gatherings.

Mars Hill Students walks with 6th–12th graders in our community as they discover and experience their Identity, Belonging, and Mission. Through dynamic Sunday evening programming and LifeGroups they strive to help our students seek to live the best kind of life—the life God made us to live.

Angela Douglass

Angela leads our Babies [Infant to 2-Year-Olds] program and loves watching children learn and grow while developing trusting relationships with the volunteers that support them.

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She and her husband, Craig, have attended Mars Hill with their 3 daughters since 2008. Throughout that time, Angela has volunteered in our Babies, Preschool, and Middle School ministries and has greatly enjoyed being a part of this community.


Kortlyn Shoemaker

Our Early Childhood Director, Kortlyn Shoemaker, is passionate about creating environments in which our preschoolers and kindergarteners can encounter and grow deeper in our Father’s love, and understand the Gospel through creative outlets, spiritual practices, and free/structured play.

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Formerly the Children’s Ministry Director at Trinity Grace Church in NYC, she also looks forward to leading our Babies ministry in partnering with the Holy Spirit through prayer, as she believes that nursery is not just about making sure a baby is safe and taken care of—it’s a beautiful opportunity to pray for each child’s character, heart, mind, soul and body.

Kortlyn and her dog, Sir Winston, live in Grand Rapids where you can find her doting on all things pink, black, or glittery.


Jaime Powell

Jaime Powell is the Pastor of our Mars Hill Kids Elementary [1st-5th Grade] ministry. She works alongside many caring volunteers to teach kids the way of Jesus. One of Jaime’s primary goals is to help kids learn that their identity is in Christ; they have a belonging in the church, and a role to play in God’s mission.

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She brings with her over 15 years in education and ministry experience as well as three degrees from the University of Michigan. Jaime and her husband, Mark of 23 years have been attending Mars Hill since 2012. They live in Rockford, with their 4 children.


Kyle Lake

Kyle Lake is the Family Life and Anthem Pastor at Mars Hill and has been on staff since 2008. Kyle is a graduate of the University of Michigan and Western Theological Seminary [WTS].

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Kyle is passionate about his work with students and families. He is an instructional assistant of Biblical Hebrew at WTS, avid Michigan Wolverine and Detroit sports fan, cyclist, and coffee drinker. He aspires to grow his urban garden and to craft the perfect sauce for homemade pasta noodles.

Kyle lives in Grand Rapids with his wife, Sandra, daughter, Clara, and dog, Walter. In their free time, they enjoy camping, visiting their neighborhood park, and exploring all that is Pure Michigan.



Nicole Grasmeyer

Nikki Grasmeyer has been a part of Mars Hill since 2007, first as a volunteer and intern before joining our staff in 2013. A graduate of Cornerstone University’s Bible and Youth Ministry department, she is passionate about working with youth and has been taking every opportunity she can to teach and lead youth since she was a student of youth ministry herself.

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In addition to serving youth in the church setting, she has also coordinated summer camp and after school programs. She gets excited about teaching students in fresh + creative ways, equipping them live out their faith in the world, and engaging them the larger Church.

She and her husband Alex, whom she met through mutual friends while volunteering in MHS, welcomed their first child, Makenna in June 2016. In their spare time, she and her husband enjoy doing almost anything outdoors, being active, and socializing.


Kristi Chapin

Stacy DeJonge


The Community Life team was developed to help people grow, heal, and serve by cultivating group environments where people can experience belonging, and take the next steps on their spiritual journey. These include everything from our Sunday Gatherings and Outreach activities, to a variety of groups and classes.

Josh Bishop

Joshua Bishop has been a pastor at Mars Hill since 2002, serving in Congregational Care and Student Ministries. He is a graduate of Cornerstone University and has a Master of Social Work from Michigan State University.

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Josh is also a therapist and speaker, and his interests are mental health first aid, trauma/shame resilience, and generosity.

Josh and his wife, Michele, have been attending Mars Hill since 1999. They live in Wyoming with their 2 children.


Troy Hatfield

Troy is the Lead Worship Pastor at Mars Hill. Troy studied music and English at Judson University and has been on staff at Mars Hill since 2004. He plays in a local band called The Mines, and his other interests include reading, Brit Rock, contemplative practices, black shirts, and Real Food Cafe.

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If you see somebody strumming a ukulele at Mars Hill, it’s probably him.

Troy and his wife, Lis, live in Grand Rapids in a house owned by their cat, Thor Catfield.


Christine Mutch

Christine Mutch is our Community Mobilization Pastor. Working alongside the other members of our Community Life Team, Christine’s primary focus is on helping our Mars Hill community connect, develop, and grow in our pursuit to make measurable change among the oppressed.

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Christine and her family have been a very active part of the Mars Hill community since 2005 and she brings a wealth of practical experience to us from her roles on the denominational leadership team for the Reformed Church in America and Associate Dean of Discipleship at Cornerstone University.

Christine also brings with her a lifelong love of learning with degrees from Hope College and Gordon-Conwell Theological Seminary in Boston, as well as a Doctorate of Ministry in Leadership and Spiritual Formation from George Fox University.


Tim Nelson

As our Formation Pastor, Tim Nelson helps lead our efforts to see our community grow in greater depth and maturity in the way of Jesus for the sake of the world.

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Tim is a graduate of Hope College and Western Theological Seminary, Tim enjoys reading, bantering theology, and exploring deeper Christian formation. He and his wife, Allie [who is an Elementary school teacher and near-professional baker] live near downtown Holland in an historic and continuously project-rich Victorian home. You can often find them playing at a local park with their 3 children [Eli, Hadley, and Abram], grilling with neighbors, or front porch sitting.


Holly VanderYacht


The Operations Team ensures that the ministries and programs of Mars Hill have the tools and support they need to work to their best ability. In essence, they’re the behind the scenes crew that keeps this place running and our community in the know.

Michelle Brummel

Marisa Calloway

Amy DeKock

Laurie Gordon

John Gretzner

Dan Johnson

Amie Jo Kreitzer

Cheryl Polasek

Jan Polinskey

Rebecca Richardson

Jennifer Roon

Catherine Vlieger


Our lay pastor team is made up of individuals in our community who are gifted in supporting others through life’s most challenging circumstances. If you would like someone to sit with you during a hospital stay or simply someone to come and pray with you in your home, call 616.249.3337 or email care@marshill.org.


Craig L. Adams

Craig L. Adams is a retired United Methodist pastor. He graduated with a Bachelor’s Degree from Wayne State University in 1971 and a Masters of Divinity from Asbury Theological Seminary in 1975.

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Following that, he served as a pastor in the West Michigan Conference of the United Methodist Church from 1975-2010. Throughout his career, he has been active in the United Methodist camping ministry, Emmaus, Chrysalis, Conference Youth Council, Lay Speakers training, the West Michigan Vital Church Initiative, and more. The things he’s enjoyed about pastoral ministry are the opportunities to preach the Gospel, to teach the Bible and Christian prayer, and the privilege of being with people in important moments of joy and sorrow. Craig and his wife, Robin, have attended Mars Hill since 2010, and have 2 grown children.


Jason Kotarski

Jason Kotarski relocated to Grand Rapids in 2016 from Flint, Michigan where he served as a lead pastor, associate pastor, and hospice chaplain. He was ordained by the Free Methodist Church in 2010 and holds a Bachelor of Arts in Family Life Education from Spring Arbor University.

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Jason’s ministry experience includes time working with youth, families, church planting, pastoral care, and community connections. He currently works full time as a board game publisher. Jason and his wife, Lisa [who attended Mars Hill during the first 5 years] have two young daughters and are excited to be a part of the life and work of Mars Hill.


Dennis VanKampen

Dennis VanKampen serves the Mars Hill community by officiating weddings, child dedications, and funerals, as well as coming alongside those in our community who desire a hospital visit or someone to pray and talk with them along life’s journey.

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Throughout his career, Dennis has served as a Kids Ministry Pastor at 2 churches, including Mars Hill. He spent 17 years in camp ministry and currently works as the CEO of Mel Trotter Ministries. Dennis is an Adjunct Professor at Cornerstone University and earned Bachelor’s and Masters Degrees from Cornerstone in Business Administration, Ministry Leadership, and Organizational Development. He and his wife, Kelly, have 4 children and reside in Cedar Springs, MI.



As a community, we are committed to service—to moving our resources and ourselves in response to human need. Focusing largely on the most vulnerable, we’ve established  a number of subsidiaries, and are thankful to work for measurable change alongside these incredible organizations.

Shandra Steininger

Chip Kragt

Laura Ward