We believe in the local church

We Are Church People

Our passion is to help those in the trenches of ministry.

We come alongside each church, get to know the people and their collective vision, and provide the right strategies to further the mission of the Church.

We work with all types of churches

Big & Small

Stuck & Growing

Healthy & Unhealthy

Urban & Rural

Modern & Traditional

Our Leadership

Jeff VanderGiessen

Co-founder, Amplio Group Lead


Jeff co-founded Amplio Systems (now Amplio Group) alongside Nate Krause in 2013 to help churches move the mission forward. Previously, he spent eight years in senior leadership at a church in Seattle, developing the church’s multisite strategy and leading the church from a single location to fifteen locations throughout the western US. During his time, he served on the leadership team that raised over $15M for twenty-four campus plants/re-plants as they navigated perpetual seasons of growth. He, his wife Cassi, and their five children live in the northwest suburbs of Chicago.

Nate Krause

Co-founder, Amplio Systems & Portable Lead


Nate co-founded Amplio Systems alongside Jeff VanderGiessen in 2013 to help churches move the mission forward. Previously, Nate served as the Technical Director at Seacoast Church in South Carolina and worked as a design consultant for a consulting group. Nate currently resides in the northern Chicago suburbs with his wife, Amanda.

Daryl Cripe

Amplio Strategy & Campaigns Lead

Daryl has spent the last 10+ years partnering with hundreds of churches of all sizes, styles, and denominations across the country. He has had the privilege of serving churches in areas of vision & strategy planning, fundraising, coaching, Sunday evaluation, and evangelism / discipleship development. Prior, he served 10+ years in leadership at three highly missional churches as well as worked for 7 years at Universal Studios and Universal Music Group. He grew up in rural Indiana, now lives in the suburbs of Indy, is married, and has two teens. He loves to laugh and slightly obsessed with dark chocolate and really good coffee.

Brian Turnbull

Church Relations Lead


Brian is passionate about sitting down with church leaders and encouraging them while diving deep into their vision and culture.   Prior to joining Amplio, he spent most of his life around St. Louis, MO where he spent several years as Director of Production & Technology for a large multi-site church.  Brian lives in the northwest suburbs of Chicago with his wife Jamie and their two boys.

Interested in joining our team?

We’re always looking for skilled, church-minded individuals to come join our team in helping move Amplio’s mission forward. Come join us!


“The team was such a joy to work with. They were friendly. They entertained all of my questions. They were joyful.”

Sara Emmerson

Sara Emmerson, Creative Director at Soul City

“We have walked away with systems and strategies for welcoming newcomers, engaging people into serving roles, re-establishing our organizational chart and developing a fluid discipleship pathway.”

Jim Maness, Lead Pastor at Life Stream Church

Through their invaluable help and expertise, we were able to exceed our campaign target. What’s more the learnings that our church gleaned working with them has had a profound and ongoing influence at E3.

Eric Case, Lead Pastor at Element3 Church

“The great thing for us about working with Amplio is they work exclusively with churches.”

Chris Wheat

Chris Wheat, Director of Operations at Soul City

“They worked with us and helped us see what we could do. And we actually made the choices, evaluating where we needed to change.”

Ken Scarth

Ken Scarth, Elder at Hope Church

“They’re going to give you the right tools you need and with the budget you have.”

Josh Stephens

Josh Stephens, Technical Director at theChurch.at

“We had a weekend long summit and it gave us real, tangible goals. We knew what we wanted to do, but we needed the how.”

Donny Gordon

Donny Gordon, Elder at Griffith First Christian

“We knew what direction God was calling us, but we had drifted away from it. Daryl helped us refocus and regain our passion for the work God was calling us to.”

Shawn Gerbers, Pastor at Ross Community Reformed Church

“They really came in and served with a servant’s heart that displayed Christ in everything they did.”

Lucas Smith

Lucas Smith, Jenks Campus Pastor at theChurch.at

Partnering with Daryl and his team is the most important and best decision we have made in the last 10 years. It changed everything at Griffith First. It has brought about a renewed focus on a Kingdom mindset and unprecedented growth and life transformation.

Shawn Cornett, Lead Pastor at Griffith First Christian

“From the very first meeting, it was obvious these people knew what they were doing. There was expertise, but a part of all of that was a passion for the Church.”

Keith Walker

Keith Walker, South Tulsa Campus Pastor at theChurch.at