Leadership Team



Ryan & Sarah Koontz

Ryan and Sarah Koontz believe that God’s Word is the only source of absolute truth in a world that praises tolerance and ambiguity. They founded Living by Design Ministries to help Christians of all ages open their Bibles, understand what they are reading, and apply the freeing truths to their lives. 

Ryan Koontz holds a Ph.D. in Mechanical Engineering and works full-time at South Dakota School of Mines & Technology. He also serves as the chairman of the board for Living by Design Ministries—his leadership skills have helped establish a solid foundation of financial stewardship and wisdom for this ministry.

Sarah Koontz is a trained Biblical counselor who has never found a problem or person beyond the reach of God’s living and active Word. She is passionately devoted to furthering the mission of Living by Design and currently serves as the ministry’s president and Bible study author. Sarah is also homeschooling her two daughters and pursuing a Master’s Degree in Christian Education from Dallas Seminary.  

Learn More about Ryan and Sarah Koontz.

Board of Directors

Mike Altstiel

Executive Director of Cavetime USA

I love the unity of the team and the kingdom building nature of this ministry. It is wonderful being a part of a world-wide ministry that is impacting 1,000’s for the kingdom of God. The mission of getting Bible Studies into the hands of the world is one of my passions. 

Abby Rowan

Founder of Heartfelt Gifts

I believe in the mission of Living by Design Ministries. Sarah has a way of communicating God’s Word with wonderful stories and humor. I am blessed that I can volunteer my time and be a very small part of a ministry that is changing lives all over the world.

Ryan Ricke

Rapid City Fire Department

I enjoy being part of this new chapter of ministry life with Ryan and Sarah Koontz. I am encouraged by the frequent ministry updates I receive and being part of this team has inspired me to think differently about things. I love our focus on reaching people with the gospel message. 

Ryan Koontz

Director of CAMP at SDSM&T

It has been a joy to serve alongside my wife in this ministry. I love hearing the stories of how our free Bible studies are impacting families around the globe. This role has kept me on my knees before the Lord, and taught me to trust Him with the future of this ministry. To God be the glory!

Pastoral Council

Dave Greenhood

Retired Pastor

Dick Nickel

Retired Pastor

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