Serving in Christ's Love and Sharing the Good News

Our Staff

The pastors at Trinity Lutheran believe the church is a faith community that excels in bringing the good news of God's unconditional love alive in people's lives.

Pastor Brian Mortenson

Pastor Brian is a graduate of Luther Seminary. In 2017 he completed training on Intentional Interim Ministry at Luther Seminary. He is currently under call through the Rocky Mountain Synod at a large church in Colorado Springs, Colorado. He previously served as an interim pastor in Sioux Falls. Additionally, Pastor Brian has more than 17 years experience as President and CEO of two medical foundations. Prior to that, he served as Senior Pastor at First Lutheran Church in Sioux Falls, South Dakota.

Contact Brian Mortenson, Interim Lead Pastor
Phone Extension 216

Pastor Sarah Semmler Smith

Pastor Sarah is originally from New London, MN and was new to the Trinity staff in 2013. After graduating from St. Olaf College in Northfield, MN, she completed studies at the Lutheran School of Theology at Chicago and served as pastor at Our Savior’s Lutheran Church in Stanley, WI. Pastor Sarah is energized by helping others see God at work in their lives and nurturing the development of faith in children, youth and families.

Contact Sarah Semmler Smith, Pastor
Phone Extension 217

Pastor Brahm Semmler Smith

Pastor Brahm is originally from Whitewater, WI. He graduated from St. Olaf College in Northfield, MN and the Lutheran School of Theology at Chicago. He served as pastor of Our Savior’s Lutheran Church in Cornell, WI before coming to Trinity in 2013. Pastor Brahm enjoys forming life-giving relationships in faith communities and working with youth.

Contact Brahm Semmler Smith, Pastor
Phone Extension 213

Pastor Natalie Leske

Pastor Natalie was raised in Fridley, MN. She studied Elementary Education at St. Cloud State University, then served as an ELCA missionary in Cameroon, W Africa as teacher and director of the American School. She attended Luther Seminary in St. Paul, MN. Natalie has served in the NW Synod of WI in various calls for over 20 years. She is excited about her new position as Pastor of Care and Concern at Trinity. Natalie is passionate about life long learning and finds it gratifying to teach Christian Spiritual Formation at the NW Synod of WI’s Lay School of Ministry and teaching prayer practices whenever she gets the opportunity.

Contact Natalie Leske, Pastor
Phone Extension 215