Fr. Ketterer grew up in a small suburb of Dallas, TX, and is still very much a Texan at heart. He moved to Tulsa in 2004 to study Mechanical Engineering at the University of Tulsa. Following three years at TU, he attended St. John Vianney College Seminary in St. Paul, MN, for his philosophy degree followed by theology at St. John Vianney Theological Seminary in Denver, CO.
He was ordained in 2014 and has served in a variety of ministries including parish ministry, high school ministry, and college ministry.