A graduate of the University of Saskatchewan with Bachelor of Arts and Bachelor of Education degrees, Kreiser has formerly served as a school teacher and school administrator. Most recently, he has retired from the oil and gas industry where he worked as an operator for over a decade.

Kreiser is an active volunteer with the Knights of Columbus Councils, is currently the fundraising lead for the St. John Bosco Wilderness Camp, and has previously spent 3 years as a lay missionary in Southern Peru. Kreiser and his wife Laura currently reside in Saskatoon, and enjoy the many blessings brought to them by their large, blended family of 6 adult children.