Mark Tetzlaff
Director

Mark Tetzlaff is a native of Hayti, SD. He graduated from Hamlin School in Hayti, SD. He graduated from SDSU with a degree in commercial economics and a minor in computer science. After graduation, he farmed for 17 years and continues to farm today on a part-time basis. In the past he has been a credit review officer of First National Bank in Brookings and is currently the Assistant Vice President of Reliabank in Estelline dealing primarily with Ag Lending.

Tetzlaff currently lives in rural Clear Lake with his wife of 20 years, Sara, who is teaching at Watertown Senior High School. They have five children who attend Watertown schools.