Grain Team
Tom Olsen
Exec. Director of Grain and Agronomy Operations and Procurement
Main Office
712-722-2671
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Tom Olsen
Tom Olsen began working for Farmers Coop Society in 2008. Tom is currently Executive Director of Grain & Agronomy Operations and Procurement. Tom graduated from IWCC in 1995. Tom’s favorite part of his day is working with suppliers to get the best deal possible on crop inputs along with working with the operations teams to make sure they are successfully serving our patrons.
Certifications: IDALS Commercial Pesticide Licences, HazMat Technision Training.
Jake Korzeniewski
Sr. Director of Grain Operations
Main Office
712-722-2671
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Jake Korzeniewski
Jake Korzeniewski began working for Farmers Coop Society in 2023. He is currently the Senior Director of Grain Operations. He graduated from South Dakota State University in 2015. Jake's favorite part of his day is overcoming obstacles that arise and providing the best experience for our customers.
Steve Winter
Agronomy Central Dispatcher/Location Manager
Little Rock Office
712-479-2020
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Steve Winter
Steve Winter began working for Farmers Coop Society in 2017. He is currently Location Manager in Little Rock and the Agronomy Central Dispatch Manger. He graduated from Northwest Iowa Community College in 2017 with an AAS degree in Agriculture and a Diploma in Agricultural Business Management. Steve’s favorite part of his day is coming to work and finding ways to solve problems.
Certifications: Application I &II, CDL with Hazmat & Tanker Endorsements, Fire Fighter I &II, HazWoper
Mike Carlson
Worthing Location Manager
Worthing Office
605-214-0000
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Mike Carlson
Mike has been in the grain business for 27 years. He started at the local coop in his hometown of Sisseton, SD but then moved to the Sioux Falls area in 2005. He worked for Cargill for 11 years and Central Farmers CO-OP in Marion for 3 years.
Mike and his wife Michelle live in Sioux Falls with their 5 boys: Tanner (22), Tate (19), Caleb (16) Treyson (15) and Jace (14). In his spare time, Mike enjoys attending activities with his children. Caleb is active in football and baseball. Treyson enjoys baseball and show choir and Jace is on the Sioux Falls Swim Team.
Bill Kodad
Grain Marketing Specialist
Main Office
712-722-2671
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Bill Kodad
Bill Kodad began working for Farmers Coop Society in 2024. He is currently a Grain Marketing Specialist. He graduated from the University of Nebraska-Omaha in 1990. Bill’s favorite part of his day is getting to know each grower and evaluating their unique needs in grain marketing.
Brian Hermelbracht
Grain Marketing Specialist, Feed Ingredient Merchandiser
Sioux Center
712-722-2671
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Brian Hermelbracht
Brian Hermelbracht began working for Farmers Coop Society in 2024. He is currently a Grain Marketing Specialist and Feed Ingredient Merchandiser. He graduated from Panhandle State University in 2000 and Northwest Missouri State in 2002. Brian’s favorite part of his day is being able to find the best value in feed ingredients for our customers.
Certifications: MS in ruminant nutrition, ARPAS
Joe Hofmeyer
Grain Marketing Specialist
Main Office
712-722-2671
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Joe Hofmeyer
Joe Hofmeyer began working for Farmers Coop Society in 2024. He is currently a Grain Marketing Specialist based out of Sioux Center. He graduated from Bethel University in 2010. Joe's favorite part of his day is getting the opportunity to be in relationship with our producer customers and working with them to make their operation and the Coop successful.
Certifications: Certified Professional in Supply Chain Management (CPSM)