Agronomy Team
At Key Cooperative, our agronomy team is dedicated to helping farmers achieve greater productivity and profitability through science-driven insights and personalized solutions. Our agronomists are more than just advisors—they are scientists, data experts, and trusted business partners who understand that your farm is a business. We offer expertise in crop planning, soil fertility management, seed selection, conservation, precision agriculture and pest control, ensuring every recommendation is tailored to your operation's unique needs.
Key's agronomist are here to help your farm reach its full potential. With a deep commitment to sustainable practices, we help you make data-driven decisions that improve yields, reduce inputs, and protect the long-term health of your land. Trust us to deliver the expertise, tools and support you need to grow your operation and meet your goals. Together, we’ll cultivate success. Contact our agronomy team today!
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Brent Deppe
COO & Agronomy Division Manager, CCA
Grinnell Agronomy Center
Grinnell Agronomy Center
Kelly Els
Sales & Marketing Manager, CCA
Grinnell Agronomy Center
Grinnell Agronomy Center
Andrew Goemaat
Sales Agronomist
Newton
Newton
Ann Vande Lune
Agronomy Administrator, CCA
Sully
Sully
Ben Hollingshead
Sales Agronomist, CPAg
Kelley
Kelley
Brandon Hansen
Agronomic Data Specialist, CCA
S14
S14
Brendan Davidson
Sales Agronomist
Grinnell Agronomy Center
Grinnell Agronomy Center
Cory De Jong
Agronomic Data Manager, CCA
Grinnell Agronomy Center
Grinnell Agronomy Center
Dan Dunsbergen
Location Manager, Licensed Crop Insurance Agent
Grinnell
Grinnell
David Bell
Sales Agronomist, CCA
Le Grand
Le Grand
Jamie Beck
Location Manager
Kelley & Nevada
Kelley & Nevada
Jason Goodmanson
Location Manager
S14, St. Anthony, & Zearing
S14, St. Anthony, & Zearing
Jim Bob Suiter
Location Manager
Sully
Sully
Kevin Franje
Location Manager
Barnes City & New Sharon
Barnes City & New Sharon
Landon Van Dyke
Conservation Agronomist, CCA, 4R NMS, SSp
Grinnell Agronomy Center
Grinnell Agronomy Center
Landon Van Dyke
Conservation Agronomist, CCA, 4R NMS, SSp
Grinnell Agronomy Center
Grinnell Agronomy Center
Office: (641) 260-2103
Lucas Weigle
Sales Agronomist
Story City
Story City
Matt Hill
Sales Agronomist
Zearing
Zearing
Mike Tufte
Seed Specialist
Grinnell Agronomy Center
Grinnell Agronomy Center
Mike Wormley
Location Manager, CCA
Newton
Newton
Nick Salasek
Location Manager
Le Grand
Le Grand
Ryan Schumacher
Sales Agronomist
Sully
Sully
Shaun Harvey
Seed Operations Lead
S14
S14
Tyler Whipple
Location Manager, CCA
Story City & Gilbert
Story City & Gilbert
Tyson Tucker
Sales Agronomist
Nevada
Nevada
