Leadership Team

Jason Kroener
General Manager

Jason grew up in Okarche, Oklahoma. He attended Oklahoma State University and received his bachelor’s degree in Marketing, and a Master of Business Administration from the University of Phoenix. Jason has worked in the cooperative system for over 10 years with Farmers Co-op of Okarche, Mid-Oklahoma Co-op and CHS in various management and support roles. He spent nine years with Bayer Crop Science in marketing, sales, business development, and sales management in Kansas City, Missouri, and Lubbock, Texas. Jason and his wife Anna have four sons — Sam, Will, Jake and Andrew.

Kingfisher – Grain Facility

Chris Townsley
Location Manager

Chris grew up farming with his dad in the western Oklahoma panhandle near Boise City. He attended high school in Keyes and earned a Bachelor of Science from Oklahoma Panhandle State University in Goodwell. He has been involved in agriculture his entire life. His elevator experience comes from spending 14 years with the Elkhart Co-op in Keyes. He also worked a short time with the Oklahoma Department of Agriculture in the Consumer Protection Division before joining CHS. He is the proud father of a daughter and two sons.

Kingfisher Agronomy Center


Tim Darst
Agronomy Department Manager

Tim has worked in the agronomy and grain elevator business for over 20 years. He spent most of the time working in western Oklahoma, with some time spent in western Kansas. He has worked in every area of the retail agronomy and grain elevator business including driving a spray rig, working in the elevator, feed, and fuel and he was a regional agronomy manager for a CHS group in Kansas. He attended college at Dodge City Community in Dodge City, Kansas, before starting his career in agriculture. He has his Certified Crop Adviser Certificate and also serves on the Oklahoma Ag Retailers Board. Tim enjoys working with producers to grow the best crops they can with the resources and technology we have today. He is married to LeAnn. They live in Kingfisher and have 7 daughters and one son. They also have three grandchildren.

Frederick – Office and Agronomy

Brandon Winters
Area Manager

Brandon has served in the ag cooperative industry for more than 25 years, mostly recently as president and CEO of Tillman Producers Co-op. When Tillman merged into CHS in March 2020, he became area manager for Frederick and Davidson locations. He has a Bachelor of Science in Business Administration from Southern Nazarene University and is a licensed Series 3 and 30 commodity broker. Brandon is also active in many community organizations, including the First Baptist Church in Frederick as well as a Level 1 fire fighter. He has served on the boards of the Oklahoma Cooperative Council and the National Cotton Council of America. He and wife Linda have one son, Trenton.

Frederick – Cotton Gin

Brandon Varner
Gin Manager

Brandon grew up in Frederick, Oklahoma, where his family still farms today. He received a Master of Science in Agricultural Economics from Oklahoma State University. He has worked in the cooperative system since college. Brandon is the location manager for the CHS cotton gin near Frederick. He and wife Audra have two sons and two daughters.


Keith Boeckman
Location Manager

Keith has lived in Oklahoma most of his life and has been working in the ag industry for 15 years. He brings a vast amount of knowledge about the area and its growers to his role as location manager at Hennessy, and he looks forward to the new opportunities ahead. Keith and wife Kay have two girls, Savannah and Olivia.



Zak Nulik
Location Manager

Zak grew up in Enid, and spent the summers throughout his childhood helping on his family farm. He received his Bachelor of Science in Ag Business from Oklahoma State University. Since then, he has spent the last nine years working in a variety of cooperative management roles in Oklahoma and Texas. He has experience in safety and compliance, location management, and general management. Zak is married to his high school sweetheart, Jenny, and they have three boys.



Eugene Roach
Location Manager

Eugene has been working in the cooperative system since December 1988. He started at Okeene operating the tire truck before becoming a branch manager at Hitchcock. He has managed branch locations in Okeene, Watonga and Omega. Before he worked in the co-op system, he was a driller on an oil rig for 10 years. He is married to Sandy and resides in Watonga. He has two children, a son and daughter from a previous marriage, and two step-daughters. He and his wife have eight grandchildren. They have a cow/calf operation his wife operates during the day and he assists her when he is not working for CHS. Eugene has been a volunteer firefighter for 25 years, an EMT for 20 years, was the mayor of the small town of Hitchcock for several years. He is currently serving on the Watonga Ambulance board.



Rick Brueggen
Location Manager

Rick has been working in the co-op system in Okarche since 1988. He started as a floater operator, moved into sales and then became manager. When Rick is not at work, he helps his nephew and sister-in-law with their farming operation. His hobbies include woodworking and metal work as well as ag spraying for local farmers. He is a member of the local Lion’s Club in Okarche. He is married to Darla and has two children, a daughter and son, as well as three grandchildren.

© 2021 CHS Inc.