Administrative Office
201 S Monroe
PO Box 529
Winner, SD 57580
605-842-2711, 888-325-7743
Fax: 605-842-2715

Mike Trosen, CEO

Linda Husher, Vice President of Human Resources/Corporate Development

Darin Abel, Vice President of Operations

Mark Oberle, CFO

Mike Barfuss, Director of Risk Management

Laurie Olson, Credit Manager

Grain Department

Lee Beer, Grain Department Manager

Randy Naze, Director of Grain Procecurement and Marketing

Shelly Fuerst, Grain Originator

Winner East (Feed Mill & Elevator)
27843 317th Ave
Winner, SD 57580
Fax: 605-842-0215
Tom Mathis, Site Supervisor

Winner Terminal (Grain & Agronomy)
31711 Harvest Road  (*east side of Winner)
Winner, SD  57580
Phone:  605-842-1582, 888-325-3378
Cell:  605-840-0410
Fax:  605-842-1715
Chuck Schlagel, West Region Manager

* Old Winner Agronomy Location
22 Tripp Avenue
Winner, SD 57580
Winner West 
W Hwy 18
Winner, SD 57580
Phone:  605-842-2721, 605-842-1897, 888-325-3333
Fax:  605-842-1080
Leo Westendorf, Vice President of Feed

641 W 2nd Street
Winner, SD 57580
Fax: 605-842-3029
Shawn Ulmer, Manager

 View Winner Ampride's Menu

Energy & Safety
Winner, SD  57580
Fax:  605-842-0895
David Hartley, Vice President of Energy

Chad Hanson, Safety Director


  • Administrative offices
  • Agronomy center
  • Feed mill
  • Refined fuel and propane delivery
  • Ampride
  • Grain receiving  and merchandising
  • Seed sales

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