About Us

Little Sioux Corn Processors, 4808 F Avenue, Marcus, Iowa 51035
Design/Build Firm: Fagen, Inc - Contractor / ICM Process Design

Feedstock: Corn
Broke Ground: November 19, 2001
Startup Date: April 2, 2003 

  • Processing of Corn began on April 3, 2003
  • The first DDG's were loaded on April 7th
  • The first Alcohol was distilled April 8th
  • The first Ethanol railcar was loaded on April 15th

Original Capacity: 40 mmgy 
Expansion 2005: 52 mmgy
Expansion 2007: 92 mmgy

Expansion 2015: 135 mmgy

Expansion 2017: 160 mmgy

Call us daily for current corn bids.
We have a large supply of distillers grains on hand at all times - Contact us for your distillers grains needs.

Introduction of personnel at Little Sioux :
General Manager: Steve Roe
Plant Manager: Chris Williams
Grain Merchandiser: Jake Wetter
Controller:  Gary Grotjohn

To reach any of us via e-mail simply click on the appropriate name

Little Sioux Corn Processors, LLC 

4808 F Avenue

Marcus, IA 51035

712-376-2800 - phone
712-376-2815 - fax