Grain Processing Corporation (GPC) is a major manufacturer and worldwide marketer of corn-based products with plants in Muscatine, Iowa, and Washington, Indiana. Products include beverage and industrial grade ethyl alcohol, food and pharmaceutical starches, industrial starches, maltodextrins and corn syrup solids, corn bran fiber, specialty products and, animal nutrition ingredients.


Company details

  • Address: 1600 Oregon Street, Muscatine, Iowa 52761
  • Country: United States of America
  • Tel: +1 563 264 4265
  • Fax: +1 563 264 4289

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