Granite Falls Energy, LLC produces and sells fuel-grade ethanol, distillers' grains, and non-edible corn oil in the United States. Its ethanol is a fuel component for the wholesale gasoline distributors or blenders, which is produced from corn and various other grains for use as an octane enhancer in fuels; an oxygenated fuel additive for reducing ozone and carbon monoxide vehicle emissions; a non-petroleum-based gasoline substitute; and a renewable fuel to displace consumption of imported oil. The company also provides distillers grains, a co-product of the ethanol production process that is used as an animal feed ingredient in the beef and dairy cattle, poultry, and hog markets; and corno.