Grain Processing Corporation (GPC)540For over 80 years, Grain Processing Corporation (GPC) has provided superior grain-based products and exceptional service to iconic brands worldwide. Using corn, chickpeas, soy, and other grains, GPC crafts high-quality ingredients for the food, beverage, industrial, agricultural, and pet care industries. GPC’s expanding line of specialty carbohydrates includes MALTRIN® maltodextrins & syrup solids, starches, functional flours and fiber to meet the ever-evolving needs of our customers. Our Clearly Superior® ethyl alcohol products are used in applications demanding the highest degree of purity. We also offer Non-GMO Project Verified options. Headquartered in Muscatine, Iowa, with facilities across the United States, GPC is a fourth-generation, family-owned business.