HomeCooperatives Agricultural Cooperatives by States Agriculture Co-ops in Iowa Tags CO CT DE GA IA IL IN KS KY MA MD ME MI MN MO MS NC ND NE NH NJ NY OH PA RI SC SD TN TX VA VT WI WV Tags hide tags Landmark Services Cooperative Landmark Services Cooperative is a member-owned agriculture cooperative headquartered in Cottage Grove, Wisconsin. The cooperative provides agronomy, energy, feed, grain, and logistics products and services to its customers in Wisconsin, Illinois, and Iowa. Landus Cooperative Landus Cooperative is a farmer-owned agricultural cooperative offering a complete range of services for a business of its type; from agronomy services, precision ag, and grain marketing to feed manufacturing, seed and crop nutrient supply, and more. Heartland Cooperative Heartland Co-op is a full-service farming cooperative with 71 locations in Iowa and Nebraska. Precision ag and information management help Heartland to provide a wide range of proven products like seed, crop nutrients, and crop protection products. Growmark Cooperative Growmark Inc. is an agricultural supply cooperative that provides products, services, and grain marketing in the Midwest and Ontario, Canada. Growmark’s core member cooperatives that use the name FS are located in Illinois, Iowa, and Wisconsin. Foremost Farms USA Foremost Farms USA is a farmer-owned dairy cooperative headquartered in Wisconsin focused on producing cheese, butter, and whey ingredients. Central Valley Ag Central Valley Ag is an agricultural cooperative focused on grain, feed, and energy, which has 90 locations across Iowa, Kansas, and Nebraska. Aurora Cooperative Aurora Cooperative Elevator Company is an agricultural cooperative company with more than 100 years of experience. Although the majority of the Aurora locations are based in Nebraska, the co-op also serves clients in Texas, Colorado, South Dakota, Kansas, Iowa, and Maryland.