Great Plains Ag, a division of Great Plains Mfg., Inc., is a company proud of its Midwestern roots. Based in Salina, Kansas, Great Plains Ag has been a leader in seeding equipment since its inception in 1976. Great Plains not only remains a leading producer of Grain Drills, but is also recognized across North America as a leader in Vertical, Hybrid, and Conventional Tillage Equipment, Planters, and Compact Drills.