Koch Fertilizer, LLC, and its subsidiaries are collectively one of the world's largest producers and marketers of fertilizers. The company owns or has interests in fertilizer plants in the United States, Canada, and Trinidad and Tobago. Its distribution network covers global demand through state-of-the-art terminals in the U.S., Canada, Mexico, Brazil, Australia, France and the United Kingdom.Koch Fertilizer’s expanded product portfolio includes ammonia, urea, UAN, phosphate, potash, and sulfur-based products, in addition to a variety of high-performance fertilizers including AGROTAIN? nitrogen stabilizer, AGROTAIN? PLUS