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Tessenderlo Kerley, Inc. (TKI) produces and markets specialty chemical solutions, including fertilizers, crop protection chemicals and process chemicals and services to diverse markets. TKI operates 10 manufacturing plants in North America, in addition to an extensive terminal network.

TKI is a subsidiary of Tessenderlo Group, a worldwide specialty company, focused on food, agriculture, water management and on valorizing bio-residuals. The group employs about 4,800 people and is a leader in most of its markets, with a consolidated revenue of 1.4 billion EUR in 2014.