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Tessenderlo Kerley

We believe through innovation we can expand the possibilities for farmers, consumers, and the earth.

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Latest News

  • Dumas, Texas Plant Celebrates 60 Year Anniversary

    Dumas Plant, the Only North American Producer of a Key Mining Chemical, Celebrates 60 Years

    How does Tessenderlo Kerley’s smallest but oldest plant, located in a small town in the Texas panhandle, provide one of the most important mining products in North America? Through a daily commitment to safety, sustainability and each other – a commitment that was celebrated in June as our Dumas, Texas plant celebrated 60 years of operational...

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  • Dr. Zack Ogles

    Tessenderlo Kerley Publishes Groundbreaking Research on Thiosulfate Fertilizers in the Soil Science Society of America Journal

    Phoenix, AZ –May 8, 2025 – Tessenderlo Kerley is pleased to announce the publication of a pivotal study in the Soil Science Society of America Journal, titled “Potential of Ammonium Thiosulfate and Potassium Thiosulfate to Inhibit Nitrification in Soils.”

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  • Tessenderlo Kerley Agro Rebrand

    Tessenderlo Kerley Announces Rebranding of Agro Business Units

    PHOENIX, ARIZONA, January 1, 2025 – Tessenderlo Kerley, Inc., a leader in agricultural solutions, is excited to announce the integration of its Crop Nutrition (Crop Vitality) and Crop Protection (NovaSource) businesses under a unified brand name, Tessenderlo Kerley. This strategic move is designed to streamline operations, leverage synergies, and...

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