News

Tessenderlo Kerley, Inc. announced the highlights of its 2025 community outreach efforts, showcasing a year defined by generosity, connection and support for local communities across North America. Driven by a long-standing commitment to outreach within the communities it serves, Tessenderlo Kerley team members championed initiatives supporting...

Tessenderlo Kerley’s commitment to giving back is a year-round effort. But at the end of each year, that spirit shines even brighter as employees across North America come together to uplift their communities through Tessenderlo Kerley’s annual Helping Hands for the Holidays initiative. During the 2025 holiday season, each of Tessenderlo Kerley’s...

Phoenix, AZ – October 3, 2025 — Tessenderlo Kerley Inc. is pleased to announce the acquisition of Eastman’s United States and Canadian Crop Protection Metam Sodium (CLR™ 42%) and Metam Potassium (KLR™ 54%) product labels, marking a purposeful expansion of our soil fumigation portfolio and reinforcing our commitment to delivering innovative, grower...

DEFIANCE, OHIO, August 21, 2025 – Tessenderlo Kerley, Inc. proudly celebrated the grand opening of its newest liquid fertilizer production facility in Defiance, Ohio—a major milestone in the company’s commitment to advancing sustainable agriculture across North America.

Ensuring that our team members go home safely to their loved ones each day has always been priority No. 1 for Tessenderlo Kerley – and our manufacturing plant in Burley, Idaho, continues to be the gold standard for safety on the job! In March, the Burley team received its latest Voluntary Protection Program (VPP) revalidation from OSHA following a...

For 50 years, this strategically located terminal has been more than a logistics hub — it’s been a pillar of progress, delivering Crop Nutrition, Crop Protection and industrial products to customers across the region and beyond.

moleko, a leader in high-purity chemical solutions, is proud to announce the launch of three new product brand names that reflect its ongoing commitment to quality, sustainability, and industry-specific performance. ekoSURE™ ekoFITE™ ekoFEND™

At the beginning of June, our commercial team gathered in Belgium for the 2025 edition of our annual Global Commercial Meeting — a vibrant gathering of minds united by a shared mission; to shape the future of our business.

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...

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.”

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...

Last week, Tessenderlo Kerley had the pleasure of hosting the first-ever Thio-Sul® Conference in Belgium. Together with many esteemed customers from all over Europe, we celebrated the opening of our new Thio-Sul® plant in Geleen, the Netherlands, and the recent homologation as a double inhibitor preventing nitrogen losses in France.

On Thursday 21 st of November, Tessenderlo Kerley International proudly opened its new liquid fertilizer plant at the Chemelot site in Geleen. This strategic choice of location underscores Chemelot's position as a circular and sustainable industrial site and marks an important step in the shared ambition to create a fully climate-neutral and...

Phoenix, AZ – November 6, 2024 – Tessenderlo Kerley is pleased to announce that it has acquired Tiger-Sul Products, LLC, a North American focused provider of sulfur-based fertilizer products, from Platte River Equity. The acquisition closed on November 6, 2024. The acquisition strengthens Tessenderlo Kerley’s specialty fertilizer portfolio as...

Phoenix, AZ – November 5, 2024 – Tessenderlo Kerley, a leader in innovative crop nutrition solutions, announces new advancements in nitrification inhibition research led by Dr. Zack Ogles, which is currently patent pending.

On October 7, our agronomists met in Antalya, Turkey, to connect and exchange knowledge. This region is renowned for growing high-value crops like tomatoes, peppers, melons, citrus and various other fruits and vegetables, presenting exciting opportunities! During this visit, our team took part in few insightful discussions, followed by visits to...

PHOENIX, Aug. 20, 2024 – From loading to delivery, transporting products in a safe and secure manner is vital to Tessenderlo Kerley's commitment to its customers and our core value of Safety. BNSF Railway recognized this commitment by making Tessenderlo Kerley a recipient of the 2024 BNSF Railway's annual Product Stewardship Award, given to...

Tessenderlo Kerley International recently exhibited at the CRI Citrus Research Symposium in South Africa. We had a fantastic time at this event, where we connected with over 800 citrus industry delegates! Our South-African team of experts showcased the many benefits of our product ranges, including SoluPotasse®, K-Leaf®, and our clear liquid...

Our Moroccan team partnered up with distributor SOCAPRAG to host a potato training session for over 110 growers in Berkane, Morocco! During this session, they tackled the region's water scarcity and soil issues, showcasing the amazing benefits of our thiosulfate fertilizers: Thio-Sul®, CaTs®, and KTS®. Our specialty fertilizers boost soil health...

As Tessenderlo Kerley’s Jupiter Sulphur plant in Billings, Montana celebrated its 35th anniversary, the leadership team was quickly reminded of the keys to the plant’s success and growth. “Many things have changed since our Billings plant was founded, but one thing that hasn’t is its commitment to our Core Values, which include its culture of...

PHOENIX, July 30, 2024 – In one year alone, the 4,600 solar panels at Tessenderlo Kerley’s Hanford, California production facility produced a majority of the plant’s energy consumption and distributed 1.7 million kilowatt-hours to California’s power grid. This has resulted in substantial energy benefits for the community and the state. “The solar...

Tessenderlo Kerley International, together with its Australian distributor Campbells, presented groundbreaking test results with CaTs® in potatoes at the World Potato Congress in Adelaide. The trial was conducted by our own colleague Peter Bursac, together with Beau White of Campbells in South Australia. Our findings show that CaTs® is five times...

FINLEY, WASHINGTON, May 31, 2024 – Tessenderlo Kerley has provided crucial assistance to Benton County Fire District 1 as it battles what is believed to be the largest structure fire in the history of the Tri-Cities area. The Lineage Logistics warehouse fire has raged for one month and counting, but Benton County District 1 Fire Chief Scott LoParco...

At Tessenderlo Kerley International our people are our greatest asset. Always looking to think ahead, we believe there is room to grow at every stage. To facilitate this growth, our commercial, agronomical and technical advisors from all corners of the globe gathered in Belgium for a week of exchange and learning. Our team shared valued insights...