The Global Ammonium Thiosulfate Market was valued at USD 424 Million in 2024 and is projected to reach USD 595 Million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 5.2% during the forecast period (2024–2032). This growth is primarily driven by increasing global food demand, widespread sulfur deficiencies in agricultural soils, and the accelerating adoption of high-efficiency liquid fertilizers across modern farming sectors.

As the agricultural industry transforms toward precision farming and sustainable practices, the spotlight is on the key chemical producers who are driving innovation, supply chain efficiency, and plant nutrient optimization. In this blog, we profile the Top 10 Companies in the Ammonium Thiosulfate Industry—a mix of chemical majors, specialized producers, and agricultural input leaders shaping the future of global crop nutrition.

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🔟 1. Tessenderlo Group

Headquarters: Brussels, Belgium
Key Offering: Liquid & Solid Ammonium Thiosulfate, Specialty Fertilizers

Tessenderlo Group is a global leader in ammonium thiosulfate production, commanding approximately 25% of the global market share. Their chemical division serves agricultural markets across North America and Europe, with extensive distribution networks for liquid ATS formulations that dominate modern farming applications.

Strategic Initiatives:

• Vertical integration across production and distribution
• Expansion of liquid ATS capacity to meet precision agriculture demand
• R&D focused on enhanced-efficiency fertilizer formulations

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9️⃣ 2. Koch Fertilizer, LLC

Headquarters: Wichita, Kansas, USA
Key Offering: Liquid Ammonium Thiosulfate, UAN Blends

Koch Fertilizer operates one of the largest nitrogen fertilizer networks in North America, with significant ATS production capacity. The company serves commercial agriculture through its extensive terminal network, particularly strong in the U.S. Corn Belt where sulfur deficiency is prevalent.

Strategic Initiatives:

• Investment in logistics and storage infrastructure
• Development of custom fertilizer blends incorporating ATS
• Strategic partnerships with agricultural retailers

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8️⃣ 3. Martin Midstream Partners L.P.

Headquarters: Kilgore, Texas, USA
Key Offering: Ammonium Thiosulfate Solutions, Fertilizer Services

Martin Midstream Partners is a key player in the North American fertilizer market, specializing in liquid fertilizer production and distribution. Their ATS products are widely used in high-value cropping systems across the United States, with a strong presence in sulfur-deficient agricultural regions.

Strategic Initiatives:

• Focus on sulfur-based fertilizer specialties
• Expansion of terminal operations in key agricultural regions
• Custom formulation services for large-scale farms

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7️⃣ 4. Poole Chemical Company, Inc.

Headquarters: Ocala, Florida, USA
Key Offering: Liquid Ammonium Thiosulfate, Micronutrient Blends

Poole Chemical has been a leading producer of ammonium thiosulfate for over 50 years, serving agricultural markets across the Americas. The company specializes in high-quality liquid formulations that are compatible with modern irrigation and fertigation systems.

Strategic Initiatives:

• Quality control emphasis on product consistency
• Development of specialty blends for specific crops
• Expansion into Latin American markets

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6️⃣ 5. TIB Chemicals AG

Headquarters: Mannheim, Germany
Key Offering: Technical & Agricultural Grade ATS

TIB Chemicals is a major European producer of ammonium thiosulfate, serving both agricultural and industrial markets. The company has recently expanded its production capacity by 20% to meet growing demand for sulfur nutrition in European agriculture.

Strategic Initiatives:

• Capacity expansion to serve EU market needs
• Focus on sustainable production processes
• Development of industrial-grade ATS applications

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5️⃣ 6. Mears Fertilizer, Inc.

Headquarters: Omaha, Nebraska, USA
Key Offering: Liquid ATS, Custom Fertilizer Blending

Mears Fertilizer specializes in liquid fertilizer production and custom blending services for the agricultural sector. Their ATS products are particularly popular in the Midwest United States for corn and soybean production systems.

Strategic Initiatives:

• Regional focus on high-value crop nutrition
• Custom blending services for precision agriculture
• Strong distributor relationships across key markets

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4️⃣ 7. Kugler Company

Headquarters: Vinton, Iowa, USA
Key Offering: Liquid Ammonium Thiosulfate, Specialty Nutrients

Kugler Company has been a trusted name in liquid fertilizers for over 70 years, with ammonium thiosulfate as a core product line. The company serves agricultural retailers and custom applicators across major crop-producing regions.

Strategic Initiatives:

• Focus on product quality and agronomic efficacy
• Technical support services for end-users
• Expansion of product portfolio for diverse cropping systems

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3️⃣ 8. Hydrite Chemical Co.

Headquarters: Brookfield, Wisconsin, USA
Key Offering: Industrial & Agricultural Grade ATS

Hydrite Chemical produces ammonium thiosulfate for both agricultural and industrial applications, with a strong presence in the upper Midwest. The company’s technical expertise in sulfur chemistry supports diverse market applications.

Strategic Initiatives:

• Dual focus on agricultural and industrial markets
• Quality assurance programs for product consistency
• Strategic sourcing of raw materials

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2️⃣ 9. Plant Food Company

Headquarters: St. Louis, Missouri, USA
Key Offering: Liquid Fertilizers, ATS-based Blends

Plant Food Company specializes in liquid fertilizer manufacturing, with ammonium thiosulfate as a key product for addressing sulfur deficiencies in major row crops. The company serves agricultural markets through distributor networks.

Strategic Initiatives:

• Custom formulation development
• Focus on sulfur nutrition solutions
• Expansion of distribution capabilities

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1️⃣ 10. R.W. Griffin, Inc.

Headquarters: Adel, Georgia, USA
Key Offering: Liquid ATS, Specialty Agricultural Chemicals

R.W. Griffin is a regional leader in agricultural chemicals, producing ammonium thiosulfate for southeastern U.S. markets. The company specializes in formulations tailored for the specific soil conditions and cropping systems of their region.

Strategic Initiatives:

• Regional market specialization
• Custom solutions for local growing conditions
• Strong customer service orientation

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Ammonium Thiosulfate Market – View in Detailed Research Report

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🌍 Outlook: The Future of Ammonium Thiosulfate Is Precision and Sustainability

The ammonium thiosulfate market is undergoing a significant transformation. While traditional fertilizer applications still dominate, the industry is increasingly focused on precision nutrition, environmental sustainability, and enhanced efficiency formulations.

📈 Key Trends Shaping the Market:

• Rapid adoption of liquid ATS in precision agriculture systems
• Increasing regulatory focus on nutrient use efficiency
• Development of enhanced-efficiency fertilizer formulations
• Expansion into emerging agricultural markets with sulfur-deficient soils

Get Full Report Here:
Ammonium Thiosulfate Market – View in Detailed Research Report

The companies listed above are not only supplying essential crop nutrients—they’re driving the sustainable intensification of global agriculture.