The Global Calcium Sulphate Dihydrate Market was valued at USD 5.42 Billion in 2025 and is projected to reach USD 7.23 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 4.4% during the forecast period (2025–2032). This growth is being driven by booming construction activities, rapid urbanization in emerging economies, and the expanding adoption of gypsum-based building materials across residential, commercial, and industrial sectors worldwide.

As the global construction and industrial chemicals landscape continues to evolve toward sustainable, high-performance materials, the spotlight is firmly on the key producers shaping this industry. Calcium Sulphate Dihydrate—commonly known as gypsum—is far more than a construction staple. It serves critical roles in food processing, agriculture, and advanced manufacturing. In this blog, we profile the Top 10 Companies in the Global Calcium Sulphate Dihydrate Industry—a mix of multinational building materials giants, regional producers, and specialty chemical suppliers driving innovation and market leadership.

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📺 1. Knauf Group

Headquarters: Iphofen, Bavaria, Germany
Key Offering: Gypsum Wallboards, Plasterboards, Industrial-Grade and Food-Grade Calcium Sulphate Dihydrate

Knauf is one of the world’s largest manufacturers of building materials, with gypsum and calcium sulphate dihydrate at the core of its product portfolio. Operating in more than 90 countries with over 300 production sites, Knauf supplies industrial-grade gypsum for cement retarders, plasters, and drywall systems used in major infrastructure projects globally. The company’s vertically integrated model—from raw gypsum mining through to finished building systems—gives it a distinct competitive advantage in quality control and supply chain reliability.

Key Strengths:

• Vertically integrated production from mining to finished gypsum boards

• Extensive global distribution network spanning over 90 countries

• Continuous investment in sustainable, low-emission manufacturing processes

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&#9️⃣ 2. Saint-Gobain

Headquarters: Courbevoie, France
Key Offering: Gyproc Plasterboards, Industrial Gypsum, Specialty Calcium Sulphate Products

Saint-Gobain is a global leader in construction materials with a long-standing presence in the gypsum and calcium sulphate dihydrate market. Through its Gyproc brand and extensive manufacturing infrastructure, Saint-Gobain supplies high-quality gypsum boards, plasters, and industrial-grade calcium sulphate across Europe, Asia, and the Americas. The company is known for its strong R&D capabilities and its focus on developing products that align with green building certification standards such as LEED and BREEAM.

Key Strengths:

• Strong presence in European and Asia-Pacific construction markets

• Advanced R&D focused on sustainable building materials innovation

• Products aligned with LEED, BREEAM, and other green building standards

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&#8️⃣ 3. LafargeHolcim (Holcim Group)

Headquarters: Zug, Switzerland
Key Offering: Cement Retarder-Grade Calcium Sulphate Dihydrate, Gypsum-Based Construction Solutions

LafargeHolcim, now operating as Holcim Group, is among the largest consumers and processors of calcium sulphate dihydrate globally, primarily through its massive cement production operations where gypsum serves as an essential set retarder in Portland cement. With manufacturing facilities and operations in over 70 countries, the company drives significant demand for industrial-grade calcium sulphate dihydrate and continues to explore sustainable sourcing approaches, including synthetic gypsum recovered from industrial by-products.

Key Strengths:

• Among the world’s largest cement producers, ensuring consistent high-volume gypsum demand

• Operational presence in over 70 countries with diversified supply chain

• Commitment to circular economy practices including use of synthetic gypsum

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&#7️⃣ 4. National Gypsum Company

Headquarters: Charlotte, North Carolina, USA
Key Offering: Gold Bond Gypsum Wallboard, Industrial Calcium Sulphate Dihydrate

National Gypsum is a leading force in the North American calcium sulphate dihydrate and gypsum board market. The company’s Gold Bond brand is one of the most recognized in the U.S. construction industry. With multiple manufacturing plants strategically located across North America, National Gypsum ensures reliable, large-volume supply to homebuilders, commercial contractors, and industrial manufacturers. The company places significant emphasis on product consistency and customer technical support, which have helped it maintain longstanding relationships across the building materials supply chain.

Key Strengths:

• Dominant position in the North American gypsum wallboard market

• Strategically distributed manufacturing facilities reducing logistics costs

• Strong brand equity through the Gold Bond product line

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&#6️⃣ 5. American Gypsum Company

Headquarters: Dallas, Texas, USA
Key Offering: Gypsum Wallboard, Industrial-Grade Calcium Sulphate Dihydrate

American Gypsum is a wholly owned subsidiary of Eagle Materials Inc. and operates as a significant supplier of gypsum wallboard and calcium sulphate dihydrate products in the United States. The company operates several manufacturing plants across the American Southwest and Southeast, positioning itself close to key construction markets and natural gypsum reserves. American Gypsum competes effectively by focusing on product quality, operational efficiency, and responsive customer service to regional construction contractors and industrial buyers.

Key Strengths:

• Strategic plant locations near domestic natural gypsum deposits

• Backed by the financial strength of Eagle Materials Inc.

• Focused on cost-competitive regional supply for the U.S. market

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&#5️⃣ 6. Yoshino Gypsum Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Tiger Board Gypsum Wallboard, Industrial and Food-Grade Calcium Sulphate Dihydrate

Yoshino Gypsum is Japan’s leading gypsum manufacturer and one of the most prominent players in the Asia-Pacific calcium sulphate dihydrate market. The company’s Tiger Board brand of gypsum wallboard is widely recognized across Japan and broader Asian markets for its quality and fire-resistance properties. Yoshino Gypsum’s expertise extends beyond construction applications—it also produces food-grade calcium sulphate dihydrate for use in tofu manufacturing and other food processing applications, reflecting the material’s broad industrial relevance across the region.

Key Strengths:

• Market leader in Japan with strong brand recognition for gypsum board products

• Dual expertise in both industrial and food-grade calcium sulphate production

• Strong distribution channels across Asia-Pacific markets

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&#4️⃣ 7. Taishan Gypsum Co., Ltd.

Headquarters: Taian, Shandong Province, China
Key Offering: Gypsum Boards, Industrial-Grade Calcium Sulphate Dihydrate, Plaster Products

Taishan Gypsum is one of China’s largest gypsum board manufacturers and a key supplier of calcium sulphate dihydrate for the country’s booming construction sector. As China continues to invest in urbanization, infrastructure modernization, and residential construction, Taishan Gypsum is positioned at the center of this demand surge. The company operates multiple large-scale production facilities across China and benefits from local access to natural gypsum deposits and synthetic gypsum from industrial desulfurization processes. Its scale and cost efficiency make it one of the most competitive producers in the Asian market.

Key Strengths:

• Massive production capacity serving China’s high-volume construction sector

• Access to both natural and synthetic gypsum sources, ensuring supply resilience

• Cost-competitive manufacturing enabling strong price positioning

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&#3️⃣ 8. ACG Materials

Headquarters: Oklahoma City, Oklahoma, USA
Key Offering: Natural Gypsum, Agricultural-Grade Calcium Sulphate Dihydrate, Industrial Minerals

ACG Materials is a diversified industrial minerals company with a strong focus on natural gypsum mining and processing. The company serves a wide range of end-use sectors including construction, agriculture, and specialty industrial applications. ACG Materials is particularly recognized for its agricultural-grade calcium sulphate dihydrate, which is used as a soil conditioner to improve soil structure, reduce compaction, and provide essential calcium and sulfur nutrients to crops. Its operations span multiple mining sites across the United States, giving it a reliable and geographically diversified raw material base.

Key Strengths:

• Specialized expertise in agricultural-grade calcium sulphate dihydrate

• Diversified product portfolio spanning construction, agriculture, and industrial sectors

• Multiple domestic mining operations ensuring consistent raw material supply

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&#2️⃣ 9. Weifang Ensign Industry Co., Ltd.

Headquarters: Weifang, Shandong Province, China
Key Offering: Food-Grade Calcium Sulphate Dihydrate, Industrial Gypsum, Specialty Calcium Compounds

Weifang Ensign Industry is a prominent Chinese manufacturer of calcium sulphate dihydrate with a particular strength in food-grade and high-purity specialty grades. The company serves both domestic and international customers in the food processing, pharmaceutical, and industrial sectors. Its food-grade calcium sulphate dihydrate meets stringent international purity standards and is exported to markets across Asia, Europe, and North America where it is used as a firming agent, coagulant in tofu production, and a calcium fortifier in various processed food products. Weifang Ensign’s focus on quality certification and regulatory compliance has been central to its export growth strategy.

Key Strengths:

• Specialized in high-purity, food-grade calcium sulphate dihydrate for export markets

• Strong compliance with international food safety and quality certification standards

• Growing presence in North American and European specialty chemical markets

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&#1️⃣ 10. Diamond K Gypsum Company

Headquarters: Penokee, Kansas, USA
Key Offering: Agricultural-Grade Calcium Sulphate Dihydrate, Mined Natural Gypsum

Diamond K Gypsum is a well-established supplier of natural, mined calcium sulphate dihydrate with a primary focus on agricultural applications. The company’s products are widely used by farmers and agronomists across the United States as a soil amendment to address soil compaction, improve water infiltration, and deliver calcium and sulfur to crops without altering soil pH—a key advantage over lime-based alternatives. Diamond K Gypsum’s commitment to product purity and consistency has built it a loyal customer base in the American agricultural sector, and its operations continue to serve as a benchmark for quality in the agricultural-grade calcium sulphate segment.

Key Strengths:

• Dedicated focus on the high-value agricultural-grade calcium sulphate dihydrate segment

• Proven track record in soil conditioning and sustainable farming applications

• Strong customer loyalty among U.S. agricultural producers and agronomists

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🌎 Outlook: The Future of Calcium Sulphate Dihydrate Is Greener and More Diversified

The global calcium sulphate dihydrate market is undergoing a meaningful transformation. While construction remains the dominant demand driver, the industry is witnessing growing diversification into food processing, precision agriculture, pharmaceuticals, and even advanced biomedical applications. Furthermore, the push toward sustainable building practices and circular construction is reinforcing gypsum’s appeal as an inherently recyclable and low-impact material.

📈 Key Trends Shaping the Market:

• Rapid infrastructure investment in Asia-Pacific, Middle East, and Africa driving sustained construction-related demand

• Growing adoption of recycled and synthetic gypsum in green building systems

• Rising food safety regulations globally elevating demand for certified, high-purity food-grade calcium sulphate dihydrate

• Innovation in specialty and medical-grade applications including bone graft substitutes and biomedical 3D printing

• Increasing use of agricultural-grade gypsum aligned with precision farming and sustainable soil management practices

Read Full Report:
Global Calcium Sulphate Dihydrate Market – View in Detailed Research Report

The companies profiled above are not only building the physical world—they’re spearheading the next generation of sustainable, high-performance material solutions across construction, food, agriculture, and beyond.