The Global Ground Calcium Carbonate (GCC) Market was valued at USD 21.5 Billion in 2022 and is projected to reach USD 29.8 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 4.2% during the forecast period (2022–2030). This consistent growth is fueled by increasing demand from key end-use industries like paper, plastics, and paints & coatings, alongside a rising focus on sustainable and cost-effective filler materials that enhance product performance and reduce environmental impact.

As manufacturing sectors worldwide pivot towards eco-friendly and high-performance materials, the role of GCC as a versatile and sustainable additive has become paramount. In this blog, we profile the Top 10 Companies in the Global Ground Calcium Carbonate Industry—a group of established miners, processors, and innovators shaping the future of this essential industrial mineral.

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🔟 1. Omya AG

Headquarters: Oftringen, Switzerland
Key Offering: Fine and Ultra-fine GCC, surface-treated GCC

Omya is a global market leader in the production and supply of industrial minerals, with a dominant position in the GCC sector. The company operates over 170 plants worldwide, offering a wide range of GCC grades tailored for paper, plastics, paints, and construction applications. Their focus on innovation and sustainability makes them a key partner for industries seeking high-performance mineral solutions.

Innovation and Sustainability Focus:

• Leading R&D in surface modification technologies for enhanced polymer compatibility

• Commitment to reducing carbon footprint through energy-efficient processing and logistics

• Development of specialty GCC grades for lightweight packaging and sustainable paints

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9️⃣ 2. Imerys S.A.

Headquarters: Paris, France
Key Offering: Broad portfolio of GCC products for diverse industrial applications

Imerys is a world-leading supplier of mineral-based specialty solutions. Its GCC division is a major force, supplying high-purity calcium carbonate to global markets. The company’s extensive mineral knowledge and application expertise allow it to provide value-added solutions that improve the performance, sustainability, and cost-effectiveness of customer products.

Innovation and Sustainability Focus:

• Investment in producing GCC with a lower environmental impact

• Development of functional fillers that enable plastic reduction and recyclability

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8️⃣ 3. Minerals Technologies Inc. (MTI)

Headquarters: New York, New York, USA
Key Offering: Specialty Minerals GCC, precipitated calcium carbonate (PCC)

Minerals Technologies is a leading producer of high-performance mineral and synthetic mineral products. While also a major player in PCC, its GCC operations are significant, particularly in North America. The company is known for its technical expertise and ability to provide consistent, high-quality fillers for the paper, polymer, and building materials industries.

Innovation and Sustainability Focus:

• Focus on developing minerals that improve product sustainability profiles

• Technological advancements in grinding and classification for superior particle size control

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7️⃣ 4. Huber Engineered Materials (J.M. Huber Corporation)

Headquarters: Atlanta, Georgia, USA
Key Offering: Hubercarb® GCC, surface-treated GCC

Huber Engineered Materials is a premier manufacturer of industrial minerals, including a comprehensive range of GCC products. The Hubercarb® line is renowned for its consistency and quality, serving demanding applications in plastics, adhesives, sealants, and coatings. The company emphasizes technical service and custom solutions.

Innovation and Sustainability Focus:

• Extensive product portfolio with grades optimized for specific performance requirements

• Commitment to sustainable operations and responsible sourcing of raw materials

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6️⃣ 5. Lhoist Group

Headquarters: Limelette, Belgium
Key Offering: GCC, Quicklime, Hydrated Lime

Lhoist is a global leader in lime, dolime, and mineral-based products. While its core strength is in lime derivatives, it is also a significant producer of high-quality GCC. The company’s vertically integrated operations, from mining to processing, ensure control over quality and supply chain reliability for its global customer base.

Innovation and Sustainability Focus:

• Strong emphasis on environmental stewardship and circular economy principles

• Development of mineral solutions that contribute to energy efficiency in customer applications

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5️⃣ 6. Carmeuse

Headquarters: Louvain-la-Neuve, Belgium
Key Offering: Lime and Limestone products, including GCC

Carmeuse is a leading producer of lime and limestone products with a significant international presence. The company’s GCC offerings are integral to various industrial processes and applications, particularly in Europe and North America. Carmeuse is known for its high-quality limestone reserves and efficient processing capabilities.

Innovation and Sustainability Focus:

• Investment in technologies to reduce the environmental impact of mineral processing

• Focus on providing solutions for flue gas treatment and other environmental applications

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4️⃣ 7. Shiraishi Kogyo Kaisha, Ltd.

Headquarters: Osaka, Japan
Key Offering: Fine and Ultra-fine GCC for Asian markets

Shiraishi Kogyo Kaisha is a major Japanese producer of calcium carbonate and a key supplier in the Asia-Pacific region. The company has a strong focus on advanced manufacturing and quality control, producing GCC that meets the stringent requirements of the Japanese and wider Asian paper, plastic, and chemical industries.

Innovation and Sustainability Focus:

• Pioneering ultra-fine grinding technologies for specialty applications

• Active development of eco-friendly materials in alignment with regional sustainability goals

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3️⃣ 8. Gulshan Polyols Ltd.

Headquarters: Kolkata, India
Key Offering: Precipitated Calcium Carbonate, GCC, Sorbitol

Gulshan Polyols is a significant Indian manufacturer of mineral fillers and specialty chemicals. The company has a growing presence in the GCC market, catering to the rapidly expanding Indian industrial sector. Its strategic location and focus on cost-effective production make it a key regional player.

Innovation and Sustainability Focus:

• Expanding production capacity to meet domestic and international demand

• Diversifying product portfolio to serve the packaging and construction booms in Asia

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2️⃣ 9. Calcinor

Headquarters: Derio, Spain
Key Offering: Steelmaking lime, GCC, and dolime

Calcinor is the leading Spanish group in the quicklime and derivative products sector and a notable European producer of GCC. The company controls its raw material sources from its own quarries, ensuring consistent quality for applications in agriculture, industry, and environmental protection.

Innovation and Sustainability Focus:

• Implementation of energy recovery systems in its calcination processes

• Commitment to developing products that support sustainable industrial practices

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1️⃣ 10. Sibelco

Headquarters: Antwerp, Belgium
Key Offering: Industrial minerals including GCC, silica sand, and clays

Sibelco is a global material solutions company with a long history in mining and mineral processing. Its GCC products are used worldwide in a variety of applications. Sibelco’s strength lies in its global footprint, extensive mineral portfolio, and focus on delivering materials that are essential to modern life.

Innovation and Sustainability Focus:

• Strong commitment to “Minerals for Life” strategy, focusing on sustainable and responsible operations

• Ongoing R&D to enhance the functionality of mineral fillers in recycling streams

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🌍 Outlook: The Future of Ground Calcium Carbonate Is Functional and Sustainable

The ground calcium carbonate market is evolving beyond being a simple filler. It is increasingly recognized as a functional additive that enhances material properties, reduces costs, and supports sustainability goals across manufacturing sectors. As industries strive for lighter, stronger, and more eco-friendly products, GCC is poised for sustained growth.

📈 Key Trends Shaping the Market:

• Rising demand for ultra-fine GCC in high-value applications like plastics and premium paints

• Growing adoption in recycled plastics to improve mechanical properties and stability

• Increasing use as a sustainable alternative to more expensive or less eco-friendly fillers

• Expansion of production capacities in the Asia-Pacific region to serve local manufacturing hubs

The companies listed above are not only supplying a critical industrial mineral—they are enabling the innovation and sustainability of countless products that define modern manufacturing.

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