Cement Grinding Aids

Cement Grinding Aids Market Outlook

The global cement grinding aids market was valued at approximately USD 5.2 billion in 2023 and is projected to reach USD 7.5 billion by 2035, growing at a CAGR of around 4.2% during the forecast period. This growth can be attributed to the increasing demand for cement in emerging economies, coupled with the growing trend of urbanization and infrastructural development across various regions. Moreover, manufacturers are focusing on the enhancement of product performance, resulting in the introduction of innovative grinding aids that improve cement quality and efficiency in production. The rising awareness regarding sustainable practices in the construction industry also propels the demand for eco-friendly grinding aids, further contributing to market growth. Lastly, the shift towards high-performance concrete for various applications is expected to further drive the cement grinding aids market forward.

Growth Factor of the Market

One of the significant growth factors for the cement grinding aids market is the increasing demand for high-quality cement in construction projects. As urbanization accelerates, there is greater pressure to deliver durable and high-strength concrete for a variety of infrastructures, including bridges, roads, and buildings. This demand fuels the need for efficient grinding aids that enhance the flowability and workability of cement, thereby improving overall performance. Additionally, environmental regulations that urge the reduction of CO2 emissions from cement manufacturing propel the adoption of grinding aids that optimize grinding processes and reduce energy consumption. Innovations in product formulations, which cater to specific operational requirements, also play a vital role in increasing market penetration. Furthermore, the expansion of the construction sector in emerging markets, driven by public and private investments, provides new avenues for growth in this industry.

Key Highlights of the Market

• The global cement grinding aids market is projected to grow at a CAGR of 4.2% from 2023 to 2035.
• Liquid grinding aids hold the largest market share due to their widespread application and effectiveness in enhancing cement performance.
• The demand for sustainable and eco-friendly grinding aid solutions is on the rise, reflecting a shift towards greener construction practices.
• Asia Pacific is anticipated to dominate the market, driven by rapid urbanization and infrastructure development in countries such as India and China.
• Innovations in grinding aid formulations are expected to improve efficiency and lower production costs, further enhancing market growth.

By Product Type

Liquid Grinding Aids:

Liquid grinding aids are the most widely used type in the cement grinding aids market, primarily due to their efficiency in enhancing the grinding process. They significantly improve the fluidity of cement and reduce the energy consumption during grinding, ultimately leading to a more economical production process. These aids can be tailored to specific needs, offering flexibility in their application across various types of cement. Furthermore, liquid grinding aids are easy to dispense into the milling process, ensuring consistent performance. Their ability to enhance cement strength and reduce particle agglomeration makes them a preferred choice among manufacturers, contributing to their dominance in the market.

Glycol-based Grinding Aids:

Glycol-based grinding aids are particularly favored for their efficacy in reducing the agglomeration of particles during the milling process. These aids enable better cement flowability, which is crucial for maintaining the efficiency of the grinding operation. Glycol-based products are known to enhance the strength and workability of concrete, making them suitable for a variety of applications, including residential and commercial construction. As a result, the demand for glycol-based grinding aids continues to rise, particularly in regions where high-performance concrete is required. Moreover, the formulation of these aids can be customized to meet specific operational needs, further driving their adoption in the market.

Tea-based Grinding Aids:

Tea-based grinding aids are gaining traction due to their eco-friendly profile and effectiveness in improving the grinding efficiency of cement. Derived from natural sources, these aids help reduce the environmental impact associated with traditional chemical additives. They not only enhance the performance of the cement but also contribute to better quality concrete, making them a desirable option for sustainable construction practices. As the construction industry increasingly shifts towards greener alternatives, tea-based grinding aids are expected to see significant growth, appealing to both manufacturers and end-users concerned about environmental sustainability.

Amine-based Grinding Aids:

Amine-based grinding aids are widely recognized for their ability to improve the grinding efficiency and performance of cement. These aids work by modifying the surface properties of the cement particles, resulting in decreased agglomeration and improved flowability. Consequently, they allow for better energy efficiency during the grinding process, which is crucial for manufacturers seeking to reduce production costs. Amine-based products are particularly effective in producing high-strength cement types, making them suitable for a range of construction applications. As demand for high-performance materials continues to rise, amine-based grinding aids are expected to maintain a significant presence in the market.

Urea-based Grinding Aids:

Urea-based grinding aids are emerging as a viable alternative in the cement grinding aids market due to their ability to enhance the performance of cement while being cost-effective. These aids help in reducing the amount of energy consumed during the grinding process, which is a critical factor for cement manufacturers focused on minimizing operational costs. Urea-based products also contribute to improved cement quality by promoting better particle dispersion and reducing the risk of clogging in milling equipment. As the market trends towards more efficient and sustainable production methods, urea-based grinding aids are expected to gain traction among manufacturers looking for effective solutions to optimize their operations.

By Application

Residential Buildings:

The application of cement grinding aids in residential buildings is crucial for delivering high-quality materials that meet the demands of various construction standards. These aids enhance the grinding process, resulting in cement with improved workability, setting times, and strength characteristics. As residential construction continues to grow, particularly in urban areas, the need for efficient cement production becomes increasingly important. The use of grinding aids ensures that manufacturers can meet the rising demand for durable and sustainable building materials, ultimately contributing to the overall quality and longevity of residential structures.

Commercial Buildings:

Cement grinding aids are essential in the construction of commercial buildings, where the quality of concrete is paramount. The performance-enhancing properties of these aids allow for the production of cement that meets the stringent requirements of commercial applications, including high durability and resistance to wear and tear. As the commercial real estate sector expands, the demand for high-performance cement continues to rise, driving the adoption of grinding aids. These aids not only improve the efficiency of the grinding process but also help in achieving the desired properties of concrete used in large-scale commercial projects, ensuring structural integrity and safety.

Industrial Buildings:

The industrial sector's reliance on high-quality cement makes grinding aids indispensable for the production of materials used in industrial buildings. These aids facilitate the grinding process, resulting in cement that possesses the necessary characteristics to withstand the rigors of industrial applications. The ability to produce cement quickly and efficiently while maintaining quality standards is critical for the industrial construction sector, where timelines and performance can significantly impact project success. As industrial expansion continues globally, the demand for cement grinding aids is expected to grow, enabling manufacturers to fulfill the specific requirements of industrial building projects.

Infrastructure:

Infrastructure development is a major driver for the cement grinding aids market, as these aids play a vital role in the production of cement used for roads, bridges, and other critical projects. The performance of cement in such applications is crucial, necessitating the use of grinding aids to enhance strength and durability. Governments and private entities consistently invest in infrastructure projects, further boosting the demand for high-quality cement. The ability of grinding aids to improve grinding efficiency and reduce production costs makes them a valuable asset for manufacturers in this sector, ensuring that they can meet the growing demand for infrastructure materials.

By Distribution Channel

Direct Sales:

Direct sales channels are a significant avenue for the distribution of cement grinding aids, allowing manufacturers to establish a direct relationship with their clients. This method enables companies to offer personalized services and tailor their products to meet specific customer needs. Through direct engagement, manufacturers can provide detailed information about product benefits and performance, which can enhance customer satisfaction and loyalty. Additionally, direct sales often lead to better pricing models, as intermediaries are eliminated, making it a cost-effective solution for both manufacturers and buyers. The growing trend of manufacturers focusing on direct sales strategies indicates the importance of maintaining close ties with clients in the cement industry.

Indirect Sales:

Indirect sales channels, which include distributors and wholesalers, play a crucial role in the cement grinding aids market by broadening the reach of manufacturers to various customer segments. These channels enable manufacturers to penetrate new markets and regions more effectively, leveraging the established networks of distributors. By partnering with distributors, manufacturers can benefit from localized knowledge and expertise, facilitating better market penetration. Furthermore, indirect sales channels allow for greater inventory management and logistics efficiency, which is essential for meeting the diverse demands of customers in the construction sector. This approach allows manufacturers to focus on product development while relying on distributors for market access.

Online Retailing:

Online retailing has emerged as a transformative distribution channel for cement grinding aids, particularly in recent years as digital commerce has gained prominence. This channel allows manufacturers to showcase their products to a broader audience, facilitating direct engagement with customers through e-commerce platforms. The convenience of online purchasing appeals to customers seeking quick access to product information and pricing, ultimately driving sales. Furthermore, online retailing offers manufacturers the opportunity to gather valuable customer data and feedback, which can inform product development and marketing strategies. As more customers turn to digital platforms for their purchasing decisions, online retailing will continue to shape the landscape of the cement grinding aids market.

Offline Retailing:

Despite the rise of online sales, offline retailing remains a vital distribution channel for cement grinding aids, particularly in regions where traditional purchasing methods are preferred. In-person sales enable customers to physically assess products and gain firsthand information from knowledgeable staff, fostering trust and confidence in their purchasing decisions. Furthermore, offline retailing allows for immediate product availability, which is critical for customers engaged in ongoing construction projects. Manufacturers that maintain a strong presence in offline retail channels can effectively reach customers who value direct interaction and personalized service, ensuring that they cater to a diverse range of consumer preferences.

By Ingredient Type

Glycol:

Glycol is a commonly used ingredient in the formulation of cement grinding aids due to its effectiveness in reducing agglomeration and enhancing the flow characteristics of cement. The incorporation of glycol into the grinding process allows for improved energy efficiency, which is a key consideration for manufacturers aiming to minimize operational costs. Additionally, glycol-based grinding aids contribute to better cement quality, providing the necessary performance attributes that meet construction standards. As manufacturers increasingly seek to optimize their grinding operations, the demand for glycol in cement grinding aids is expected to remain strong.

Triethanolamine:

Triethanolamine is another critical ingredient utilized in cement grinding aids, primarily for its ability to improve cement performance and reduce energy consumption during the grinding process. This compound enhances the surface activity of cement particles, leading to reduced agglomeration and better particle distribution. As a result, cement produced with triethanolamine exhibits superior workability and strength characteristics, making it suitable for high-performance concrete applications. The consistent demand for high-quality cement in the construction sector is expected to drive the ongoing use of triethanolamine as a key ingredient in grinding aid formulations.

Acetic Acid:

Acetic acid is increasingly being explored as an ingredient in cement grinding aids due to its effectiveness in optimizing the grinding process. This organic compound acts as a dispersing agent, which helps to improve the fluidity of cement and reduce the energy required for milling. The incorporation of acetic acid can lead to cost savings for manufacturers, as it enhances the efficiency of the grinding operation while maintaining product quality. As the construction industry continues to prioritize high-performance materials, the demand for acetic acid-based grinding aids is anticipated to grow, contributing to the overall expansion of the market.

Sodium Hydroxide:

Sodium hydroxide is recognized for its potential to enhance the grinding efficiency of cement by acting as a modifier in the milling process. This compound improves the performance characteristics of cement by promoting better particle dispersion and reducing the likelihood of agglomeration during grinding. As manufacturers focus on producing high-quality cement for various applications, the use of sodium hydroxide in grinding aids is expected to rise. Its cost-effectiveness and ability to improve the overall efficiency of the milling process make sodium hydroxide an appealing choice for cement producers looking to optimize their operations.

Urea:

Urea has gained attention as an ingredient in cement grinding aids due to its role in improving the grinding process and enhancing cement quality. This compound helps to reduce energy consumption during milling, making it a cost-effective option for manufacturers. Urea-based grinding aids contribute to better fluidity and workability of the cement, which are essential attributes for meeting the demands of various construction projects. As the trend towards environmentally friendly and sustainable practices continues to grow, the demand for urea in grinding aids is expected to increase, aligning with the industry's focus on reducing carbon footprints and enhancing product characteristics.

By Region

The global cement grinding aids market exhibits significant regional variations, with Asia Pacific, North America, and Europe being the primary markets. Asia Pacific holds the largest share, driven by rapid urbanization and extensive infrastructural development in countries such as India and China. The region's construction industry's growth, coupled with government investments in public infrastructure projects, contributes to the increasing demand for cement and associated grinding aids. North America and Europe also represent essential markets, characterized by a focus on high-performance materials and sustainability. While North America is expected to witness a CAGR of approximately 3.5% during the forecast period, Europe is projected to maintain a steady demand for grinding aids attributed to the ongoing construction activities in commercial and residential sectors.

Latin America and the Middle East & Africa are emerging markets for cement grinding aids, showing promising growth potential. In Latin America, countries like Brazil and Mexico are investing in infrastructure and housing projects, thereby driving demand for cement. The Middle East, on the other hand, is experiencing a construction boom fueled by rapid urbanization and mega-projects. Although these regions currently have a smaller market share compared to Asia Pacific, the growing focus on infrastructure development is expected to result in significant growth rates. The collective growth of these regions will contribute to the overall expansion of the global cement grinding aids market, ensuring a diversified and dynamic marketplace.

Opportunities

The cement grinding aids market presents several opportunities for growth, particularly in emerging economies where infrastructural development is gaining momentum. As governments and private sectors invest heavily in infrastructure projects, the demand for high-quality cement is expected to surge, creating a favorable environment for grinding aid manufacturers. This rise in demand opens up avenues for innovation in product formulations, allowing manufacturers to create specialized grinding aids that cater to specific regional needs. Moreover, as sustainable construction practices become increasingly prioritized, manufacturers that invest in developing eco-friendly grinding aids can gain a competitive edge in the market. This shift towards greener alternatives aligns with global trends in sustainability, providing opportunities for companies that adapt their product lines accordingly.

Additionally, technological advancements present significant opportunities for market players in the cement grinding aids sector. The ongoing research and development in the chemical formulations used for grinding aids can lead to enhanced performance characteristics, such as improved dispersion and reduced energy consumption. Companies that invest in R&D can capitalize on these innovations to improve their product offerings and meet the evolving demands of the construction industry. Furthermore, collaborations and partnerships with construction firms and other stakeholders can facilitate market penetration and expand the reach of grinding aids. By leveraging such opportunities, manufacturers can ensure long-term growth and success in the competitive cement grinding aids market.

Threats

Despite the positive growth prospects of the cement grinding aids market, several threats could hinder its progress. One significant threat comes from the volatile nature of raw material prices, which can impact production costs and profit margins for manufacturers. Fluctuations in the prices of key ingredients used in grinding aids, such as glycol and triethanolamine, can pose challenges for manufacturers trying to maintain competitive pricing while ensuring product quality. Additionally, the global economic uncertainty and potential trade restrictions may affect the supply chain and distribution networks, leading to disruptions in availability and increased costs for consumers. Manufacturers must remain vigilant and adaptable to navigate these challenges in a dynamic market landscape.

Another considerable threat to the market is the increasing competition from alternative materials and technologies that can replace traditional cement grinding aids. As the construction industry continues to innovate, new additives and chemical formulations may emerge that offer improved performance and cost-effectiveness. This potential disruption could lead to a shift in market preferences, posing challenges for established grinding aid manufacturers to retain their market share. Companies must continuously invest in research and development to stay ahead of emerging trends and potential competition, ensuring the long-term relevance and viability of their products in the evolving cement industry.

Competitor Outlook

• BASF SE
• GCP Applied Technologies Inc.
• Master Builders Solutions
• Dow Chemical Company
• HeidelbergCement AG
• Sika AG
• Fosroc International Limited
• ACC Limited
• Mapei S.p.A.
• Shree Cement Limited
• Aditya Birla Group
• Innovative Chemical Solutions
• UCL Group
• Saint-Gobain S.A.
• RHEINZINK GmbH & Co. KG

The competitive landscape of the cement grinding aids market is characterized by a mix of established players and emerging companies, all vying for market share through innovation and strategic partnerships. Major companies like BASF SE and GCP Applied Technologies Inc. have established themselves as key players by offering a diverse range of grinding aid products that cater to various applications and customer needs. These companies leverage their extensive research and development capabilities to continuously improve their formulations, ensuring that their products remain at the forefront of technological advancements in the industry. Additionally, strategic mergers and acquisitions allow these companies to expand their product offerings and enhance their market presence, further solidifying their competitive edge.

Emerging players in the market are also making their mark by focusing on niche segments and offering specialized products tailored to specific customer requirements. Companies like Master Builders Solutions and Innovative Chemical Solutions are gaining traction by emphasizing eco-friendly and sustainable grinding aid formulations. As the demand for environmentally friendly construction practices increases, these companies are well-positioned to capitalize on this trend by providing innovative solutions that align with the industry's growing focus on sustainability. Furthermore, the entry of regional players into the market enhances competition, fostering innovation and leading to better products for consumers.

As the market continues to evolve, collaboration and partnerships between manufacturers, distributors, and construction firms will play a critical role in shaping the competitive landscape of cement grinding aids. By working together, these stakeholders can identify new opportunities for growth, streamline supply chains, and enhance product offerings to meet the changing demands of the construction industry. The ability to adapt to market trends and consumer preferences will be vital for companies seeking to maintain their competitive position and achieve long-term success in the cement grinding aids market.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 BASF SE
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 Sika AG
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 UCL Group
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 ACC Limited
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Mapei S.p.A.
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Saint-Gobain S.A.
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Aditya Birla Group
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 HeidelbergCement AG
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Dow Chemical Company
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Shree Cement Limited
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 RHEINZINK GmbH & Co. KG
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Master Builders Solutions
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Fosroc International Limited
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 GCP Applied Technologies Inc.
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Innovative Chemical Solutions
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Cement Grinding Aids Market, By Application
    • 6.1.1 Residential Buildings
    • 6.1.2 Commercial Buildings
    • 6.1.3 Industrial Buildings
    • 6.1.4 Infrastructure
  • 6.2 Cement Grinding Aids Market, By Product Type
    • 6.2.1 Liquid Grinding Aids
    • 6.2.2 Glycol-based Grinding Aids
    • 6.2.3 Tea-based Grinding Aids
    • 6.2.4 Amine-based Grinding Aids
    • 6.2.5 Urea-based Grinding Aids
  • 6.3 Cement Grinding Aids Market, By Ingredient Type
    • 6.3.1 Glycol
    • 6.3.2 Triethanolamine
    • 6.3.3 Acetic Acid
    • 6.3.4 Sodium Hydroxide
    • 6.3.5 Urea
  • 6.4 Cement Grinding Aids Market, By Distribution Channel
    • 6.4.1 Direct Sales
    • 6.4.2 Indirect Sales
    • 6.4.3 Online Retailing
    • 6.4.4 Offline Retailing

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Cement Grinding Aids Market by Region
  • 10.6 Middle East & Africa - Market Analysis
    • 10.6.1 By Country
      • 10.6.1.1 Middle East
      • 10.6.1.2 Africa

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Cement Grinding Aids market is categorized based on

By Product Type

• Liquid Grinding Aids
• Glycol-based Grinding Aids
• Tea-based Grinding Aids
• Amine-based Grinding Aids
• Urea-based Grinding Aids

By Application

• Residential Buildings
• Commercial Buildings
• Industrial Buildings
• Infrastructure

By Distribution Channel

• Direct Sales
• Indirect Sales
• Online Retailing
• Offline Retailing

By Ingredient Type

• Glycol
• Triethanolamine
• Acetic Acid
• Sodium Hydroxide
• Urea

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• BASF SE
• GCP Applied Technologies Inc.
• Master Builders Solutions
• Dow Chemical Company
• HeidelbergCement AG
• Sika AG
• Fosroc International Limited
• ACC Limited
• Mapei S.p.A.
• Shree Cement Limited
• Aditya Birla Group
• Innovative Chemical Solutions
• UCL Group
• Saint-Gobain S.A.
• RHEINZINK GmbH & Co. KG