Top 15 Companies in Global Building Thermal Insulation Market (2026–2035): Expert View by Spherical Insights
RELEASE DATE: Apr 2026 Author: Spherical InsightsRequest Free Sample Speak to Analyst
Description
According to a research report published by Spherical Insights & Consulting, the Global Building Thermal Insulation Market Size is projected to grow from USD 28.5 Billion in 2025 to USD 52.2 Billion by 2035, at a CAGR of 6.24% during the forecast period 2026–2035. The building thermal insulation market grows because both energy-efficient building demand, construction activities, and environmental regulations that require carbon emission reductions continue to increase.
Introduction
The worldwide building thermal insulation market includes materials and systems designed to reduce heat transfer in buildings, which helps to improve energy efficiency and indoor comfort. The market requires insulation solutions that protect residential areas, commercial buildings, and industrial facilities through three specific materials, which include mineral wool, glass wool, and foam plastics. The market maintains its active status because government regulations establish energy efficiency requirements that need to be met by businesses. For example, insulation material usage gets promoted in construction projects through initiatives that include the Energy Conservation Building Code (ECBC) in India. Green building certification programs across the globe currently support the implementation of thermal insulation systems. In 2025, Maharashtra required large buildings to install cool roofs which resulted in property tax rebates of up to 10% for building owners who implemented this energy-efficient insulation material. The main business opportunities in this market include creating sustainable insulation products, entering new markets, and developing solutions that connect with intelligent building systems.
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Global Building Thermal Insulation Market Size & Statistics
- The Market Size for Building Thermal Insulation Was Estimated to be worth USD 28.5 Billion in 2025.
- The Market is Going to Expand at a CAGR of 6.24% between 2026 and 2035.
- The Global Building Thermal Insulation Market Size is anticipated to reach USD 52.2 Billion by 2035.
- North America is expected to generate the largest demand during the forecast period in the Building Thermal Insulation Market.
- Asia Pacific is expected to grow the fastest during the forecast period in the Building Thermal Insulation Market.
Market Segmentation:
Global Building Thermal Insulation Market Size, Share, By Product Outlook (Glass Wool, Mineral Wool, EPS, Cellulose, and Others), By Application (Roof, Walls, and Floor), and By Region (North America, Europe, Asia-Pacific, Latin America, Middle East, and Africa), Analysis and Forecast 2026 - 2035
Regional growth and demand
Asia Pacific is expected to grow the fastest during the forecast period in the building thermal insulation market. In 2026, In January 2026, Saint-Gobain expanded its insulation production capacity in India to meet rising construction demand. In March 2025, Knauf Insulation launched advanced mineral wool insulation solutions in Asia, improving energy efficiency in buildings. The Asia Pacific region dominated the building thermal insulation market due to rapid urbanization and large-scale infrastructure development across countries such as China, India, and Japan. Rising population levels and increasing residential and commercial construction activities have significantly boosted demand for energy-efficient insulation materials. Government initiatives promoting green buildings and energy conservation, along with supportive regulations and building codes, further drive market growth.
North America is expected to generate the largest demand during the forecast period in the building thermal insulation market. In October 2025, Owens Corning introduced high-performance insulation materials for residential and commercial buildings. In August 2025, Johns Manville expanded its insulation product portfolio, focusing on energy-efficient solutions. stringent energy efficiency regulations and well-established building standards across the United States and Canada. The region has a high adoption rate of advanced insulation materials driven by strong awareness of energy conservation and sustainability.
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Top 10 Trends in the Building Thermal Insulation Market
- Rising demand for energy-efficient buildings
- Growth in sustainable and green construction practices
- Increasing use of advanced insulation materials
- Expansion of residential construction activities
- Growth in retrofitting and renovation projects
- Integration with smart building technologies
- Increasing government regulations and policies
- Rising demand for lightweight insulation materials
- Growth in commercial infrastructure development
- Development of eco-friendly insulation materials
- Rising demand for energy-efficient buildings
Energy-efficient construction provides reduced energy consumption, improving cost savings, enhancing building performance, and supporting sustainability goals globally.
- Growth in sustainable and green construction practices
Green building practices provide eco-friendly solutions, improving environmental performance, enhancing energy efficiency, and supporting global climate initiatives.
- Increasing use of advanced insulation materials
Advanced materials provide higher thermal performance, improving durability, enhancing efficiency, and supporting modern construction requirements globally.
- Expansion of residential construction activities
Residential construction growth provides increased insulation demand, improving thermal comfort, enhancing energy savings, and supporting urban development globally.
- Growth in retrofitting and renovation projects
Renovation activities provide improved building efficiency, enhancing insulation demand, reducing emissions, and extending building lifespan globally.
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Stay informed with the latest industry insights and market trends to identify new opportunities and drive growth in the building thermal insulation market. To explore more in-depth trends, insights, and forecasts, please refer to our detailed report.
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Top 15 Companies Leading the Building Thermal Insulation Market
- Owens Corning
- Saint-Gobain
- Rockwool International A/S
- Kingspan Group
- BASF SE
- Huntsman Corporation
- Knauf Insulation
- Johns Manville
- GAF Materials Corporation
- Armacell International
- Recticel Group
- Covestro AG
- Dow Inc.
- Aspen Aerogels
- URSA Insulation
- Owens Corning
Headquarters: Toledo, Ohio, USA
Founded in 1938, Owens Corning is a global leader in insulation and building materials, employing around 20,000 people. The company generated approximately USD 9.7 billion in revenue in 2025. It specializes in fiberglass insulation, roofing, and composite solutions. Its key projects include development of high-performance thermal insulation systems and energy-efficient construction materials. Owens Corning has operations in more than 30 countries, with major markets in the United States, Canada, China, India, and Europe, playing a significant role in advancing sustainable and energy-efficient building solutions worldwide.
- Saint-Gobain
Headquarters: Courbevoie, France
Saint-Gobain, established in 1665, employs over 160,000 people globally and reported nearly USD 55 billion in revenue in 2025. The company focuses on innovative construction materials, including advanced insulation and glass solutions. Major initiatives include sustainable insulation technologies and green building innovations aligned with climate goals. It operates across more than 75 countries, with strong presence in France, Germany, the United States, India, and China, making it a key player in improving building energy efficiency and supporting global sustainability initiatives.
- Rockwool International A/S
Headquarters: Hedehusene, Denmark
Founded in 1937, Rockwool International employs approximately 12,000 people and generated around USD 4 billion in revenue in 2025. The company is known for its stone wool insulation products used in residential and industrial buildings. Key projects include fire-resistant and acoustic insulation solutions designed for energy-efficient construction. Rockwool operates in over 40 countries, with key markets across Europe, North America, and Asia, supporting sustainable infrastructure development and enhancing building safety and thermal performance globally.
- Kingspan Group
Headquarters: Kingscourt, Ireland
Kingspan Group was founded in 1965 and has a workforce of approximately 22,000 employees worldwide. In 2025, the company recorded revenues of about USD 9 billion. It is widely recognized for its high-performance insulation panels and building envelope solutions. Its major projects include net-zero energy building systems and advanced insulated panel technologies. Kingspan operates in more than 80 countries, with major markets in Europe, North America, Asia, and Australia, contributing significantly to energy-efficient construction and low-carbon building solutions.
- BASF SE
Headquarters: Ludwigshafen, Germany
BASF SE, founded in 1865, is one of the world’s largest chemical companies, employing around 112,000 people globally. The company generated approximately USD 80 billion in revenue in 2025. BASF produces chemical-based insulation materials such as polyurethane and polystyrene foams. Key projects include the development of sustainable construction materials and energy-efficient insulation solutions. BASF operates in more than 90 countries, with major markets in Germany, the United States, China, and India, supporting innovation in building materials and global construction industries.
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Are you ready to discover more about the building thermal insulation market?
The report provides an in-depth analysis of the leading companies operating in the global building thermal insulation market. It includes a comparative assessment based on their product portfolios, business overviews, geographical footprint, strategic initiatives, market segment share, and SWOT analysis. Each company is profiled using a standardized format that includes:
Company Profiles
- Owens Corning
- Business Overview
- Company Snapshot
- Products Overview
- Company Market Share Analysis
- Company Coverage Portfolio
- Financial Analysis
- Recent Developments
- Merger and Acquisitions
- SWOT Analysis
2. Saint-Gobain
3. Rockwool International A/S
4. Kingspan Group
5. BASF SE
6. Huntsman Corporation
7. Knauf Insulation
8. Johns Manville
9. GAF Materials Corporation
10. Others
Conclusion
The global building thermal insulation market is expected to grow steadily, reaching USD 52.2 billion by 2035, because of increasing energy-efficient building requirements and strict environmental protection laws. North America leads the market due to strong building standards and high adoption of advanced insulation solutions, while the Asia Pacific is the fastest-growing region, supported by rapid urbanization and infrastructure development. Key players such as Owens Corning, Saint-Gobain, and Rockwool International A/S are focusing on sustainable and high-performance materials. The upcoming years will present major growth opportunities because of rising investments in green construction, building renovations, and smart building technology development.
Unlock exclusive market insights—Download the Brochure now and dive deeper into the future of the Global Building Thermal Insulation Market.
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