The glass and glass product industry is essential in constructing buildings, vehicles, and various consumer goods. Companies range from massive factories producing sheet glass to small specialists crafting decorative glassware. They focus on innovation, such as energy-efficient windows and security-enhanced glass products. As sustainability and design evolve, advanced technologies are becoming the norm, ensuring product safety while minimizing environmental impact. Modern glass solutions cater not only to functionality but also to aesthetics, reflecting contemporary architectural styles. With a keen eye on eco-friendly practices, this industry is set on a trajectory of modernization and responsible production.

This listing highlights 21 significant companies located in Nan, with a diverse array of sizes and focuses. Founded between 1920 and 2016, these firms span countries including Thailand, the USA, and Brazil. Their expertise includes manufacturing high-performance architectural glass, automotive glass, and innovative glass solutions for residential buildings. Notable players include Guardian Glass Asia Pacific and Cardinal Glass Industries, which define high-quality standards in the glass market. Together, these companies reflect key trends in sustainability and technological advancement across the global glass and glass products sector.

Read on to discover more about the top glass and glass product companies.

Top 21 Glass and Glass Products Companies

1. Guardian Glass Asia Pacific

• Website: guardianglass.com
• Ownership type: Private
• Headquarters: Bangkok, Bangkok, Thailand
• Employee distribution: Thailand 38%, Australia 25%, United Arab Emirates 12%, Other 25%
• Founded year: 1932
• Headcount: 10001+
• LinkedIn: guardian-glass-anz

Guardian Glass Asia Pacific, based in Bangkok, Thailand, is a prominent manufacturer of glass products. Established in 1932, the company has built a strong reputation for providing high-quality glass solutions for various applications, including architectural, residential, and commercial projects. Guardian Glass serves a wide range of clients, including architects, builders, and homeowners, focusing on innovative solutions that tackle design, performance, and safety challenges. Their product offerings include solar control glass, laminated glass, and high-performance glass, among others. The company operates across multiple countries in the Asia Pacific region, with a significant presence in Thailand, Australia, and the Middle East. Guardian Glass is committed to quality control and environmental stewardship, ensuring that their products meet rigorous standards while also supporting sustainable design practices.

2. Guardian Industries

• Website: guardian.com
• Ownership type: Corporate
• Headquarters: Auburn Hills, Michigan, United States (USA)
• Employee distribution: United States (USA) 32%, Brazil 15%, Egypt 11%, Other 43%
• Latest funding: November 2016
• Founded year: 1932
• Headcount: 5001-10000
• LinkedIn: guardian-industries

Guardian Industries, founded in 1932 and based in Auburn Hills, Michigan, is a manufacturing company that specializes in glass products and automotive systems. The company operates primarily through two segments: Guardian Glass and SRG Global. Guardian Glass is recognized for producing high-performance glass solutions for a variety of applications, including architectural, residential, and automotive uses. With 24 float lines worldwide, Guardian Glass is involved in creating glass that enhances energy efficiency and comfort in buildings, as well as providing essential components for vehicles. SRG Global focuses on decorative systems for the automotive industry, showcasing the company's versatility in manufacturing. Guardian Industries employs over 11,800 people across 25 countries, emphasizing its global reach and operational scale. The company is committed to responsible sourcing and environmental stewardship, reflecting its dedication to sustainable practices in the manufacturing process.

3. Cardinal Glass Industries

• Website: cardinalcorp.com
• Ownership type: Corporate
• Headquarters: Eden Prairie, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: May 2021
• Founded year: 1962
• Headcount: 5001-10000
• LinkedIn: cardinal-glass-industries

Cardinal Glass Industries, based in Eden Prairie, Minnesota, is a prominent manufacturer specializing in residential glass products for windows and doors. Established in 1962, the company has grown to employ nearly 10,000 individuals across 49 locations in the United States. Cardinal Glass is dedicated to innovation, investing heavily in research and development to create advanced glass solutions. Their product range includes insulating glass, coated glass, laminated glass, tempered glass, and float glass, catering to the needs of window manufacturers and builders. The company operates multiple subsidiaries, each focusing on specific glass types, ensuring a comprehensive approach to glass manufacturing. Cardinal Glass Industries is committed to quality, with a robust system for monitoring and testing their products, which enhances their reputation in the industry.

4. Viracon

• Website: viracon.com
• Ownership type: Private
• Headquarters: Owatonna, Minnesota, United States (USA)
• Employee distribution: United States (USA) 98%, Other 2%
• Founded year: 1970
• Headcount: 1001-5000
• LinkedIn: viracon

Viracon, based in Owatonna, Minnesota, has been a significant player in the architectural glass manufacturing industry since its founding in 1970. The company specializes in producing high-quality glass products tailored for the construction sector, including insulating, laminated, and monolithic glass. Viracon's products are designed to meet specific performance standards, ensuring durability and aesthetic appeal for various architectural applications. The company collaborates closely with architecture firms and glazing contractors, providing them with reliable glass solutions that enhance building designs. Viracon also emphasizes innovation through its Viracon PLUS program, which fosters partnerships with technology companies to develop advanced glass technologies. This initiative aims to improve indoor environments, reduce energy costs, and enhance security features in buildings. With a workforce of around 696 employees, Viracon maintains a strong presence in the U.S. market, primarily serving clients within the country.

5. Euroglas

• Website: euroglas.com
• Ownership type: Corporate
• Headquarters: Haldensleben, Saxony-Anhalt, Germany
• Employee distribution: France 64%, Germany 25%, Poland 11%
• Latest funding: January 2025
• Founded year: 1995
• Headcount: 501-1000
• LinkedIn: euroglas-group

Euroglas, founded in 1995 and based in Haldensleben, Germany, is a prominent player in the glass manufacturing industry. The company specializes in a wide range of glass products, including float glass, coated glass, and safety glass, catering primarily to the construction and architecture sectors. Euroglas operates multiple facilities across Europe, with a significant presence in France, Germany, and Poland. The company is dedicated to sustainability and innovation, striving to meet modern building requirements while minimizing environmental impact. Their product offerings include advanced solutions such as thermal insulation glass and anti-fog glass, showcasing their commitment to quality and technological advancement. Euroglas also provides extensive support services, including processing guidelines and environmental certifications, further solidifying their role in the industry.

6. Glas Trösch Group

• Website: glastroesch.ch
• Ownership type: Family Owned
• Headquarters: Worb, Bern, Switzerland
• Employee distribution: Switzerland 65%, Germany 18%, Ukraine 8%, Other 10%
• Founded year: 1905
• Headcount: 5001-10000
• LinkedIn: glas-tr%c3%b6sch-group

Glas Trösch Group, founded in 1905 and based in Worb, Bern, Switzerland, is a family-owned glass manufacturer. The company operates across multiple locations and employs around 969 people, with a significant presence in Switzerland, Germany, and Ukraine. Glas Trösch specializes in a comprehensive range of glass solutions, including float glass, coated glass, and architectural glass products. Their offerings extend to energy-efficient solutions and aesthetic enhancements for construction and design projects. The company emphasizes sustainability and innovation, contributing to advancements in energy efficiency and environmental responsibility within the glass industry. Their product portfolio includes safety glass, soundproof glass, and specialized glass for automotive and aviation applications, showcasing their technical expertise and commitment to quality.

7. Gunj Glass Works Ltd

• Website: gunjglass.com
• Ownership type: Private
• Headquarters: Rawalpindi, Punjab, India
• Employee distribution: Pakistan 100%
• Founded year: 1978
• Headcount: 501-1000
• LinkedIn: gunj-glass-works-ltd

Gunj Glass Works Ltd, based in Rawalpindi, Punjab, India, is a private glass manufacturing company founded in 1978. The firm specializes in producing a wide range of glass products, including flat glass, glassware, and architectural solutions. With a workforce of approximately 131 employees, Gunj Glass serves both businesses and consumers, emphasizing quality and customer satisfaction. The company has made significant strides in innovation, recently completing a restructuring process that integrates the fourth generation of the founding family into its operations. This restructuring has brought in experienced professionals from renowned institutions, enhancing their product offerings and operational capabilities. Gunj Glass is recognized for its commitment to developing strong partnerships with clients and providing solution-oriented services. Their product range includes tempered glass, double-glazed glass, and various types of glassware, with a notable market share in the tableware segment through their Blink Glassware brand. Gunj Glass continues to adapt to market demands and technological advancements, ensuring its relevance in the glass manufacturing industry.

8. Vitro Architectural Glass

• Website: vitroglazings.com
• Ownership type: Private
• Headquarters: Cheswick, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 77%, Mexico 15%, Canada 7%, Other 1%
• Latest funding: Other (Grant), $1.6M, April 2023
• Founded year: 2016
• Headcount: 11-50
• LinkedIn: vitro-architectural-glass

Vitro Architectural Glass, based in Cheswick, Pennsylvania, is a private glass manufacturer that specializes in architectural glass products. Established in 2016, the company has quickly positioned itself as a key player in the industry, offering a wide array of glass solutions tailored for architects and construction professionals. Their product lineup includes low-E glass, low-iron glass, and specialty applications, all designed to enhance energy efficiency and sustainability in building projects. Vitro Architectural Glass is particularly noted for its innovative offerings, such as the VacuMax vacuum insulating glass, which significantly improves thermal performance. The company has a strong presence in North America, with a workforce that spans the United States, Mexico, and Canada. In April 2023, Vitro secured $1.6 million in funding, underscoring its potential for growth and continued relevance in the architectural glass market.

9. Cebrace

• Website: cebrace.com.br
• Ownership type: Private
• Headquarters: Jacareí, Sao Paulo, Brazil
• Employee distribution: Brazil 100%
• Founded year: 1982
• Headcount: 1001-5000
• LinkedIn: cebrace

Cebrace, founded in 1982 and based in Jacareí, São Paulo, Brazil, is a prominent glass manufacturer known for its extensive range of glass products. The company specializes in solutions for residential, commercial, and decorative applications, offering products that are not only aesthetically appealing but also energy-efficient. Cebrace's product lineup includes advanced glass technologies designed to enhance the beauty and functionality of various spaces. They cater to a wide audience, including homeowners, businesses, and construction firms, ensuring that their offerings meet diverse needs. Cebrace is dedicated to sustainability throughout its operations, reflecting a commitment to environmentally responsible practices. With a workforce of over 1,000 employees, the company maintains a strong presence in the Brazilian market, focusing solely on glass and glass products without diversifying into unrelated sectors.

10. Agc Interpane

• Website: interpane.com
• Ownership type: Private
• Headquarters: Germany
• Employee distribution: Germany 48%, France 29%, Austria 9%, Other 14%
• Founded year: 1971
• Headcount: 1001-5000
• LinkedIn: agc-interpane

Agc Interpane, officially known as Interpane Glas Industrie AG, is a prominent glass manufacturing company based in Germany. Founded in 1971, the company specializes in producing a wide array of glazing products that serve the construction and design industries. Their product line includes float glass, thermal insulation glass, and safety glass, which are essential for modern architectural applications. With operations across several European countries, including Germany, France, and Austria, Agc Interpane caters to the needs of architects and builders seeking high-quality and innovative glass solutions. The company is also recognized for its commitment to sustainability, actively pursuing Cradle to Cradle certification for its products, which reflects a focus on environmental responsibility and resource efficiency. This dedication to quality and sustainability has established Agc Interpane as a respected name in the glass industry.

11. AGC Vidros do Brasil

• Website: agcbrasil.com
• Ownership type: Private
• Headquarters: Brazil
• Employee distribution: Brazil 100%
• Founded year: 2013
• Headcount: 10001+
• LinkedIn: agc-vidros-do-brasil

AGC Vidros do Brasil, established in 2011 as part of the AGC Group, is a prominent glass manufacturing company based in Brazil. The firm specializes in producing flat glass tailored for the construction and automotive sectors. Their product range includes solar control glass, decorative glass, safety glass, and float glass, catering to both commercial and residential needs. AGC Vidros do Brasil emphasizes sustainability and innovation, striving to meet the evolving demands of its customers while minimizing environmental impact. The company operates manufacturing facilities in Guaratinguetá, Betim, and Piracicaba, contributing significantly to the South American glass market. With a workforce dedicated to quality and service, AGC Vidros do Brasil has established itself as a reliable supplier in the glass industry.

12. BGT Bischoff Glastechnik

• Website: glastroesch.com
• Ownership type: Private
• Headquarters: Bretten, Baden-Württemberg, Germany
• Employee distribution: Germany 100%
• Founded year: 1938
• Headcount: 501-1000
• LinkedIn: bgt-bischoff-glastechnik-ag

BGT Bischoff Glastechnik, based in Bretten, Baden-Württemberg, Germany, is a private glass manufacturing company founded in 1938. The company specializes in a comprehensive range of glass solutions, including coatings, structural glazing, and safety glass. BGT serves the construction and architecture sectors, providing products that enhance both energy efficiency and aesthetic appeal in building projects. Their offerings include advanced glass types such as thermal insulation glass, anti-reflective glass, and fire-resistant glass, catering to the evolving needs of modern architecture. With a strong emphasis on quality and sustainability, BGT is committed to delivering innovative solutions that meet the highest standards in the industry. The company operates solely in Germany, ensuring a focused approach to its market and customer base.

13. Kaveh Glass Industrial Group

• Website: kavehglass.com
• Ownership type: Private
• Headquarters: Tehran, Tehran, Iran
• Employee distribution: Iran 99%, Other 1%
• Founded year: 1984
• Headcount: 10001+
• LinkedIn: kaveh-glass-industry-group

Kaveh Glass Industrial Group, based in Tehran, Iran, has been a prominent manufacturer in the glass industry since its inception in 1984. The company specializes in producing a wide range of glass products, including flat glass, glass containers, and essential raw materials. Kaveh Glass serves various sectors, notably construction and food packaging, by providing high-quality materials that meet industry standards. With a workforce exceeding 10,000 employees, the company has made significant strides in enhancing its production capabilities and expanding its market reach. Kaveh Glass is also active in international markets, exporting its products to countries in North America, Europe, Asia, and Africa. The company has received numerous certifications for quality and safety, underscoring its commitment to excellence in manufacturing.

14. Gold Plus Glass Industry Ltd.

• Website: goldplusgroup.com
• Ownership type: Venture Capital
• Headquarters: India
• Employee distribution: India 100%
• Latest funding: $58.1M, August 2018
• Founded year: 1985
• Headcount: 1001-5000
• LinkedIn: gold-plus-glass-industry-limited

Gold Plus Glass Industry Ltd. is a prominent glass manufacturer based in India, established in 1985. The company specializes in float glass production and has developed a strong market presence, particularly in the construction, automotive, and industrial sectors. Gold Plus operates three fungible production lines across two locations, with a total capacity of 2,050 tonnes per day, and is set to expand this capacity further with the addition of a solar glass production line. Their product offerings include clear glass, tinted glass, mirrors, and various processed glass types such as toughened and laminated glass. The company is committed to quality, as evidenced by their BIS certifications, and has a robust distribution network supported by experienced leadership. In 2018, Gold Plus secured funding amounting to approximately $58 million, which underscores investor confidence in their growth potential.

15. Viridian Glass Australia

• Website: viridianglass.com
• Ownership type: Private Equity
• Headquarters: Ingleburn, New South Wales, Australia
• Employee distribution: Australia 92%, New Zealand 4%, Other 3%
• Latest funding: $112.0M, November 2018
• Founded year: 2007
• Headcount: 501-1000
• LinkedIn: viridian-glass

Viridian Glass Australia, founded in 2007 and based in Ingleburn, New South Wales, is a prominent manufacturer and supplier of glass products. With a history that stretches back to 1856, the company has evolved to meet the changing needs of architects, builders, and homeowners. They offer a wide array of glass solutions, including acoustic, designer, energy-efficient, and security glass, catering to both residential and commercial markets. Viridian Glass is dedicated to enhancing energy efficiency and design aesthetics, reflecting a commitment to innovation in the glass processing industry. The company operates primarily in Australia, with a small presence in New Zealand and other regions. In 2018, they secured a substantial funding amount of $112 million, which underscores their growth potential and investment in future developments.

16. Gulf Glass Ind. Co. LLC.

• Website: gulfglass.com
• Ownership type: Private
• Headquarters: Sharjah, Sharjah, United Arab Emirates (UAE)
• Employee distribution: United Arab Emirates 100%
• Founded year: 1991
• Headcount: 201-500
• LinkedIn: gulf-glass-industries-llc-co.

Gulf Glass Ind. Co. LLC, established in 1991 in Sharjah, UAE, specializes in the processing of glass products tailored for the construction industry. As a subsidiary of the GIBCA Group of Companies, Gulf Glass has positioned itself as a significant supplier of processed glass, including tempered and insulating varieties. The company prides itself on its technical expertise and state-of-the-art production facilities, which include advanced tempering and insulating glass lines. With a workforce that boasts a wealth of experience, including many long-term employees, Gulf Glass is dedicated to quality and customer satisfaction. Their products have reached markets in over 50 countries, showcasing their capability to meet international standards and demands. Gulf Glass's commitment to innovation and employee development further solidifies its role in the glass processing industry.

17. Bendheim

• Website: bendheim.com
• Ownership type: Family Owned
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1927
• Headcount: 51-200
• LinkedIn: bendheim

Bendheim is an architectural glass manufacturer based in New York City, established in 1927. As a fourth-generation family-owned business, Bendheim has built a reputation for providing innovative glass solutions that cater to both professionals and homeowners. The company specializes in a wide array of specialty glass products, including back-painted glass, etched glass, and textured glass, among others. They are known for their collaborative approach, working closely with architects and designers to bring unique project visions to life. Bendheim's commitment to quality is evident in their product offerings, such as the Houdini™ ultra-privacy glass, which combines privacy with ample daylight. Their focus on sustainability and consultative design further enhances their standing in the construction and design sectors, making them a notable player in the glass industry.

18. PRESS GLASS Holding SA

• Website: pressglass.com
• Ownership type: Private
• Headquarters: Konopiska, Silesian Voivodeship, Poland
• Employee distribution: Poland 80%, United States (USA) 9%, Lithuania 5%, Other 5%
• Founded year: 1991
• Headcount: 1001-5000
• LinkedIn: press-glass-sa

PRESS GLASS Holding SA, founded in 1991 and based in Konopiska, Poland, is a prominent manufacturer of glass products. The company specializes in producing a wide range of offerings, including glazed units, toughened glass, and various specialized glass types such as bullet-proof and fire-resistant glass. Serving primarily the construction industry, PRESS GLASS focuses on delivering high-quality solutions that adhere to stringent safety standards. The company operates multiple factories and emphasizes modern logistics and technological advancements in its manufacturing processes. PRESS GLASS is also committed to sustainability, having adopted ISO 14001 to manage its environmental impact. With a workforce of over 330 employees, the company has a significant presence in Poland and has expanded its operations to the United States, Lithuania, and Croatia, among other locations.

19. Sphinx Glass SAE

• Website: sphinxglass.com
• Ownership type: Corporate
• Headquarters: Cairo, Cairo Governorate, Egypt
• Employee distribution: Egypt 98%, Other 2%
• Latest funding: $190.0M, May 2014
• Founded year: 2008
• Headcount: 201-500
• LinkedIn: sphinx-glass-sae

Sphinx Glass SAE, based in Cairo, Egypt, is a manufacturer specializing in high-quality float glass. Founded in 2008, the company has made significant strides in the glass industry, producing a range of products tailored for automotive, architectural, and home appliance applications. With a workforce of around 165 employees, Sphinx Glass has established a strong presence in the Egyptian market and exports to more than 40 countries. The company operates a state-of-the-art manufacturing facility that emphasizes quality and innovation, ensuring that their products meet the demands of various sectors. Sphinx Glass is committed to sustainability and community engagement, reflecting a broader responsibility beyond just manufacturing glass. Their strategic partnerships with local and international companies further enhance their market position, allowing them to cater to specific needs across different applications.

20. FUSO Glass India Pvt Ltd

• Website: fuso.in
• Ownership type: Private
• Headquarters: Mumbai, Maharashtra, India
• Employee distribution: India 100%
• Founded year: 2001
• Headcount: 501-1000
• LinkedIn: fuso-glass-india-pvt.-ltd.

FUSO Glass India Pvt Ltd, based in Mumbai, Maharashtra, is a prominent glass processor specializing in high-quality processed glass solutions tailored for architectural, specialty, and automotive applications. Founded in 2001, the company has a rich history that traces back over 50 years, originally starting as Kranti Sheet Glass. FUSO has developed a robust infrastructure with multiple processing plants strategically located across India, ensuring timely delivery and adherence to international quality standards. The company prides itself on its commitment to innovation, having executed more than 1,000 projects and serving a wide range of clients, including builders, architects, and fabricators. FUSO's product offerings include architectural glass, specialty glass, automotive glass, and the innovative Suntuitive glass, which dynamically responds to solar intensity. With a workforce of over 500 employees, FUSO is dedicated to transforming the glass industry in India while maintaining a focus on sustainability and quality.

21. JE Berkowitz

• Website: jeberkowitz.com
• Ownership type: Private
• Headquarters: Oldmans Township, New Jersey, United States (USA)
• Founded year: 1920
• Headcount: 201-500
• LinkedIn: j--e--berkowitz-lp

JE Berkowitz, founded in 1920, is a private glass manufacturer based in Oldmans Township, New Jersey. The company specializes in architectural glass solutions, providing a wide array of products such as heat-treated glass, insulating glass, laminated glass, and silk-screened glass. With a workforce of approximately 250 skilled professionals, JE Berkowitz operates from a state-of-the-art facility that spans 200,000 square feet. Their commitment to quality is evident through their ISO 9001 certification, ensuring that their products meet rigorous industry standards. The company collaborates closely with architects, designers, and contractors, offering tailored solutions that cater to specific project needs. Their focus on innovation is highlighted by their investment in advanced technologies and manufacturing processes, which enhance the precision and efficiency of their glass products. JE Berkowitz also emphasizes sustainability, promoting eco-friendly practices and products that align with LEED certification standards.

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