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Company Formation


History of Dlubak Specialty Glass

Dlubak’s ascent to prominence began in 1947 when his father, Charles F. Dlubak, founded Dlubak Studios—a stained glass company renowned for its exquisite craftsmanship. From a young age, Frank immersed himself in the world of glasswork, honing his skills alongside his father and laying the foundation for his future endeavors.

Frank Dlubak, a visionary and innovator in the glass industry, has forged a path marked by creativity, resilience, and an unwavering commitment to excellence. His journey, spanning over six decades, has been characterized by a relentless pursuit of groundbreaking solutions and an innate ability to defy conventional norms.

Driven by a desire to marry artistry with technology, Dlubak envisioned a business that could seamlessly integrate design and fabrication, offering customers a holistic solution from concept to completion. This vision materialized as Dlubak Studios evolved, embracing technological advancements, and diversifying its offerings to include window frames and aluminum bending services.

In 1974, Dlubak embarked on a transformative journey, venturing into the realm of curved glass—a venture that would revolutionize the industry. With boundless determination and a penchant for innovation, he pioneered new techniques and equipment, propelling the bent glass market into unprecedented growth.

Dlubak’s impact reverberated far beyond the confines of his own company, as he galvanized the industry, fostering collaboration and elevating standards. Through seminars and educational initiatives, he demystified bent glass, empowering architects and glaziers to embrace its potential.

His contributions extended to iconic projects, from the renovation of the Statue of Liberty to the American Express Flagship Building and the Times Square revitalization. Each undertaking bore the hallmark of Dlubak’s ingenuity and craftsmanship, leaving an indelible mark on the architectural landscape.

Beyond his professional achievements, Dlubak’s ethos of compassion and generosity has endeared him to colleagues and communities alike. His commitment to quality employment practices and humanitarian efforts earned him accolades, though he remains humble, driven by a genuine passion for his craft.

Today, Frank Dlubak’s legacy endures as a testament to the power of innovation, perseverance, and a steadfast belief in one’s vision. His journey exemplifies the heights that can be reached when creativity meets determination, soaring above the rest to leave an indelible imprint on the world of glass.


Dlubak’s Timeline

1947:   The Beginning of Dlubak Studios: Founded by Charles F. Dlubak in 1947, Dlubak Studios began its journey as a stained glass company based in Blairsville, PA. Specializing in the design and fabrication of windows and decorative glass works, the company quickly gained recognition for its craftsmanship and artistic flair.

Early Years and Evolution: Frank Dlubak, the son of Charles Dlubak, joined the family business at the young age of 12, assisting his father during summer vacations and collaborating on special projects. Witnessing the potential for innovation, Frank envisioned a fusion of technology and art in the glass industry.

1970:   Transition to Integrated Glass Solutions: As the industry evolved, Frank Dlubak recognized the need to modernize and expand the company’s offerings. In the early 1970s, Dlubak Studios embarked on a transformational journey, transitioning from traditional stained glass to integrated glass solutions.

1974:   Diversification and Expansion: In 1974, Dlubak Studios diversified its portfolio by venturing into the design and construction of window frames. This strategic move marked the beginning of a new era for the company, enabling it to provide comprehensive solutions to its customers.

1975:   Introduction of Aluminum Bending Service: Building on its success in window frame design, Dlubak Studios introduced an aluminum bending service in 1975. This addition further enhanced the company’s capabilities, catering to a broader range of architectural needs.

1982:   Phasing Out Stained Glass Operations: With a focus on embracing modern technologies and meeting evolving market demands, Dlubak Studios made the strategic decision to phase out its stained glass operations in 1982. This marked a significant shift towards embracing innovation and specialization in flat glass solutions.

1998:   Induction into the Glass and Metal Hall of Fame: In 1998, Frank Dlubak was honored with induction into the prestigious Glass and Metal Hall of Fame. This accolade recognized his visionary leadership, innovative spirit, and enduring contributions to the glass industry.

2013:   Formation of Dlubak Corporation: Reflecting its expanded scope and diversified offerings, Dlubak Studios transitioned into Dlubak Corporation. Under the leadership of Frank Dlubak, the company continued to pioneer advancements in the glass industry, earning recognition for its ingenuity and commitment to excellence.

2021:   Acquisition by Isoclima: Dlubak Corporation became part of Isoclima S.p.A., a global leader in high-performance glass solutions. The acquisition marks a new chapter in Dlubak’s journey, aligning its expertise with Isoclima’s vision for expansion and innovation in the North American market.

History of Global Security Glazing

Global Security Glazing has been at the forefront of manufacturing security, custom architectural, and transportation glass and glazing products for over six decades. Established with a commitment to innovation and quality, the company offers a diverse range of products designed to provide impact, bullet, blast, and fire-resistant protection across various applications.

Headquartered in Selma, AL, Global Security Glazing is renowned for its market-leading glazing solutions sought after worldwide to support complex and quality-sensitive infrastructure demands. As part of the Isoclima Group, a leading supplier of high-performance glass and transparent solutions, the company has emerged as the single source for all security and architectural glazing requirements.

The company’s comprehensive product portfolio includes all-glass laminates, glass-clad polycarbonates, and laminated polycarbonates, catering to diverse design challenges in industries such as prisons, detention and correctional facilities, embassies, armored vehicles, and other buildings requiring enhanced security measures.

One of the key strengths of Global Security Glazing lies in its rigorous testing processes. All products are fully tested to specific standards and threat levels, ensuring compliance with industry regulations. Whether it’s bullet-resistant, attack-resistant, or blast-resistant glazing, the company’s solutions meet the stringent requirements of projects such as correctional facilities, embassies, courthouses, and hospitals.

In addition to its security-focused products, Global Security Glazing offers a complete line of architectural glass solutions, including tempered glass, chemically strengthened glass, insulated glass, spandrel glass, hurricane glazing, and curved glass products. Each product is manufactured under the Single Responsibility Program, ensuring meticulous attention to quality and consistency throughout the manufacturing process.

The acquisition of Global Security Glazing and Dlubak Specialty Glass Corp. by the Isoclima Group marks a significant milestone in the company’s strategic growth plan. With this acquisition, Isoclima strengthens its leadership in the ballistic transparencies industry, expands into new market segments, and establishes local production capabilities in key regions, setting the stage for continued innovation and success in the years to come.

History of Isoclima Specialty Glass

Founded in 1977, Isoclima Group has emerged as a leading entity in the advanced glass solutions sector. Starting as a manufacturer of flat glass, the company quickly adapted to produce curved glass by 1979, showcasing its commitment to innovation and industry leadership.

In the 1980s, Isoclima Group fortified its presence in the market by delving into bulletproof glass production, thus securing a prominent role in the security and defense sectors. The pivotal year of 1985 marked a transformation, establishing the company as a reputable source of security glass solutions.

Responding to the growing demands of the security and luxury markets by 1995, Isoclima integrated state-of-the-art technology to manufacture curved, bullet-resistant glass, highlighting its commitment to technological innovation and market adaptability.

The year 2000 was significant for Isoclima Group as it acquired Plastal S.p.A., a distinguished Italian firm known for transparent armor and aeronautical components. This strategic move expanded Isoclima’s technological edge and product diversity, bolstering its global industry presence.

In 2010, the company marked a new phase with the launch of a cutting-edge production facility in Este, Italy, reaffirming its dedication to innovation, quality, and market expansion.

Since 2017, Isoclima Group has been part of Stirling Square Capital Partners’ portfolio, enhancing its global footprint. In 2021, the company expanded its U.S. presence by acquiring Global Security Glazing in Selma, Alabama, and Dlubak Specialty Glass in Blairsville, Pennsylvania, thereby strengthening its portfolio.

Today, Isoclima Group is celebrated as a global leader in the glass industry, known for its extensive range of products and solutions. The company’s rich history is a reflection of its pioneering spirit, unwavering commitment to excellence, and continuous evolution to meet the ever-changing market demands.

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