Founded in 1991, Tower Insulating Glass fabricates and distributes custom insulated glass for residential and commercial projects from its North Bellmore, New York facility. The company is known for taking on unusual shapes, oversized units and other specialty work, with every unit inspected at least four times during production. Its products are made in the United States, backed by a 10-year warranty and supported by Guardian authorization and IGCC certification.
Certified Insulating Glass Manufacturer
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Vitro Certified Network
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Pilkington Glass Certification
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Guardian Authorized Fabricator
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IGCC CBA Rating
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Insulating Glass Certification Council (IGCC) Member
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Insulating Glass Manufacturers Alliance (IGMA) Member
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Rochester Insulated Glass, IncEstablished in 1972, Rochester Insulated Glass is an independent, family-owned Upstate New York fabricator specializing in oversized architectural glass for commercial building projects. Its insulated glass work is anchored by a proprietary Warm Seal spacer, while jumbo furnaces and custom delivery methods support units as large as 130 by 284 inches. Three generations of family leadership have guided the company’s expansion from a regional glass fabricator to projects across North America and beyond.MANCHESTER, NY
Williamsburg Glass IncSince 2005, Williamsburg Glass Inc. has designed, fabricated, and installed custom glass and mirror work for homes and businesses across New York’s Tri-State area. Its Brooklyn operation keeps production in-house and pairs hands-on fabrication with an in-house designer, allowing projects such as glass floors, display cases, and decorative mirrors to be shaped around a client’s specific vision. The company has also completed work for recognizable clients including Adidas, IKEA, Starbucks, and The New York Times.BROOKLYN, NY
GlassivoFrom its manufacturing hub in Kocaeli, Türkiye, and customer-facing operations in the United States, Glassivo makes architectural glass systems for residential and commercial spaces. Its work ranges from energy-efficient glazing to custom doors, including oversized insulated bifold systems designed to open broad connections between indoors and out. Glassivo also develops tailored decorative and architectural solutions, backed by a stated 10-year warranty.Astoria, NY
Swift GlassPrivately owned Swift Glass has spent nearly a century building its name around custom glass fabrication for original equipment manufacturers. From its New York facility, the company produces precision components for demanding applications, with ISO 9001:2015 certification and ITAR registration supporting work in fields such as medical technology and aerospace.ELMIRA HEIGHTS, NY