Jeannette / Pennsylvania / United States
In time, Jeannette Specialty Glass perfected its own formulation, known as "Hard Roc" glass, which we continue to manufacture to this very day. While many glass manufacturers offer reflector and refractor lenses, commercial glass and industrial mold work, no one can replicate the Clear Colorless Glass ( not green ) produced by JSG and our attention to quality control standards. An American CompanyWe think that "Made in the U.S.A." is a source of national pride and is becoming more so every day. All Jeannette Specialty Glass products are made in our factory in Jeannette, Pennsylvania. Founded in the heart of Americas premier glass making region in 1904, Jeannette Specialty Glass has earned a reputation for manufacturing the highest quality commercial and industrial glass products.Jeannette Specialty Glasss sister company, JSG Oceana Glass Designs, has found success producing highly sought-after bathroom & kitchen sinks and is the only manufacturing facility that is IAPMO approved & UPC/CUPC certified for their glass kitchen sinks. These products, in addition to their dinnerware pieces combine artful styling, elegance, and heirloom quality into a variety of amazing pieces.