There are several types and combinations of curtainwall systems, materials and glazing options. When choosing among them, it is critical to remember that the success of any project is rooted in the compatibility of the design, the system and the materials.

Old Castle
(Formally Texas Wall Systems)
Oldcastle Glass is the leading supplier of Building Envelope solutions, including architectural glass and the following aluminum glazing systems: custom-engineered curtain wall and window wall, architectural windows, storefronts, entrance doors and skylights. Our products include Oldcastle Glass StormGlass Hurricane Resistant Glass, Oldcastle Glass SunGlass, Solar Control, Low-E glass, Oldcastle Glass ArmorProtect, Oldcastle Glass ArmorResist line of safety glass, security glass, Blast-Resistant glazing, Oldcastle Glass Montage Visual Effects Glass and Oldcastle Glass Stackwall structural glass. Add to that, insulating glass units, heat-treated glass, laminated glass, fire-rated glass, and more. And in addition to the most comprehensive collection of architectural glass, Oldcastle Glass also engineers and manufactures curtain wall and window wall systems, architectural windows including operable windows and fixed windows, glass entrance doors and storefronts.
Web Site: www.oldcastleglass.com

Gardner Metal Systems
Gardner Metal Systems designs and fabricates high-quality custom curtainwalls utilizing proven principles of construction to seal out water and air filtration while providing colors, shapes and designs only possible with custom fabrication.
Web Site: gardnermetal.com

Wausau Window & Wall Systems
Wausau Window and Wall Systems is an industry leader in engineering window and curtainwall systems for the commercial and institutional construction applications. For more than 50 years, Wausau has worked closely with architects, building owners and contractors to realize their vision for aesthetic beauty and lasting value, while striving to maintain the highest level of customer service, communication and overall satisfaction.
Web Site: wausauwindow.com