For over 37 years Vos Glass has been a leader in the Michigan glazing industry, providing a full range of glass products and services for commercial, residential and service applications.

The company is one of the largest metal and glass companies in the New York metropolitan area and the largest supplier of structural glass systems in the country.

All glass work, repairs or replacements from domestic to commercial in Warkworth and surrounding areas.

Wausau Window and Wall Systems provides distinctive metal and glass solutions for enclosing commercial buildings, and glass and acrylic solutions for picture framing and display applications.

Wendland is a B2B manufacturer of glazed roofing and building systems for conservatories and home extensions.

WERU GmbH is one of the leading European manufacturers of windows and entrance doors with a successful 175-year-old history. Weru was founded in 1843 and is now the market leader in PVCu windows for residential buildings.

Also registered as Wheaton Sprague Building Envelope, the company provides design, consulting and engineering for the building envelope / curtain wall of a commercial building.

WICONA develops, creates and markets aluminium solutions for buildings: façades, windows, sliding systems, doors and sunshading systems.

With 50 years experience, Zanetti develops solutions for glass facades, cladding and aluminium windows. Engineering, manufacturing, installation and maintenance are all executed with skilful personnel and advance technology.