CENTRIA is a building-envelope manufacturer whose history traces to H.H. Robertson, a construction-products company launched in 1906. It makes architectural metal wall and roof systems for commercial, institutional, and industrial buildings, and has developed insulated panel and rainscreen platforms over more than a century. CENTRIA is a Nucor company and says its manufacturing practices are focused on reducing its carbon footprint.
Carlisle Construction Materials LLCCarlisle Construction Materials LLC is a diversified manufacturer and supplier of building products and related technologies for commercial and residential construction. The company has more than 100 years of history and reports 41 U.S. manufacturing facilities, along with international manufacturing operations. Its businesses include commercial roofing and architectural metal products.SMITHFIELD, PA
CAP Industries Inc. (Columbia Architectural Products, Inc.)Founded in 1983, CAP Industries—also known as Columbia Architectural Products—fabricates standard and custom metal products, specializing in engineered wall cladding systems for the metal wall panel industry. The Beltsville, Maryland company grew from making window and storefront infill panels and now supports projects with in-house engineering, project management, and customer service.BELTSVILLE, MD
Kingspan Insulated PanelsKingspan Insulated Panels manufactures insulated metal panels for walls, roofs, and ceilings, serving commercial, cold-storage, and industrial building projects. Its panels are described as providing thermal, moisture, and air barriers, and the company also offers architectural wall panels and controlled-environment panel systems.COLUMBUS, OH
KawneerFounded in 1906, Kawneer manufactures architectural aluminum systems for building design and construction. Its North American operations produce facade and building-envelope products, including curtain wall systems, and provide technical and design support for projects. The company describes its work as advancing modern architectural design while emphasizing responsible manufacturing and sustainable construction.BLOOMSBURG, PA