Quanex Building Products

Quanex Building Products Corporation, headquartered in Houston, Texas, is a prominent manufacturer of engineered materials and components for the building products industry, primarily serving Original Equipment Manufacturers (OEMs). The company specializes in producing energy-efficient window and door components, including flexible insulating glass spacers, extruded vinyl profiles, and precision-formed metal and wood products. Quanex operates through three main segments: North American Fenestration, European Fenestration, and North American Cabinet Components, with the North American Fenestration segment being the primary revenue driver. The company places a strong emphasis on innovation, technology, and customer service, aiming to deliver high-quality products that enhance energy efficiency and aesthetics. Quanex's commitment to continuous improvement and integrity supports its strategic positioning for future growth within the fenestration market, predominantly generating its revenue from the United States.

George Wilson

President, CEO and Chairman of the Board

4 past transactions

Woodcraft Industries

Acquisition in 2015
Woodcraft Industries offers its customers the expertise, knowledge, and combined capabilities needed to meet their exact specifications each and every time. Possessing a commitment to quality and integrity unmatched in the industry, Woodcraft Industries continues in its quest to provide excellence in manufacturing, while supplying customers with on-time, superior products and service. Bringing with him a determination to provide the absolute best in wood craftsmanship, German furniture builder Theodore Ritsche immigrated to America in 1923. It was then in 1945 he opened Woodcraft Industries, Inc., a small cabinet and fixture shop in St. Cloud, MN. The next half-century would see Woodcraft Industries grow to become one of the nation's leading manufacturers of volume hardwood and laminated components.

HL Plastics

Acquisition in 2015
HL Plastics is designing and manufacturing innovative uPVC products including windows, doors, bi-folds, patio doors, conservatory roofs, decking, fencing and piling. With a reputation for innovation, quality and responsiveness, HL Plastics is one of the UK’s leading PVCu extrusion companies. Its premises consist of a purpose-built extrusion plant, warehouse and offices in Denby, Derbyshire, together with one of the biggest PVCu mixing plants in Europe. A workforce of over 400 keeps HL Plastics’ operations running throughout the year, and the company has a history of developing young talent; offering apprenticeships and promoting from within wherever possible. The Liniar brand was created by HL Plastics, with the range consisting of three distinctly different types of product serving different markets: Window, door and conservatory fabricators and installers Caravan owners, holiday parks and gardeners Construction, waterways, retention and flood prevention Prime Minister David Cameron visited the factory in 2014 to host a PM Direct session with 150 of the workforce, praising the company for its growth in the manufacturing sector. The Flamstead Group was featured in the London Stock Exchange’s inaugural 2013 book: “1,000 Companies to Inspire Britain” and was included again in the second, 2015 edition. HL Plastics in the media Watch the video below to see HL Plastics featured on the BBC News at Six and Ten O’Clock, as part of an update about the UK’s favourable GDP announcement in July 2015. Click the ‘play’ button on the red boxes below to listen to HL Plastics’ Managing Director, Roger Hartshorn, being interviewed on BBC Radio Derby on two separate occasions and topics in 2015.

Alumco (US)

Acquisition in 2012
Alumco, Inc. is a manufacturer and supplier specializing in window and door screens, as well as related components and hardware. The company offers a variety of products, including complete window screens equipped with clips, plungers, springs, lift rails, and spreader bars. Additionally, Alumco provides a range of window screen components such as corners, wickets, pull tabs, corner springs, standoff clips, and plungers. For door screens, Alumco supplies components including handles, top guides, screen splines, wool pile, bug seals, wheels, and corners. The company's primary focus is on serving original equipment manufacturers (OEM) of vinyl windows and doors, ensuring a comprehensive solution for screen manufacturing and assembly.

Quanex IG Systems

Acquisition in 2011
Quanex IG Systems, Inc. manufactures spacers for the fenestration industry. It offers glass protection systems, window spacers, warm edge spacer systems, products and equipment for the fenestration industry, edge seal products, setting blocks, end clips, grid placement tables for shaped glass, vinyl profile bending systems, and structural adhesives. The company also provides various products for residential glazing, and light and heavy commercial applications.
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