Banner Info

aluplast has acquired US-American uPVC system provider Chelsea Building Products


aluplast® strengthens its position in the US market through the acquisition of the uPVC system provider Chelsea Building Products.

Partnership Leverages Combined Technology and Innovation Know-How

aluplast® strengthens its position in the US market through the acquisition of the uPVC system provider Chelsea Building Products. The aluplast group, which holds a portfolio of global holdings and is an industry-leading brand in Europe, extends its portfolio for windows and doors, siding, mouldings and more.

Through the acquisition of the company based in Pittsburgh, Pennsylvania, aluplast can extend its market positon in the US Market and rely on Chelsea’s strong brand reputation, high-quality products, and diverse portfolio.

Chelsea Building Products will continue to operate independently, maintaining its current identity in Oakmont, Pennsylvania, as well as in the marketplace.

“Everyone at Chelsea is looking forward to the partnership with this successful global company,” says Peter Dewil, President and CEO of Chelsea Building Products. “It will bring additional technological expertise and research to integrate into our current processes. It also complements our philosophy of product innovation and continuous improvement, and strengthens our ability to provide the benefits of both to our customers.”

Dirk Seitz, CEO of aluplast, adds, “We see Chelsea as a cornerstone of our global strategy. This partnership, and the experience and knowledge of the market that Chelsea brings, will allow us to build a strong platform for substantial growth in the United States. Together, we are excited to combine efforts to pursue long-term, strategic goals.”

About Chelsea Building Products:

Since 1975, Chelsea Building Products, Inc. has been designing and extruding PVC and composite profiles for the building materials market including windows, doors, siding, mouldings and more. From its headquarters in Oakmont, PA, Chelsea Building Products is an integrated manufacturer providing product design, material development, extrusion tooling technology and finished product to manufacturers and distributors throughout North America.

aluplast mit TOP100-AWARD ausgezeichnet

aluplast worldwide

aluplast weltweit


aluplast GmbH 

Auf der Breit 2
D-76227 Karlsruhe
Tel. +49 721 47171-0
Fax +49 721 47171-999


quick links

quick access to the most important information

technical glossary

colour and design


aluplast worldwide

aluplast worldwide


aluplast GmbH
Auf der Breit 2
DE-76227 Karlsruhe
Tel. +49 (721) 47171-0
Fax +49 (721) 47171-999