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About The Company.

OKNOPLAST is an international company belonging to the top manufacturers of uPVC windows and doors in Europe. It operates in 19 markets: Austria, Czech Republic, France, Germany, Poland, Slovakia, Slovenia, Switzerland, Sweden, Norway, Finland, Italy, Hungary and the USA. The company holds four brands: OKNOPLAST, WnD, Aluhaus and HERMET 10, ensuring even greater diversification of the product range and its precise adaptation to customer needs.

OKNOPLAST operates in the Premium segment. The group’s portfolio includes uPVC windows and external doors, roller shutters, garage doors and a wide range of accessories and add-ons. The company has also started the production of its own glazing packages.

As one of few, OKNOPLAST offers original solutions, only available under its own brand name. The products are advanced, energy efficient solutions, crafted with great precision and epitomize the aesthetic of unique workmanship. Windows and doors manufactured by OKNOPLAST meet both the highest quality, and ecological standards.

Key Facts.

Since the beginning, the ambition of OKNOPLAST has been to stay ahead of the competition. This goal has become a driving force for innovation within the company. In 26 years, the company has introduced 44 solutions (most of them patented) permanently changing the market of window joinery.

3,500 dealer networks in 19 countries worldwide

1.2 million windows per year

5 independent factories

30 years of experience

One of the most recognizable window brands in Europe

Over 3,200 employees

Mikołaj Placek



A leader in windows in Europe.

In 2009, after establishing a 5 year presence in Europe, the Oknoplast group became the leading uPVC window manufacturer. Today, there are nearly 2,400 sales outlets in 13 European countries.
It is thanks to a structured and organized distribution system that the company has evolved in a perpetual growth approach.
The objective of the uPVC window manufacturer, Oknoplast, is to become the leader in windows in each of the countries where it is present.


Our quality and performance is confirmed by numerous European and American institutes.


Get a personal consultation.

For all questions, problems, and suggestions find an OKNOPLAST expert near you and ask for a quote.