Europe's No. 1 window brand
Internorm is an established family business. From the humble beginnings 90 years ago, producing its first UPVC windows, to today’s high-tech, innovative and contemporary design styles, Internorm is setting the standard for windows in Europe. The company’s focus on continuous technological development and innovation makes Internorm the pioneer within the windows market.
MORE THAN 91 years of Internorm
Internorm has been a family business for more than 91 years and has developed from a one-man locksmith's to the largest internationally active window brand.
27 Million of window and door units
More than 27 million of window and door units have left our manufacturing sites in Traun, Sarleinsbach and Lannach. Many thanks to our customers for their trust!
100% Made in Austria
We are manufacturing exclusively in Austria and are proud of our product quality.
Our employees are specialists acting with much passion, inventiveness and love for detail.
1,300 distribution partners in 21 countries
Our high-quality products are exclusively sold via selected distribution partners who guarantee high service compentence.
- Pioneer in UPVC windows
- Total window system concept
- Leading expertise in highly thermally insulating and window systems for passive houses
- Security of an internationally leading market brand
Facts sheet 2023 PDF