Facts and Data
Europe's Leading Window Brand
Internorm is a strong, established family business. From the first uPVC window to the production of timber-aluminium windows and today's high-performance triple glazed windows and doors, Internorm has been setting the standard within the window industry since 1931. In-house research development teams continously strive to further improve and innovate, which has made Internorm the leading brand that it is today.
over 90 YEARS OF INTERNORM
Internorm has been a family business for more than 90 years and has developed from a one-man locksmith's to the largest internationally active window brand.
29 MILLION WINDOW AND DOOR UNITS produced
More than 29 million of window and door units have left our manufacturing sites in Traun, Sarleinsbach and Lannach, Austria.
100% Made in Austria
We are manufacturing exclusively in Austria and are proud of our product quality. Every window or door is unique.
over 2100 EMPLOYEES
Our employees are specialists in their field. Outstanding quality is the result of our passion.
1,300 DISTRIBUTION PARTNERS IN 21 COUNTRIES
Our high-quality products are exclusively sold via selected distribution partners who guarantee high service competence.
Our Strengths
- Over 90 years of experience
- Leading European brand, backed by strong family values
- Three high-tech manufacturing sites in Austria
- In-house research and development, focused on design, quality and innovation
- Leading window manufacturer for Passivhaus projects
