Heiss Fensterbau GmbH

Quality that connects: since 1962, we have stood for high-quality window solutions. Tailor-made, reliable, and crafted with attention to detail in the Sarntal Valley.

Our work follows a clear philosophy: well-being through the connection of nature, light, and space. From consultation to after-sales support.

We listen, understand individual needs, and deliver quality with a strong sense of commitment—to our customers, partners, and our team.

With over 90 employees, we combine craftsmanship, innovation, and design to create functional and aesthetic solutions for new builds, renovations, and heritage restorations.

Windows with character. For spaces with a future.

SOA-Certification OS 6 III-BIS