PROFESSIONELLE FENSTERMONTAGE IN ÖSTERREICH
S&I Handels- und Montage GmbH
Your specialist for windows, doors and sun protection
Welcome to S&I Handels- und Montage GmbH – your reliable partner for window installation, repairs and service in Lower Austria, Styria, Burgenland and the surrounding area.
We carry out professional installation of windows, doors, venetian blinds, roller shutters, and insect screens for private clients, property developers, and construction companies. We also offer repairs, adjustments, and scratch removal on glass surfaces. Reliability, flexibility, and direct communication with our customers are our top priorities.
Our services: Installation • Repair • Maintenance • Sun protection systems
ABOUT US
Precision in every installation – your specialist for windows, doors and sun protection
The best window technology only reaches its full potential through professional installation.
As S&I Handels- und Montage GmbH, we stand for the highest quality standards in the installation, repair and service of windows, doors and sun protection systems.
Our
Expertise
Our Range of services
Our
catchment area
ÖNORM-certified quality
All work is carried out in accordance with current ÖNORM specifications and recognized building physics standards. Clean, precise, and on schedule.
Internorm specialization
As a certified partner for Internorm systems, we have in-depth expertise in installation and maintenance. We also provide professional support for products from Katzbeck, Rekord, and other renowned manufacturers.
15 years of practical experience
Comprehensive qualifications through professional installation training in ÖNORM-compliant sealing, building physics, hardware technology, and occupational safety. From single-family homes to large-scale glass facades.
Assembly & Installation
Windows, front doors, sliding doors, interior doors (new construction & renovation)
Professional dismantling and precise installation
Reveal work and masonry connections
Repair & Maintenance
Glass scratch removal and surface repairs
Fitting and seal repair
Readjustments and preventive maintenance
Sun protection & accessories
Venetian blinds, roller shutters, insect screens
Window sills inside and outside
Lower Austria
Styria
Burgenland
... and neighboring regions
Our team
Experience that is worth seeing.
Our well-coordinated team brings precision craftsmanship and years of expertise to every construction site every day. From window installation to service – we work carefully, reliably, and communicate directly with our customers.
Get to know the people behind the quality:
Ieremiciuc Bogdan
Managing Director
Gurau Vlad
window fitter
Ieremiciuc Vlad
Assembly specialist
Gurau Vlad
window fitter
Dragoslav Mhalinet
window fitter
Gurau Vlad
window fitter
contact
Opening hours
Mon - Fri
08:00 – 17:00
Saturday
Closed
Sunday
Closed