European Windows & Doors
Manufacturer for Architects,
Developers and Construction
Partners
LESNA manufactures premium PVC, timber and timber-aluminium windows and doors for residential and commercial projects across Switzerland, Germany, Austria, France and Belgium. Since 1963, we combine industrial production capacity with tailor-made project support.
Since 1963
More than six decades of manufacturing experience in windows and doors.
25,000 m² Production Facility
Large-scale production capacity for residential and commercial projects.
PVC / Timber / Timber-Aluminium
Multiple production lines for different project requirements.
Dedicated Export Support
Direct communication, technical support and organized export coordination.
Who We Work With
LESNA supports European partners who need reliable production, technical flexibility and long-term cooperation.
Architects
Construction Companies
Project Developers
Window Dealers
Importers & Distributors
Real Estate Investors
Private Premium Projects
Why European Partners Trust LESNA
Direct production, technical flexibility and export experience make LESNA a reliable partner for European projects.
Direct Factory Production
No intermediaries. Competitive production prices and direct communication with the manufacturer.
Tailor-Made Project Solutions
Custom dimensions, colors, glazing packages and technical specifications.
Technical Documentation
Product data sheets, certificates, drawings and project support for architects and contractors.
Export Logistics Experience
Safe packaging, organized loading and coordinated delivery across Europe.
Long-Term B2B Partnership
Structured cooperation for dealers, developers and construction companies.
Production &
Quality Control
Quality Control
From raw material to final delivery — every step is controlled.
1Material Inspection
2Profile / Wood Processing
3Glass Installation
4Hardware Installation
5Final Quality Control
6Protective Packaging
7Export Loading
How Export Works
A clear and transparent process from the first inquiry to long-term partnership.
1
Project Inquiry
You send us your project details and requirements.
2
Technical Review
Our team analyzes the project and provides solutions.
3
Quotation
We prepare a detailed and competitive offer.
4
Order Confirmation
After agreement, we confirm all technical and commercial details.
5
Production
Manufacturing begins with scheduled quality control.
6
Quality Control & Packaging
Products are checked, protected and prepared for export.
7
Delivery & After-Sales Support
We deliver on time and support you beyond delivery.
OUR EXPORT MARKETS
Our Export
Markets
Delivering LESNA quality across Europe and beyond.
25+
COUNTRIES
80%
EXPORT SHARE
200+
PARTNERS
Strong Presence — Active Partners
Documents for Partners
All necessary documents for your projects and technical approvals.
Company ProfileProduct CatalogueTechnical Data SheetsCertificatesInstallation GuidelinesWarranty ConditionsMaintenance GuideCAD / BIM Files
VIEW ALL DOCUMENTS Meet the Export Team
Our team is ready to support you in every step of your project.
Team Member Name
Role
Scope
+383 44 000 000
@name@lesna.com
WhatsApp
LinkedIn
Team Member Name
Role
Scope
+383 44 000 000
@name@lesna.com
WhatsApp
LinkedIn
Team Member Name
Role
Scope
+383 44 000 000
@name@lesna.com
WhatsApp
LinkedIn