Development, extrusion and distribution of PVC profiles for windows, doors and sliding systems
GEALAN Fenster-Systeme GmbH
Oberkotzau · Tanna · Rzgów · Bucharest · Guopstos (Trakų raj.) · Sesvete (Zagreb) · Batajnica-Beograd · Gevrey Chambertin · Bolzano · Balashikha (Moscow) · Tuzla · Heath, OhioNew on Amplifa
System provider for PVC window and door profiles
GEALAN Fenster-Systeme GmbH, headquartered in Oberkotzau (Upper Franconia), is one of Europe's leading manufacturers of plastic profiles for windows and doors. The company develops, produces and distributes PVC profile systems for windows, entrance doors, sliding elements and door thresholds, as well as surface solutions such as the weather-resistant co-extruded surface GEALAN-acrylcolor®. The extrusion tools used are manufactured in the company's own highly automated toolmaking division. The central production and logistics site is Tanna in Thuringia; further extrusion sites are located in Poland, Romania and Lithuania, complemented by sales and trading subsidiaries in numerous European countries as well as the USA. In addition to the profiles, GEALAN supplies accessories for complete window and door production as a system provider and operates PVC recycling. The group employs more than 1,700 people and generated annual revenue of around 320 million euros in 2025. Since 2014, GEALAN has been part of the family-owned VEKA AG based in Sendenhorst.
- Site
- Oberkotzau
- Processes
- Extrusion of PVC profiles (windows, doors, sliding systems), Co-extrusion (GEALAN-acrylcolor®, weather- and colour-resistant window profile), Toolmaking (highly automated in-house toolmaking for extrusion tools), PVC recycling (recycling hall with advanced recycling technology, Tanna site), Development and manufacture of window and door profile systems (system provider, in-house, Architect consulting, Construction technical service, Planner software
- Materials
- PVC-U (unplasticized PVC), PVC, Aluminium (clamp shells, composite construction door thresholds, facade panels), Acrylic (GEALAN-acrylcolor® surface), Unplasticized PVC (PVC-U), PVC-acrylic co-extrusion (GEALAN-acrylcolor®), Aluminium
- Certificates
- Integrated management system (environment/energy/quality)
- Employees
- 1,700+
- Industries
- Window manufacturers, Window trade, Architects/planners, Construction, Smart Home
- 01
System development
- 02
Toolmaking (extrusion tools, in-house)
- 03
Extrusion of PVC profiles
- 04
Co-extrusion (GEALAN-acrylcolor®)
- 05
PVC recycling
- 06
Logistics and distribution
- 07
Service for window manufacturers, dealers and architects
Materials and processes
Unplasticized PVC (PVC-U)
Main material for window, door and sliding system profiles, extruded in a resource-conserving manner and recyclable.
PVC-acrylic co-extrusion (GEALAN-acrylcolor®)
Weather- and colour-resistant profile surface, produced by co-extrusion.
Aluminium
For clamp shells, composite constructions of door thresholds and facade panels.
Sites
Oberkotzau
DEHeadquarters, administration and training centre (GEALAN ACADEMY)
Tanna
DECentral production and logistics site with recycling hall
- Materials
- PVC-U
- Extrusion lines
- Logistics centre
- Recycling technology
Rzgów
PLExtrusion and distribution (GEALAN Polska Sp. z o.o.)
- Materials
- PVC-U
- Extrusion lines
Bucharest
ROExtrusion and distribution (GEALAN ROMANIA SRL)
- Materials
- PVC-U
- Extrusion lines
Guopstos (Trakų raj.)
LTExtrusion and distribution (GEALAN BALTIC)
- Materials
- PVC-U
- Extrusion lines
Sesvete (Zagreb)
HRTrading subsidiary (GEALAN d.o.o.)
Gevrey Chambertin
FRTrading subsidiary (GEALAN S.A.R.L.)
Heath, Ohio
USDistribution (GEALAN Window Systems Inc.)
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Extrusion of PVC profiles (windows, doors, sliding systems)Plastics | – | – | – | – | PVC, PVC-U |
| Co-extrusion (GEALAN-acrylcolor®, weather- and colour-resistant window profile)Plastics | – | – | – | – | PVC, Acrylic (PMMA) |
| Toolmaking (highly automated in-house toolmaking for extrusion tools)Engineering | – | – | – | – | – |
| PVC recycling (recycling hall with advanced recycling technology, Tanna site)Plastics | – | – | – | – | PVC |
| Development and manufacture of window and door profile systems (system provider, in-houseEngineering | – | – | – | – | PVC, PVC-U, Aluminium |
Additional services
Reference customers
Quality and certification
The corporate policy is based on an integrated management system covering the areas of environment, energy and quality; environmental management and product sustainability are certified and regularly monitored.
| Evidence | Oberkotzau | Tanna |
|---|---|---|
| Integrated management system (environment/energy/quality) |
Company history
- 1921
Adam Fickenscher founds a fur processing business in Schlegel near Hof.
- 1947
Relocation of the company with 200 employees to Oberkotzau.
- 1956
Start of plastics processing under the brand name Gealan.
- 1968
First production of window profiles.
- 1979
Founding of Gealan Werk Fickenscher GmbH; the product name Gealan becomes the company name.
- 1980
Introduction of the co-extruded acrylcolor profile.
- 1988
End of fur processing and fur finishing.
- 1992
Founding of Gealan Tanna Fenster-Systeme GmbH in Thuringia.
- 1994
Commissioning of the technical training centre in Döhlau.
- 1997
Founding of subsidiaries in Romania, Poland and Lithuania.
- 2001
Opening of the logistics centre in Tanna.
- 2004
Start of extrusion at Gealan Polska; representative office in Moscow.
- 2005
Founding of the trading company in France.
- 2007
Founding of OOO Gealan Fenster-Profile in Moscow.
- 2014
GEALAN becomes part of VEKA AG based in Sendenhorst.
- 2018
Relocation of the training centre to Oberkotzau (4 Mio. € investment).
- 2026
Construction of a new recycling hall in Tanna (approx. 6 Mio. €, completion planned for 2027).