Manufacture of custom-made steel stairs, structural metalwork and fire protection elements for the construction sector.

Metallbau Kössel GmbH
87509 Immenstadt / AllgäuNew on Amplifa
About us
Metallbau Kössel GmbH is a company specialising in metal construction with a tradition spanning more than 100 years. Founded in 1881 as a machine workshop in Kranzegg, the company has continuously evolved and today offers high-quality metal solutions. The focus is on the planning and manufacture of steel stairs, structural metalwork, doors, gates and fire protection elements. Using in-house manufacturing expertise and partner technologies (such as Forster and Wicona), steel load-bearing structure fabrication, stainless steel work and complex metal designs are realised. The main production takes place at the Immenstadt/Allgäu site, with manufacturing carried out to European standards, ensuring the reliability and precision of the products.
- Site
- Immenstadt / Allgäu
- Processes
- Rebar welding (manufacturer qualification), Welding technology / Steel load-bearing structure fabrication (DIN EN 1090 certified), Steel stair manufacturing (outdoor and indoor stairs, stair towers), Structural metalwork and metal design (balcony systems, carports, stair railings, fall protection,, Blacksmith art (forged grave crosses, handrails, window grilles), In-house manufacture of Forster profile system doors (exterior and interior doors in steel-glass, In-house manufacture of glazed Forster steel tubular frame fire protection elements (doors, fixed, Assembly, maintenance, repair and commissioning of automatic doors (sliding doors, telescopic doors,
- Materials
- Steel (structural steel, hot-dip galvanized), Stainless steel, Brass, Rebar steel, Safety glass, Wood, Aluminium (WICONA systems), Structural steel, rebar steel
- Certificates
- DIN EN 1090
- Founded
- 1881
- Industries
- Construction, Metal construction, Municipalities/Construction administration, Private and commercial construction
- 01
Consulting and planning
- 02
Material procurement and preparation
- 03
Manufacturing (welding, bending, cutting)
- 04
Assembly and surface treatment
- 05
Acceptance and quality control
Materials & Processes
Structural steel, rebar steel
Used for load-bearing structures such as steel stairs and welded load-bearing structures.
Stainless steel
Used for representative architectural metalwork and architectural details.
Brass
Employed in traditional locksmith work and forged elements.
Safety glass
Used in combination with steel for doors, fixed glazing and stair constructions.
Aluminium
Used, among other things, for frames and automatic door systems.
Locations
Immenstadt / Allgäu
DEHeadquarters with workshop/manufacturing
- Lot size
- Small series · Medium series
- Crane system
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Rebar welding (manufacturer qualification)Joining | – | – | – | – | rebar steel |
| Welding technology / Steel load-bearing structure fabrication (DIN EN 1090 certified)Joining | – | – | – | – | steel |
| Steel stair manufacturing (outdoor and indoor stairs, stair towers)Assembly | – | – | – | – | steel (galvanized), safety glass, wood |
| Structural metalwork and metal design (balcony systems, carports, stair railings, fall protection,Assembly | – | – | – | – | steel, brass |
| Blacksmith art (forged grave crosses, handrails, window grilles)Forming | – | – | – | – | brass, steel |
| In-house manufacture of Forster profile system doors (exterior and interior doors in steel-glassAssembly | – | – | – | – | steel, glass |
| In-house manufacture of glazed Forster steel tubular frame fire protection elements (doors, fixedAssembly | – | – | – | – | steel, glass |
| Assembly, maintenance, repair and commissioning of automatic doors (sliding doors, telescopic doors,Assembly | – | – | – | – | aluminium, glass |
| Stainless steel work (handrails, stair railings, balustrades, cladding, architectural details)Assembly | – | – | – | – | stainless steel |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Crane system | – | 1 | – | 1982 | Immenstadt / Allgäu |
Additional services
Quality Assurance
The in-house production control ensures the required quality in the field of steel load-bearing structure fabrication. Products in the regulated construction field receive CE marking according to European standard.
| Evidence | Immenstadt / Allgäu |
|---|---|
| DIN EN 1090 |
History
- 1881
Founding of the company Martin Kössel in Kranzegg as a machine workshop with a focus on dairy equipment and agricultural machinery.
- 1905
Rental of a sales room and warehouse in Immenstadt.
- 1907
Construction of a residential and commercial building with workshop in Immenstadt, relocation from Kranzegg.
- 1919
Business handed over to Johann Baptist Kössel.
- 1945
Modernisation and new construction of dairy facilities in the Allgäu region after the Second World War.
- 1956
Takeover of the business by Maria Kössel, co-partner Martin Kössel, Walter Kössel joins.
- 1965
Takeover of the business by Martin and Walter Kössel; switch to machine and structural metalwork, assembly and repair.
- 1973
New construction of a steel hall.
- 1982
Expansion of the steel hall with a crane system.
- 1995
Martin Kössel retires due to age.
- 1997
Founding of Metallbau Kössel GmbH in Immenstadt with managing directors Walter Kössel and Helmut Bischof.
- 2001
Development into a partner company of Metallbau Bischof GmbH.
- 2007
Transfer of the manufacturing of glazed Forster steel tubular frame fire protection elements to Metallbau Kössel GmbH.
- 2012
Walter Kössel withdraws; Stephanie Bischof-Dillinger joins the company.
- 2014
Certification according to DIN EN 1090 by DVS Zert/SLV Munich.