
Contract manufacturer and supplier for machine and plant builders: CNC turning, CNC milling, welding up to 40 t single weight, design and assembly.

Georg Herzog GmbH & Co. KG
Düren-Konzendorf (Langerweher Straße 2) · Düren-Lendersdorf (Hüttenstraße 43)New on Amplifa
About us – metal is our competence
Georg Herzog GmbH & Co. KG was founded in 1970 by Georg Herzog and is today run as a family business by his sons Guido Herzog (Düren-Konzendorf site) and Jörg Herzog (Düren-Lendersdorf site). With more than 30 employees, the company specializes in the processing and machining of metal and operates as a contract manufacturer and supplier for machine and plant builders. Its service portfolio includes CNC turning, CNC milling, conventional turning, and welding of structures up to a single weight of 40 t with a crane capacity of 2 × 30 t. The company's own design department takes over customers' CAD data or supports them from the very beginning of the overall process. Through the subsidiary Herzog PM-Komponenten, machine components for paper, board and cardboard machines, spare and wear parts, refurbished ready-to-install used plant components, and raw material machine pulpers are delivered, including assembly and commissioning. Customers come from high-voltage engineering, automotive, the chemical industry, and the paper industry.
- Site
- Düren
- Processes
- CNC milling, CNC turning, Turning (conventional), Welding, Assembly and commissioning, Design / component design (engineering, CAD), Documentation, Turning
- Materials
- Metal
- Founded
- 1970
- Employees
- > 30
- Industries
- Mechanical and plant engineering, High-voltage engineering, Automotive, Chemical industry, Paper industry, Paper processing
- 01
Design / CAD data intake
- 02
CNC turning
- 03
CNC milling
- 04
Turning (conventional)
- 05
Welding
- 06
Documentation
- 07
Assembly and commissioning
Machining and manufacturing processes
Metal
Processing and machining of metal is the company's core competence.
Locations

Plant I Düren-Konzendorf
DEManufacturing and administration
- Part weight / size
- Welded structures up to 40 t
- Materials
- Metal
- Crane systems 2 × 30 t

Plant II Düren-Lendersdorf
DEManufacturing
- Materials
- Metal
Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| CNC millingMachining | – | – | – | – | – |
| CNC turningMachining | – | – | – | – | – |
| Turning (conventional)Machining | – | – | – | – | – |
| WeldingJoining | – | – | 40 t (structures up to a single weight | – | Metal |
| Assembly and commissioningAssembly | – | – | – | – | – |
| Design / component design (engineering, CAD)Engineering | – | – | – | – | – |
| DocumentationEngineering | – | – | – | – | – |
Additional services
History
- 1970
Foundation of Georg Herzog GmbH & Co. KG by Georg Herzog; today his sons Guido and Jörg Herzog lead the family business at two Düren locations.