
Certified laser welding and TIG welding – stationary and on-site flexible, from precision mechanics to multi-ton components.

STZ Group
Willich (Münchheide)New on Amplifa
About the STZ Group
The STZ Group, based in Willich (Münchheide, North Rhine-Westphalia), unites STZ Schweißtechnik GmbH and STZ Industrieservices GmbH under one umbrella brand and offers laser welding applications and TIG welding applications with the highest precision. The service portfolio includes stationary laser welding, on-site flexible laser welding directly at the customer's premises, and TIG welding, complemented by welding applications for plant engineering, piping and vessel construction as well as repair and build-up welding. With more than 20 years of experience in welding technology and a modern machine park – including a mobile laser welding system of the ASKIAS Agilion type – material-sparing and reproducible welds are achieved regardless of the size, condition and material of the parts. Over 120 customers from various industries rely on the company's expertise. Quality is backed by certifications according to DIN ISO 3834 and the AD 2000 code of practice.
- Site
- Willich
- Processes
- Laser welding (stationary), On-site flexible laser welding (at the customer), TIG welding, Stationary laser welding, On-site flexible laser welding, Welding applications for plant, piping and vessel construction
- Materials
- Laser welding (stationary), On-site flexible laser welding, TIG welding
- Certificates
- DIN ISO 3834, AD 2000 code of practice, ISO 9001
- Founded
- 2005
- Employees
- 2–10
- Industries
- Aerospace, Automotive, Precision mechanics, Tool and mould making, Repair & maintenance, Energy storage & solar
- 01
Consultation and application specification
- 02
Laser welding stationary or on-site flexible / TIG welding
- 03
Quality inspection
- 04
Delivery or handover at the customer
Processes and Materials
Laser welding (stationary)
Precise, material-sparing laser welding with minimal heat input for reproducible results.
On-site flexible laser welding
Mobile laser welding system (ASKIAS Agilion) enables precision welds directly at the customer's premises, even on large components.
TIG welding
Versatile process for high-quality weld results, including in plant engineering, piping and vessel construction.
Locations
Willich (Münchheide)
DEHeadquarters and welding technology center
- Mobile laser welding system ASKIAS Agilion
Components and Applications




Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Laser welding (stationary)Joining | – | – | – | – | – |
| On-site flexible laser welding (at the customer)Joining | – | – | – | – | – |
| TIG weldingJoining | – | – | – | – | – |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Mobile laser welding system | ASKIAS Agilion | – | – | – | – |
Additional services
Reference customers
Quality and Certifications
Welding quality is backed by certifications according to DIN ISO 3834 and the AD 2000 code of practice. For every specific application, dedicated parameters and processes are established that meet industrial demands for precision.
| Evidence | Willich (Münchheide) |
|---|---|
| DIN ISO 3834 | |
| AD 2000 code of practice | |
| ISO 9001 |
History
- 2005
Company founded (according to LinkedIn/RocketReach).
Merger of STZ Schweißtechnik GmbH and STZ Industrieservices GmbH under the umbrella brand STZ Group; more than 20 years of experience in welding technology.