Precision steel solutions for industry
We manufacture steel structures, welded assemblies and frames, storage tanks and pressure vessels. From material cutting to final finishing.
Engineering manufacturing in Slovakia
What we manufacture
A reliable partner for industry
We combine a long engineering tradition with modern efficiency. Our manufacturing programme covers the entire cycle from material cutting to final finishing.
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under one roof
- A tradition dating back to 1950The engineering tradition of the Michalovce plant.
- The full cycle under one roofFrom material cutting to final finishing.
- Certified processesISO 9001, ISO 3834-2 and EN 1090-2 EXC2.
- Available manufacturing capacityCapacity for metalwork and process units.
From our shop floor
Finished and in-progress assemblies, straight from our workshop.
From material preparation to final finishing
Manufacturing a steel product involves several operations. Their selection and sequence depend on the design, required properties and technical specification.
Documented quality
Our certificates document the quality management system, welding process quality and the defined scope of fusion welding in steel structure manufacturing. View their scope and annexes.
Quality and certificates
An engineering tradition since 1950
SIG Vihorlat's manufacturing facility is located on Továrenská Street in Michalovce, continuing an engineering tradition dating back to 1950. In 2025, SIG Vihorlat acquired the Michalovce plant from CASSPOS.
- 1950The engineering tradition we build on
- 2024Establishment of the current company
- 2025Acquisition of the Michalovce plant
Let's start with your requirements
Send us a drawing or describe what you need manufactured. Together, we can review the scope, required delivery date and next steps.