Common factor
We are a Finnish welding workshop that manufactures steel components for the needs of the construction industry and other industries.
Our workshop products enable the combination of steel and concrete. The work is carried out with a good attitude, a relaxed approach and always in an agreed manner.
If necessary, we deliver special solutions from our workshop, even with short timeframes.

Products
We offer a comprehensive range of standard products for connection and fastening solutions in concrete construction. The range includes fastening plates, foundation bolts, corner fasteners, wall and column shoes, expansion joints as well as slab hangers for hollow core slabs, balcony fasteners and Jasu lifting containers for concrete. Come and take a look!

Workshop services
You draw, we execute. Our workshop’s special expertise lies in tailor-made solutions based on the customer’s drawings. In our hands, steel is bent to the right shape in a first-class manner and according to the agreed schedule, and the chain from order to construction site is not interrupted.

For the designer
We have designed and calculated our standard products so that you can focus on a comprehensive design. As a designer, we provide you with usage and calculation instructions that make the design planning easy and flexible.

Semko
What kind of workshop is Semko?
We are a welding workshop founded in 1975, we manufacture steel components for the needs of both the construction industry and other industries. Our expertise lies in the fastening and assembly of concrete elements, these components are placed in the most critical parts of the structure.
We want to make our customers’ everyday lives easier by implementing high-quality standard products and customized special solutions in steel, even with short timeframes if necessary.
For us, quality and personal service are important issues, that is,
the kind of quality that is easy to build on.

Quality and responsibility
We create quality that is easy to build on.
Our factory operates in accordance with the certificates EN 1090-1:2009 + A1:2011 and our production and products are monitored by Kiwa Sertifiointi Oy and Nordcert AB.
Our quality system is based on the requirements of the standard SFS-EN ISO 9001.
Interested?
Do you have any questions about our products? Do you need more specialized steel parts? Call or send a message and request a quote. We will answer with our long experience in steel products.
Call Semko and ask more – let’s solve your project together.

