Steel structures

We manufacture civil steel structures and machine steel structures for domestic and foreign customers.

Steel component processing services

We process both large and heavy steel components and smaller parts.

Welded structures

Highly processed welded structures; machine and equipment construction.

KOLB Sp. z o. o.

KOLB Sp. z o. o. with its registered office in Kolonowskie, is a company specializing in the production of mechanical and steel structures.

Our decades of presence on the market, the many years of experience of our employees as well as our membership in the Stalprofil S. A. capital group are the cornerstones of our success on the market and our high level of customer satisfaction.

Thanks to our modern workshop, we offer you everything from a single source, from cutting to welding and mechanical processing to the painted product.

Combined with modern manufacturing equipment and our constant quality control, we also offer you a fault-free product.

In addition to conventional contract manufacturing, we also offer pre-assembly and installation of complex systems and acceptance by the end customer.

Certified production

Check our certificates





Overhead traveling cranes and stacker cranes


Civil structures


Sheet metal cutting and bending


Mechanical processing


Corrosion protection