Singular steel structures for special architecture
JANSTIL
Singular steel structures for projects where architectural creativity meets steel.
JANSTIL
Efficiency and Sustainability, Without Complications
At JANSA Metal, we develop singular steel structures capable of materializing complex geometries, special spans and out-of-standard solutions. If you have a unique project and need everything to fit from engineering to the very last bolt, you are in the right place.
Are you designing something extraordinary?
We can help you make it a reality with precise, optimized steel structure solutions that have no surprises on-site.
Make your project a reality!

Why is Steel Key to Singular Architecture?
Steel allows you to build what other materials can’t.
Its versatility makes complex shapes, precise finishes, and sustainable structures possible. Fabricated in a workshop and assembled without welding, it is the ideal solution for contemporary, efficient, and limitless architecture.
“JANSTIL’s solutions are ideal for singular architecture projects that require an innovative and flexible approach, such as iconic buildings, uniquely designed facades, public spaces, and complex infrastructure projects that cannot be carried out with traditional methods.”
Steel Architecture for Demanding Projects
With JansBuild, every project adapts to your goals:
With over 35 years of experience, Jansa Metal guarantees solid and efficient results in every project.
FAQ’s
Ready to build your vision?
We don’t work with limitations; we work with solutions.
And if your project requires unprecedented steel architecture, we will help you make it a reality from the first blueprint.
👉 Contact us today and discover how JANSA Metal turns your creativity into structural steel—without errors, without on-site welding, and with maximum precision.
