Steel Structures

Fabricators

YOUR PROJECT, HASSLE-FREE. BUILD WITHOUT LIMITS.

Since 1982

Over 40 years of experience in steel structure construction.

With over 1,000 completed projects, we can offer the highest guarantees of satisfaction.

+ 1.000


Successful Projects

+ 40

Years of Construction Experience

+ 1120

Km of Beams Fabricated for Buildings

1520+

Companies that Trust Our Projects

What We Do

We fabricate and erect high-precision steel structures and constructions for all types of buildings.

Design and Fabrication of Steel Structures

Creating steel structure designs that optimize resources and ensure the stability of your construction.

Steel Structure Construction

Experts in the erection of prefabricated and custom steel structures, ensuring safe and efficient installation.

Support Services for Workshops

Your Ally in Large Projects: We offer specialized services to other workshops, from custom-built beams (PRS) to shot blasting, painting, cutting, drilling, welding, and more.

Forget the hassles and complications

At Jansa Metal, building is like assembling a LEGO set: fast, easy, and with millimeter precision.

We ensure every piece fits perfectly so your project takes shape WITHOUT SETBACKS. Build with us and experience ease and precision in all your structures!

Plan Review and Analysis, 3D Modeling

Quotation and Optimization, Final Calculation and Validation

Fabrication and Erection

The Best Guarantees

In the construction, fabrication, and erection of steel structures

How do we do it?
Innovadoras formas de trabajo para los proyectos con los últimos avances en tecnología que están transformando el sector de la construcción.

What We Offer
As BIM project developers, we can lead turnkey construction projects, providing total peace of mind with personalized support from start to finish to make your project a reality.

Want us to handle everything?
As experts in turnkey construction services, we offer peace of mind with personalized, end-to-end support to find the most suitable solutions.

Solutions for Every Need

WE BUILD YOUR DREAM

Advantages of Building

WITH STEEL STRUCTURES

FAST AND EFFICIENT ERECTION

We adapt to the most demanding construction schedules, without delays or unforeseen events. Everything ready for you to move forward without interruption.

DESIGN FLEXIBILITY

Every project is unique. We create custom solutions for everything from residential homes to large-scale infrastructure.

COST REDUCTION

Steel structures that achieve more with less: less material, less volume, more efficiency. The perfect balance between investment and performance.

SUSTAINABILITY

Efficient processes and recyclable materials for responsible and future-ready solutions.

Sustainable Construction

with Steel Structures

At Jansametal, we believe in sustainable building as a real commitment to the planet. With years of experience in sustainable architecture and construction, we work with passion and responsibility to create projects that are not only solid but also environmentally conscious.

We build with steel for a greener future

WE FOLLOW BEST PRACTICES

At Jansametal, we understand what you need and expect from every project. Because for us, meeting your expectations isn’t just a goal, it’s our duty.

Sustainability
On-Time Projects
Cutting-Edge Technology
EN 1090 Certified for EXC3

Quality and Innovation in

Steel Structure Projects

We Listen

We advise you
to achieve the best results
at the best price.

Fast Quote

A detailed construction
project quote, delivered
without delay.

Latest Technology

State-of-the-art software and machinery
to achieve maximum
efficiency and quality.

Quality Guarantee

Execution Class 3 (EXC3) certification
according to the EN 1090 standard
(CE marking).

Our Work Speaks for Itself

OUR LATEST PROJECTS

Industrial & Logistics

New York, USA

Corporate & Technical Offices

Malmo, SE

Specialized Infrastructure

Toronto, CA

Residential and Real Estate Development

Athens, GR

What Our Clients Say

Testimonials

Harbor Master

Rodrigo de Febrer y Herrán

A supplier you can still contact almost 40 years later—who answers you, knows their product inside out, offers solutions and treats you in a professional yet familiar and approachable way—is truly a treasure. Thank you, JANSA! .

Project Manager

Sophie Leclerc

“We’ve worked with them for years. At this point, there’s no need for explanations: you send them the drawings, and they come back with solutions. Their calculations and execution are flawless. They know what they’re doing, and it shows.”

Architect

Carlos Media

“With Jansa Metal, we save weeks on site. Not just because of the speed of erection, but because from the first 3D model to the final drawing, everything was clear, coordinated, and on time. That’s how you build with confidence.”

Freelance Erector

Jean-Michel Dupont

“Every piece is marked, everything fits together, and you don’t have to improvise. It arrives like an IKEA kit, but it’s the real deal. They elevate the erection process without wasting your time.” .”.

Some of Jansa Metal’s clients

Joan Juanola

CEO

Christina Juanola

Director of Accounting and Finance

Òscar

Director of Engineering and Purchasing

Ready for the First Step? Contact us!

Every great project starts with a conversation. Contact us and find out how we can bring your idea to reality, with metal structures that are as solid as your expectations.

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Quality, Professionalism, and Commitment

At Jansa Metal, we specialize in custom-built steel buildings and mixed structures, providing high-quality components to save you intermediaries and lower your project costs.

Using our CAD-3D-BIM system, we prepare custom designs for your project to bring your ideas to life. Our mission is to meet our clients’ needs, which is why we deliver a building made from prefabricated components through a fast and easy erection process, reducing construction time by one-third.

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