Your roofing expert in the Romandy

Increase your living space by transforming your terrace into an oasis of light, freedom and well-being that you can enjoy in all weathers. Protection from sun, rain and snow.

Why turn to our experts?

We'll take care of everything from drawing up the plans to submitting them for public enquiry, as well as coordinating the various companies involved in your project.

Extended use of your terrace

Our designs adapt to your exterior

Optimum protection for your furniture and floors against the elements

Solid and aesthetic

A customised solution

So you don't have to worry! BTA SA's turnkey solution is tried and tested. For more than 30 years, we have mastered the techniques of constructing roofs combining aluminium and glass, producing all the necessary components directly in our workshop in Sion.

Once the parts have been manufactured according to your specifications, our teams deliver and install the roof directly on your premises. By controlling every stage, from design to assembly, we can guarantee you the highest quality.