BTA SA, conservatories and sunrooms in Valais

Our motto for over 30 years: transform your outdoors and live your best life indoors

027 323 67 00

Conservatories, pergolas, windows and balustrades

We are experts in renovating and extending your home

Our products

A reputable business, active since 1990

When you use BTA SA services, our expertise is your guarantee

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A dynamic business serving our customers since 1990

Tell us about your plans; we will bring them to life and turn your dreams into a reality.

Our staff are here to listen to your requirements and give you sound advice.

Your conservatory will be manufactured and assembled by over 20 professionals. Our technical lead holds a Federal Diploma.

Our focus is on selecting high-tech products.

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Construction et montage de vérandas - BAT SA


Put your trust in BTA SA. We are the conservatory experts in French-speaking Switzerland: we will manage your whole project and you can rest assured that the work will be carried out to a high standard and on time

Construction et pose de fenêtres sur-mesure - BTA SA


Having new windows fitted can really improve the comfort of your home and will also allow you to take full control of your heating and energy costs,

Construction et montage de pergolas - BTA SA


Enjoy your patio to the maximum with high-tech pergolas that help to regulate weather conditions in your garden in a smart way

Fermeture et barrières de balcons - BTA SA


If you want to make the most of your balcony or patio all year round, get in touch with BTA SA and have balcony glazing fitted for your comfort. You won’t even know it’s there!

What our customers say about us

Avis client entreprise de vérandas et jardins d'hier à Sion en Valais - BTA SA Find out about our products

The conservatory expert in Valais

We are located at the heart of Valais, in Sion, so we can be with you quickly and easily to help with your projects, from La Côte to Neuchâtel.


Get in touch now.

Contact us

Do you have any questions about your plans for a conservatory?

Would you like to get a quote?

Use this form to send us your details and we’ll get back to you as soon as we can.

Call us now 027 323 67 00