The rules for using this site, together with the legal notices required under French law.
Last updated: 4 September 2026
This site is hosted by OVH SAS, 2 rue Kellermann, 59100 Roubaix, France.
Our servers, and the data they hold, are located in France.
This site presents the activities of Polytechnia, an engineering design firm, together with its projects. Service descriptions, lead times, illustrations and technical characteristics are given for information only.
They constitute neither a contractual offer nor a guarantee of results. Only a quotation or a contract signed by both parties is binding.
All content on this site — text, images, video, diagrams, three-dimensional models, simulation results, visual identity and source code — belongs to Polytechnia or is used with the rights holder’s permission, and is protected by copyright.
Any reproduction, display, adaptation or exploitation, in whole or in part and on any medium, is prohibited without our prior written consent. You remain free to quote a page provided you credit the source and link to it.
Any third-party trade marks or product names mentioned remain the property of their respective owners.
By browsing this site, you agree not to:
This site may link to sites we do not publish. We exercise no control over their content and accept no responsibility for it. Visiting them is your decision alone.
We do our utmost to keep this site available and up to date, but cannot guarantee uninterrupted access: maintenance, a fault or an external cause may interrupt it.
We cannot be held liable for indirect loss arising from use of this site, nor for any error or omission in the information it contains.
How we handle the data you send us is set out in our privacy policy, reachable from the footer.
These terms are governed by French law. Failing an amicable settlement, any dispute falls to the courts having jurisdiction where our registered office is located, subject to the mandatory rules protecting consumers.
Polytechnia