Legal notice

Website publisher

The website jonsystems.fr is published by Julien Rosamond EI, trading as Jon Systems.
Sole proprietor (entrepreneur individuel) — SIREN 823 184 304 — registered with the French national business register (RNE).
Address: Woljung, 93100 Montreuil
Phone: coming soon
Email: contact@jonsystems.fr

Publication director

Julien Rosamond.

Hosting

Vercel Inc.
440 N Barranca Avenue #4133
Covina, CA 91723, United States
No telephone number published by the host, consulted on 27 October 2026; contact: vercel.com/help

Intellectual property

All content on this site (text, images, code) is the property of Julien Rosamond EI, unless otherwise stated. Any reproduction is prohibited without prior authorisation.