Your cellar, worthy of the finest castle


(Monvoisin is a trademark of the BETON CONCEPT Group)

Tel. : 03-85-78-99-56
Adress : Avenue des Ferrancins – ZI Torcy – 71210 TORCY
E-mail :


The Hélicave Harnois website is a work of which Monvoisin is the author pursuant to Articles L111.1 et seq. of the Intellectual Property Code.

All photographs, texts, drawings, images, animated sequences with and without sound, as well as all works incorporated into the website are the property of Monvoisin or third parties which have authorised Monvoisin to use them.

Reproduction on paper or digital mediums of said website and the images it includes is authorised subject to compliance with the provisions of Article L122-5 of the Intellectual Property Code and only when used for professional purposes, with the exclusion of advertising and/or commercial and/or marketing ends. Notwithstanding the above, any reproduction, representation, use or modification, by whatever means and on whatever medium, of all or part of the website and all or part of the images incorporated therein, without having obtained prior permission from Monvoisin, is strictly prohibited and constitutes a crime punishable by two years imprisonment and a fine of €152,499.


All personal information is encrypted before sending over the Internet using Secure Socket Layer (SSL) technology to ensure security. The Hélicave Harnois website is also protected using the latest technological advances.


Your personal information will never be sent to third parties. In compliance with the Law on Computers and Freedoms, the processing of personal information by the Hélicave Harnois website is subject to a CNIL declaration. You have the right to access and rectify this data. To exercise this right, please send a letter to Monvoisin at 15, voie de Seine 94290 VILLENEUVE LE ROI