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Legal Notice

Welcome to the website. By using this website, you acknowledge having read this legal notice and you agree to respect it.

This legal notice is intended to inform you of the existence of intellectual property rights to be respected, as well as how your personal information may be used in the context of this website.

The contents of this notice may change. Therefore we invite you to consult it regularly.


The website is the joint property of GRTgaz, a public limited company with a 536 920 790 euros capital, registered to the Registre du Commerce et des Sociétés de Nanterre (number 440 117 620), whose registered office is located at 6, rue Raoul Nordling 92270 Bois Colombes and Sia Partners, a simplified joint-stock company with a capital of 200,000 euros, registered with the Tribunal de Commerce de Paris (number 42350773000046), whose head office is located at 21 rue de Berri, 75008 Paris.


As a user of the website, you acknowledge that you have the skills and means necessary to access and use this website.

You acknowledge that you have verified that your computer configuration does not contain any viruses and that it is in perfect working order.

You acknowledge that you have been informed that the website is accessible 24/7, except in case of “Force Majeur”, computer difficulties, difficulties related to telecommunications networks or any other technical issue. For maintenance reasons, the site may be interrupted. GRTgaz and Sia Partners will endeavour to inform users in advance.



GRTgaz and Sia Partners make every effort to protect the online information or transmitted through the site. However GRTgaz and Sia Partners cannot ensure or guarantee that this information is completely secured.


All the data provided through the website are limited to an informative role. The accuracy, completeness, update of information on the site cannot be guaranteed.


Accordingly, you acknowledge that you use this information under your sole responsibility.

We make our best to provide data and / or tools that are available and verified, but GRTgaz and Sia Partners cannot be held responsible for mistakes, lack of availability of information and / or the presence of viruses on the website.


You are informed that, in accordance with the Informatique, fichiers et libertés law of January 6th, 1978, information communicated (in particular through the contact form) are intended only for GRTgaz and Sia Partners, as controller, for administrative and commercial management purposes.

You have a right to access, withdraw and modificate your personal data communicated through the cookies in the conditions indicated above.



As a user of the website you are expected to comply with applicable laws, including the provisions of the law relating to computers, files and freedoms. The violation of these rules is punishable by criminal penalties.

In particular, you must not proceed to any collection or misuse, including personal information to which you have access, and in general, any act likely to infringe privacy, honour, sensitivity, branding, the notoriety of any person, physical or moral, including GRTgaz and Sia Partners, avoiding any mention, message or text defaming, provoking, malicious, denigrating or threatening on any medium whatsoever .​


The general structure, as well as the software, texts, databases, animated and non-animated images, sounds, know-how and all the other elements of the website are the exclusive property of GRTgaz and Sia Partners or its partners.

Any total or partial representation of this site by any process whatsoever, without the express permission of GRTgaz and Sia Partners is prohibited and constitutes an infringement sanctioned, including criminal, by articles L. 335-2 and following of Intellectual Property Code.

Similarly, trademarks and other distinctive signs such as logos appearing on the site are the property of GRTgaz and Sia Partners or its partners and any use by unauthorized third parties is strictly prohibited.

Any total or partial reproduction of these brands or logos without the express permission of GRTgaz and Sia Partners is prohibited, regardless of the framework and support used for this use, and punishable by penalties, including criminal, as provided by Articles L. 716-1 et seq. Of the Intellectual Property Code.

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