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Privacy Policy

Confidentiality clause


Data privacy is extremely important to TO THE DUKES OF SIENA and we want to be honest and transparent about how we use your personal data.
Therefore, we have a policy which describes how your personal data will be treated and protected.

TO THE DUKES OF SIENA undertakes that the collection and processing of your data, carried out from the site, complies with the general regulations on data protection (RGPD) and with law °78- 17 “Informatique et Libertés” of January 6, 1978.
This policy may be modified, supplemented or updated in order to comply with any legislative, regulatory, jurisprudential or technical developments. You must refer before any navigation to the latest version of the policy.
For any information on the protection of personal data, you can also consult the website of the Commission Informatique et Liberté


Your personal data is collected byTO THE DUKES OF SIENA whose head office is located at:

Legal representative: Isabelle Geday
Siret number 881 834 881
RCS PARIS / Code APE 5110Z
Intra-community VAT number: FR48881834881

As part of its compliance with the GDPR,TO THE DUKES OF SIENA established :

 Appointment of a Data Protection Officer (DPO)

  • Impact on privacy: Implementation of a PIA type risk analysis
    (Privacy-Impact-assessment, tool provided by the CNIL)

  • Private by design: taking into account the security of personal data from its design.

  • Keeping a processing register containing:

    • Name and contact details of the various actors

    • Purposes of processing

    • Data categorization

    • Link to PIA

    • The duration of the conversation

    • Place of accommodation

    • Alerting process in the event of a data breach


Data Protection Officer:

We have appointed a Data Protection Officer who will ensure that your personal data is always used transparently, accurately and in accordance with the law. You can contact our Data Protection Officer at DIRECTION@AUXDUCSDESIENNE;FR

Right of complaint to a supervisory authority:

If you believe that AUX DUCS DE SIENNE is using your personal data inappropriately, you can contact us. You also have the right to file a complaint with the Commission Nationale de l'informatique et des libertés - 3 place de Fontenay TSA 80715 75 334 - PARIS Cedex 07 or on the website


The notion of "personal data" means any information relating to a natural person identified or who can be identified, directly or indirectly, by reference to an identification number or to one or more elements specific to him. WhenTO THE DUKES OF SIENA collects your personal data, this collection is carried out in a fair and transparent manner thanks to the presence of information notices or references to this Policy. Personal data is information about you that allows you to be identified such as first name, surname, email, telephone, postal address, and any other personal data useful for the purposes defined below.


Personal data is collected via our various forms (contact, recruitment, newsletter subscription, reservations, quote request, downloading of brochures, landing page, etc.). Each form limits the collection of personal data to what is strictly necessary (minimization of data) and indicates in particular:

  • What are the purposes of collecting this data (purposes)

  • If these data are mandatory or optional for the management of your request

  • Who will be able to see it (onlyTO THE DUKES OF SIENA  in principle, unless specified in the form when transmission to a third party is necessary for the pursuit of the purpose);

  • Your computer rights and freedoms and how to exercise them withTO THE DUKES OF SIENA.

AUX DUCS DE SIENNE undertakes to only process personal data that is adequate, relevant and not excessive in relation to the purposes for which it is collected, namely:

  • Process your requests for contact, your requests for information, quotes,

  • You send the brochure of an establishment, a price list,

  • You send, subject to your agreement, personalized offersTO THE DUKES OF SIENA. (new holiday destinations, promotions/commercial offers)

Reservations through the website, by correspondence or by telephone.

When you make a reservation through our website, by mail (email or post) or by telephone, we need the following data to perform the contract:

  • Civility

  • First and last name

  • Address

  • Date of birth

  • Phone number

  • Language

  • Credit card information

  • E-mail address

  • Password

We will use this information and other information that you voluntarily provide (e.g. estimated time of arrival, preferences, comments) only to perform the agreement, unless otherwise specified in this data privacy policy or if you do not you have not expressly consented to it. We will process data by name in order to register your reservation as requested by you, to provide the reserved services, to contact you in case of questions or problems, and to ensure correct payment.


  • We do not in any way transfer, market or barter your data for marketing purposes to parties outside the ULR group. In the exception, the data transferred to third parties will only be used for the purpose of providing our services and when you have given your prior consent for the sharing of this information (for example for a special promotional event).


TO THE DUKES OF SIENA processes and stores personal data in a secure environment for the time necessary to achieve the purposes for which they were collected.

Purpose                                                                                          Duration of collection

Process a contact request,                              36 Months after receipt of request

a request for information

You send a brochure, a guide, a tariff                        36 Months after receipt of request

You send personalized offers                                      36 Months after acceptance

MGM Hotels & Residential homes

As part of signing a lease                            36 Months from the end of the last stay


You are informed that you have a right of access, portability, rectification and erasure relating to the data concerning you.
For any information or exercise of your IT rights and Freedoms on the processing of personal data managed by AUX DUKE OF SIENA, you can contact the Data Protection Officer.

  • by email to the following address:

  • or by signed letter to the following address:



For the attention of the Data Protection Officer
Data Protection Officer: Christophe Macaigne


Permission to access :

You have the right to request information about the personal data we hold about you. You can contact TO THE DUKES OF SIENA who will send you your personal data by e-mail to the following address

WhenTO THE DUKES OF SIENA processes your personal data by automated means based on your consent or agreement, you have the right to obtain a copy of your data transferred to you or to another party in a structured and common format. This only concerns the personal data that you have transmitted to us.

Right of rectification:

You have the right to delete any personal data processed byTO THE DUKES OF SIENA at any time, except in the following situations:

Right to deletion:

You have the right to have any personal data processed by AUX DUCS DE SIENNE deleted at any time, except in the following situations:

  • you have an ongoing matter with Customer Service

  • you have an pending REQUEST that has not yet been processed or has been partially processed

  • you are suspected of having or have used our services fraudulently in the past four years

  • if you have made a purchase, we will keep your personal data in relation to your transaction for customer management purposes, 36 months from the end of your last stay.

 Your right to object to the processing of your data on the basis of a legitimate interest:

You have the right to object to the processing of your personal data on the basis of a legitimate interest. We will stop using your personal data unless we prove the justification for the use of your data which overrides your interest and your rights or for legal reasons.
You can unsubscribe from our mailing list at any time using unsubscribe link.


Your personal data will be kept for the duration necessary to fulfill the purpose for which they were collected. They will then be deleted. By way of exception, the data may be archived to manage complaints and litigation in progress as well as to meet our legal or regulatory obligations.


The site is not aimed at minors, although it does not present any content prohibited for minors under the age of 18, the forms on the site are not intended to collect information on minors. If information was collected on a minor by the site, the legal representative of the minor will have the possibility of contacting the person in charge of data protection to rectify, modify or delete this information (see paragraph 5- conditions relating to your personal data ).


A cookie is a small text file that can be placed on your terminal when consulting a website. A cookie file allows its issuer to identify the terminal in which it is registered, during the period of validity or registration of said cookie.

  • Authentication cookies

  • Preference cookies

  • Statistics and audience measurement cookies uses authentication and audience measurement cookies


How do we use cookies?

We use cookies to save your favorite articles.

We use our cookies and third-party cookies to collect statistics and user data in aggregate and individual form in analysis tools to optimize our site and offer you suitable marketing materials.

Some third-party cookies are set by services that feature on our pages and are beyond our control. These are installed by social media providers such as Twitter, Facebook, Instagram and are associated with users' ability to view and share content on this site, as indicated by their respective icon.

What types of personal data do we use?

We will only collect your cookie ID in connection with your personal data transmitted and compiled as part of your navigation on the site.

Who can consult your personal data?

The data that is transmitted to third parties is used exclusively to provide you with the aforementioned services, in an analysis tool to collect statistics and optimize our site and present you with suitable media.

What are the legal conditions for processing your personal data?

We will collect your cookies to your personal data only as part of your browsing on the site. If you are connected to the site, the validity of this operation is based on our legitimate interest.

How long do we keep your data?

AUX DUCS DE SIENNE does not store your personal data generated by cookies. You can easily erase cookies from your computer or mobile device at any time using your browser. To find out how to manage and delete cookies, consult the "Help" section of your browser. You have the option to disable cookies or to receive a notification each time a new cookie is sent to your computer or mobile device.
Note that if you limit the use of cookies by the site, you will no longer be able to take full advantage of our features.
You can choose to disable these cookies at any time. You can accept or refuse them on a case-by-case basis or systematically refuse them once and for all.

Please read the entire our Privacy Policy.

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