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Cookies Policy


Cookies are small text files that web pages can use to make users’ experience more efficient.

The law states that we can store cookies on your device if they are strictly necessary for this page to function. We need your consent to store cookies on your device for all other types of cookies. This web site uses different types of cookies. Some of these cookies are provided by third-party services that appear on our web site.

You can change or withdraw your consent to our web site’s Cookies Policy at any time.

You can find further information on who we are, how to contact us and how we process personal data in our Privacy Policy.


Cookies are classified below by category. However, we must remember that sometimes a single cookie can fall under various categories:

1. By the company handling said cookies:

  • Own cookies Own cookies are those sent to the user’s device from a device or a domain managed by the publisher and from which the service requested by the user is provided.
  • Third-party cookies Third-party cookies are those sent to the user’s device from a device or domain that is not managed by the publisher, but instead by another entity that processes the data obtained through the cookies.

2. By the time they remain active:

  • Session cookies: This type of cookie is designed to gather and store data while the user accesses and remains on a web site
  • Persistent cookies: These cookies have a maximum expiry period of 2 years from the date they are created, which means that during this time the data shall remain stored on the device and can be accessed and processed.

3. By the purpose for which data obtained through the cookies are processed:

  • Necessary cookies: Necessary cookies help make a web site usable by enabling basic functions like page navigation and access to secure areas of the web site. The web site cannot function properly without these cookies.
  • Preference cookies:Preference cookies enable a web site to remember information that changes the way the web site behaves or looks, like your preferred language or the region that you are in.
  • Marketing cookies: Marketing cookies are used to track visitors across web sites. Their purpose is to display ads that are relevant and engaging for individual users and therefore more valuable for publishers and third-party advertisers.
  • Statistic cookies: Statistic cookies help web site owners understand how visitors interact with web sites by collecting and reporting information anonymously.
  • Unclassified cookies: Unclassified cookies are cookies that we are in the process of classifying, together with the providers of individual cookies.


You can also allow, block or delete cookies stored on your device by configuring the settings of the browser installed on your device. However, please remember that if you decide to change your cookies settings the service provided via different web sites may be partially or completely affected.

Please read your browser's Help section carefully to learn more about how to activate “private mode” or unblock certain cookies.

  • Internet Explorer: You can consult Microsoft Support or the browser's Help section.
  • Firefox: You can consult Mozilla Support or the browser's Help section.
  • Chrome: You can consult Google Support or the browser's Help section.
  • Safari: You can consult Apple Support or the browser's Help section.

Acciona, S.A. wishes to emphasise that changes in the cookies that appear on this web site may not be related to the management and maintenance thereof, such that regular reviews are carried out to adjust its cookies policy.

Acciona, S.A. does not assume any responsibility for legal or technical problems stemming from a User’s failure to follow the given recommendations. The purpose of this notice is to inform Users so they may use this information accordingly, and as such this notice must not be used for any other purpose.

Acciona, S.A. is not responsible for the content or veracity of any third-party privacy policies included in this cookies policy. If you have any questions about this cookies policy you can contact us at


Acciona, S.A. may change this Cookies Policy according to legal or regulatory requirements or in order to adapt said policy to the instructions issued by the Spanish Data Protection Agency. Users are therefore advised to review the policy regularly.

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