Cookie policy
Last updated: October 2026
What are cookies?
A cookie is a small text file that a website stores in your browser when you visit it. Among other things, it allows the website to remember information about your visit, such as your open session or your preferences.
Who is responsible?
The owner of this survey website is ELECNOR, S.A., the parent company of Elecnor Group. For any query about this policy you can write to lopd@elecnor.com.
Types of cookies
Depending on who manages them, cookies may be first-party (sent by our own domain) or third-party (sent by another entity). Depending on their duration, they may be session cookies (deleted when you close the browser) or persistent cookies (kept for a set period). Depending on their purpose, they may be technical, preference or personalisation, analytics or measurement, and behavioural advertising cookies.
Cookies used on this website
This website only uses the first-party cookies listed below. Technical cookies are exempt from consent under article 22.2 of the Spanish Information Society Services Act (LSSI), as they are strictly necessary to provide the service you request (answering the survey).
The survey is anonymous: none of these cookies contains data that identifies you and they are not used for profiling.
| Cookie | Owner | Type | Purpose | Duration |
|---|---|---|---|---|
elx_sid |
First-party | Technical | Keep the user session and protect the form (CSRF protection). | Session |
elx_done_{perfil} |
First-party | Technical | Remember that the survey for a profile has already been submitted from this browser, to prevent duplicate responses. It does not contain your answers. | 1 year |
elx_consent |
First-party | Technical | Store your cookie preferences. | 13 months |
Settings and withdrawal of consent
You can review and change your choice at any time using the “Cookie settings” link in the footer of every page. Withdrawing consent is as easy as giving it.
Your choice is kept for 13 months; after that period you will be asked again.
Browser settings
You can also allow, block or delete the cookies installed on your device through your browser settings. If you block technical cookies, you may not be able to complete the survey.
Instructions for the main browsers:
Changes to this policy
We may update this policy if the cookies used by the website change. We recommend that you review it periodically.