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Legal notice and privacy policy

Last updated: 30 July 2026
This is a courtesy translation. The site operates under Spanish law and the Spanish version is the legally binding one; in case of any discrepancy, the Spanish text prevails.

1. Website owner

In accordance with article 10 of Spanish Law 34/2002 on Information Society Services and Electronic Commerce (LSSI-CE), the owner's details are as follows:

Owner: Mikhail Vinokurov (sole trader, registered in Spain as autónomo)
Trading name: SunQuote
Spanish tax ID (NIE): Y8322312Y
Registered address: C/ Doctor Caro 103, 3.º puerta 2 · 03201 Elche/Elx (Alicante, Spain)
Email: marabuildingcorp@gmail.com
WhatsApp: +34 695 061 929
Purpose of this website: to present a solar calculator for installation companies and to receive business enquiries about deploying it.

2. Cookies: this website uses none

This page sets no cookies of its own and none from third parties, uses no browser storage, includes no analytics tools or advertising pixels, and loads no external resources (no scripts, no fonts, no images from other domains). Only static files hosted on this same domain are served.

That is why no consent banner is shown: article 22.2 of the LSSI-CE requires consent only where cookies or storage that are not strictly necessary are used, and none are used here.

The one obvious exception: the "Try the demo" links lead to the working calculator, which is a different website with its own cookie and privacy policy. Clicking them takes you off this page and that site's terms apply.

3. Protection of personal data

There are no forms on this website. Personal data is processed only if you choose to write by email or on WhatsApp. In that case:

Data controllerMikhail Vinokurov · NIE Y8322312Y · C/ Doctor Caro 103, 3.º pta 2, 03201 Elche/Elx (Alicante, Spain) · marabuildingcorp@gmail.com
Data processedWhatever you provide in your message: name, phone number, email, company and the content of the enquiry.
PurposeTo answer your enquiry, send you information and a quote for the calculator and, if we reach an agreement, to manage the contract and the invoicing.
Legal basisYour consent when you write (Art. 6(1)(a) GDPR); performance of the contract if we reach an agreement (Art. 6(1)(b)); and compliance with tax and accounting obligations (Art. 6(1)(c)).
RetentionFor as long as the business conversation lasts and, if there is a contract, for the tax and accounting periods required by law. If there is no interest, the data is deleted.
RecipientsData is neither transferred to third parties nor sold. Only the providers needed to deliver the service (email, messaging and web hosting) have access, as data processors.
Your rightsAccess, rectification, erasure, the right to object, restriction of processing and data portability. Write to marabuildingcorp@gmail.com stating which right you wish to exercise.
ComplaintsYou may lodge a complaint with the Spanish Data Protection Agency: www.aepd.es.

Please note that WhatsApp is a Meta Platforms service and email is provided by Google: when you choose those channels, your message also passes through their systems, under their own privacy policies.

4. Hosting and technical logs

The website is hosted by Vercel Inc. (United States), acting as a data processor. Like any server, it keeps technical logs of visits — including the IP address — for the sole purpose of serving the page, maintaining security and detecting abuse. Those logs are not used to profile visitors and are not combined with any other data.

When you arrive at the main address (sunquote.org), the server looks at the language your browser announces and, if it announces none, at the country inferred from your IP address — for the sole purpose of taking you to the version in your language. That check happens on the fly and is not stored anywhere.

5. Intellectual property

The texts, the design, the screenshots and the calculator software are the property of the owner or are used with permission. Reproduction or distribution for commercial purposes without written consent is not permitted.

The screenshots show the calculator in real use on the website of SolTech Cubiertas (Alicante, Spain), the installation company where the owner works and where the tool was developed. That company's trade marks and data belong to their respective owners and are cited by way of example.

6. Nature of the figures shown

The savings, payback periods and prices shown on this website and in the demo are estimates, calculated with Google Solar data and current Spanish regulations. They are neither a binding quote nor a contractual offer: the final quote is issued by each installation company after checking the actual roof and consumption.

7. Languages of this page

This website is published in Spanish, English, German, French and Russian. All versions other than Spanish are courtesy translations; in the event of any discrepancy, the Spanish version prevails, as it is the one that complies with the LSSI-CE.

8. Applicable law

Spanish Law 34/2002 (LSSI-CE), Regulation (EU) 2016/679 (GDPR), Spanish Organic Law 3/2018 (LOPDGDD) and Spanish consumer and commercial legislation apply. Any dispute falls under the jurisdiction of the courts of Alicante (Spain), unless the law provides otherwise.