Claraboyas y ventanas Convex, S.L., with CIF B88264270, and fiscal address at C/ Luis I, nº 80, 28003 Madrid, is the owner of this website and its contents. This company is registered in the Mercantile Registry of Madrid, Volume 38411 Book 0, Section 8, Page 172, Sheet M683332, Entry 1.

By means of this formal declaration, Claraboyas y ventanas Convex, S.L. intends to inform users about our policy of protection of privacy and confidentiality of personal data that clients, potential clients or subscribers freely and voluntarily provide via telephone, email, or through the various forms on the website https://www.convexsl.com.


In accordance with the provisions of the Organic Law 3/2018, of December 5, on the Protection of Personal Data and guarantee of digital rights (LOPDGDD), as well as the European Regulation on Data Protection, (EU) 2016/679, of April 27, 2016 (RGPD), Claraboyas y ventanas Convex, S.L. and its website https://www.convexsl.com complies with the current legislation regarding the protection of personal and contact data of its subscribers and customers and keeps them in the strictest confidentiality.


In accordance with the current regulations on data protection (LOPDGD/RGPD), as well as on information society services and electronic commerce (LSSI-CE), the user accepts that the data provided through this website will be incorporated into files owned by Claraboyas y ventanas Convex, S.L., with the purpose of facilitating the provision of the requested services and other related services described in this website, as well as, where appropriate, the transfer to third parties for the strict and exclusive provision of such services, always within our sector of activity and work areas.


Identity: Skylights and windows Convex, S.L.
CIF: B88264270
Postal address: Luis I nº80 – Pol. I. Vallecas – 28031 Madrid
Telephone: 913 329 465
E-mail: convexsl@convexsl.com
Data Protection Delegate: Salvador Merino Gonzalez
Contact DPD: https://www.convexsl.com/#contacto


The collection of personal data and its automated processing has the following objectives and purposes:

1. Invoicing

In case the customer contracts our services, it will be necessary to issue one or more invoices, for which data such as company name, VAT number, name and surname of the authorized person, ID, email, telephone, physical address, account number and/or credit card are required.

2. Respond to queries and requests for estimates.

Either by telephone, or through the contact and quotation forms on the website https://www.convexsl.com, we collect information and data that allow us to contact the users who have carried out such action and respond accordingly.


By using the contact forms and the e-mail provided in the web page https://www.convexsl.com, the client expressly authorizes Claraboyas y ventanas Convex, S.L. to send commercial communications by ordinary mail and/or e-mail, as well as the foreseeable telephone contact in order to offer the services offered in this web page.


Whenever it is necessary for the correct provision of services, the customer expressly authorizes Claraboyas y ventanas Convex, S.L. to transfer its data to third parties and companies for the strict and exclusive provision of such services, always within our sector of activity and work areas.

Claraboyas y ventanas Convex, S.L. does not sell or rent users’ personal data. However, when the project requires it, we give the data to third parties with the only purpose of providing the contracted service, as in the following cases

  • The subcontracting of other companies or professionals for the development of total or partial projects.
  • The subcontracting of tax, financial or marketing consultancy services.
  • The elaboration of budgets by our commercials.

In any case, Claraboyas y ventanas Convex, S.L. requires the company or subcontracted professional to sign a document of confidentiality of personal data to ensure the confidentiality of this information.

Claraboyas y ventanas Convex, S.L. will not be able to disclose personal information of the customer outside the scope described above, except to identify users/customers, to contact them or to take legal action against anyone who is interfering with our rights. The circumstances under which Claraboyas y ventanas Convex, S.L. could disclose such information are

  • When it is necessary to carry out the service normally.
  • When necessary to protect the legitimate interests of Claraboyas y ventanas Convex, S.L.
  • When it is required by law to cooperate in any legal process.
  • When it is necessary to provide information to a legal authority.


The personal data provided on the website https://www.convexsl.com will be kept for a period of ten years from the last confirmation of interest by the customer.

They will also be kept for as long as the business relationship is maintained, making them disappear at the time when the interested party requests their deletion or transfer, in which case they will only be kept for a time in response to any possible liability claims by the Public Administrations, Judges and Courts, as provided for in current data protection regulations. Once this period has expired, the data in your account will be destroyed.


The processing of your personal data is necessary to comply with the legal obligations arising from Royal Decree 1720/2001 of 21 December, which approved the Regulation implementing Law 15/1999 of 13 December on the protection of personal data.

The legal basis for the processing of your data is the execution of the forms available on the website https://www.convexsl.com which you carry out by freely checking the box accepting our Privacy Policy, which indicates that you have read and understood the use that Claraboyas y ventanas Convex, S.L. will make of your data.


If you provide us with your data using one of the forms on this website, it will travel encrypted through a secure server, with the encryption protocol SSL (Secure Socket Layer). However, any data transfer via Internet could be intercepted, so Convex, S.L. cannot guarantee 100% security.

According to the current legislation, Claraboyas y ventanas Convex, S.L. will keep the personal data it has collected and will adopt the necessary measures to avoid its alteration, loss, treatment or unauthorized access, strongly protecting the customers’ information, accounting information and interpersonal communications.

Claraboyas y ventanas Convex, S.L. will always watch over the interests of clients, potential clients, users, collaborators, distributors, commercials and suppliers to protect the data from loss, misuse or alteration of the collected information.


This website is not intended for minors, so we explicitly request that minors consult with their parents or legal guardians.

Minors of this age are not allowed to use our services and should therefore not send us their personal data.

In case that Claraboyas y ventanas Convex, S.L. suspects or is aware at any time of the registration or contact of a minor under 18, it will proceed to remove their data immediately.


The website https://www.convexsl.com uses its own and third party cookies on all its pages. The purpose of these cookies is to improve the present and future experience we offer to users who visit us, for which we collect information on user behaviour within our website.

More detailed information about the use of cookies is available in our Cookie Policy


The personal data that we treat in Claraboyas y ventanas Convex, S.L. come from the following sources:

  • Our own web page
  • Email address
  • Postal mail
  • Commercial

The categories of data we handle are:

  • Identification data (name and surname)
  • Postal or electronic addresses
  • Phone
  • Commercial information
  • Account number
  • Economic data

Likewise, we inform you that we do not obtain specially protected data on a regular basis, however, if specially protected data were to reach our company we would defend them in accordance with current regulations and under no circumstances would they be transferred to third parties.


Although the visit to our website and/or the hiring of the services that are exposed in it supposes, on the part of the user, the total acceptance and without reserves of the conditions exposed in the present Policy of Protection of Data and of our General Conditions of Contracting.

Customers and/or users of https://www.convexsl.com may, at any time, exercise their rights of access, rectification, cancellation, opposition and portability, as well as the right to forget their personal data by writing to Claraboyas y ventanas Convex, S.L., C/ Luis I nº80 – Pol. I. Vallecas – 28031 Madrid, by telephone at 913 329 465 or by sending an e-mail to convexsl@convexsl.com. In any case, it will be necessary to identify yourself as the owner of the data by attaching the National Identity Document (DNI) of the interested party visible on both sides, or equivalent document.

The interested parties have the right to access their personal data, request the limitation of its processing, as well as to request the rectification of inaccurate data or, if necessary, demand its total deletion when, among other reasons, the data is no longer necessary for the purposes for which it was collected.

Furthermore, we inform you of your right to file a complaint with the Supervisory Authority (AEPD).