Privacy policy

BIREN informs below of its privacy policy applied to personal data. In this way, all the personal data that you have under your responsibility will be treated in accordance with regulation (EU) 2016/679 of the European Parliament and of the Council, April 27, 2016, regarding the protection of natural persons in what regarding the processing of personal data and the free circulation of these data and which repeals Directive 95/46/EC, on the Protection of Personal Data and in particular the rights of access, rectification or cancellation of data and opposition, if relevant, as well as the revocation of consent for the transfer of your data.

Visiting the website does not imply that the user must provide any information regarding their identity, being completely anonymous and, in no case, can it be associated with a specific and identified user. In the event that personal data is provided, this data will be collected and used in accordance with the limitations and rights contained in the aforementioned data protection standard.

Users who provide personal data clearly, accurately and unequivocally consent to these conditions:

Responsible for the processing of your data

Who is responsible for the processing of your data?

  • Company Name: BIREN Engineering & Architecture
  • CIF: B-04980280
  • Responsible person: Olalla Martínez Rubín – DNI: 34996903B
  • Address: C/Cifuentes 5, 28021, Madrid (Spain)
  • Email:

THE COMPANY has a Data Protection Delegate through which the User may file complaints, claims and suggestions regarding the processing of their personal data, as well as exercise their rights.

To do this, the User may contact the following email address:

Types of data collected

How do we obtain personal data?

THE COMPANY collects the personal data that you provide through the forms included in the website, our email addresses and through telephone contact.

When you fill in the forms established on the website, you must approve both the terms of use of the portal and this privacy policy.

By approving said privacy policy you are accepting that THE COMPANY treats and saves your personal data, in addition to all the sections established in this document.

What personal data do we collect?

THE COMPANY collects the following data through the form on our website that the user has freely accessed: Name, telephone, location and email.

THE COMPANY outside the web page, usually by phone or email, will collect the necessary data to maintain a commercial relationship and the information necessary for billing its services or to continue informing you of our services: Name and surname or business name, postal address , postal code, city, province, country, NIF or CIF, and bank details for issuing invoices.

What do we use your personal data for?

To maintain a commercial relationship with you in compliance with accounting, legal, fiscal and administrative obligations.
To be able to offer you services and products of your interest via email, or via social networks.
To be able to respond to you in case you have any questions or request a quote.
The personal data requested is mandatory, in such a way that the refusal to provide them will mean the impossibility of carrying out the provision of the contracted services or the response to queries.

How long do we keep your personal data?

User personal data will only be retained for as long as necessary to fulfill the purposes for which we collected it, including for the purposes of satisfying any legal, accounting, and regulatory reporting requirements.

In case of exercising your right of deletion, your data will be blocked and kept in a restricted manner available to the competent authorities during the period established by Law to attend to possible criminal, commercial or administrative responsibilities.

Clause for forms

In the event that THE COMPANY has forms, the identification of the user is complete, since it is the user himself who voluntarily enters his data in our forms.

The information provided by the user will be used by THE COMPANY, exclusively for the purposes that are reported in each case. Each of our forms includes a specific privacy clause through which the user will voluntarily give their consent to the automated processing of the data provided.

THE COMPANY will be the entity responsible for the file generated with the personal data provided by the users of its website in the forms.

In accordance with regulation (EU) 2016/679 of the European Parliament and of the Council of April 27, 2016 regarding the protection of natural persons with regard to the processing of personal data and the free circulation of these data and by the that Directive 95/46/EC is repealed, THE COMPANY undertakes to comply with its obligation of secrecy with respect to personal data and the duty to treat them with confidentiality. For these purposes, it will adopt the necessary measures to avoid its alteration, loss, treatment or unauthorized access.

Said data may be used for the purpose of answering your queries and sending you information related to the entity that may be of interest to you.

If you wish to clarify any aspect related to THE COMPANY’s policy in relation to users who visit our website, do not hesitate to contact us through the following email address:

Purpose of processing your data

For what purpose do we process your personal data?

THE COMPANY will collect and process your personal data for the following purposes:

  • To Public Administrations in the cases provided for by Law.
  • Accounting Advisors.
  • For the measurement of the use of the services, the external provider of Google is used that uses Cookies to carry out analytical studies of the use of the web. The User may consult the cookie policy in the Cookies Policy at any time.

What happens if you provide us with data from third parties?

In the event that, in the course of a relationship with us, you provide us with Third Party data, we remind you that you are solely responsible for having obtained your prior consent to communicate the data to us for the purpose that in each case you are informed, as well as having informed you of the content of this Policy.

How we protect your personal data

At THE COMPANY we are aware of the importance of guaranteeing the security of the transit of information with our clients and for this we have the maximum security measures that guarantee the confidentiality of communications.

The secure SSL (Secure Socket Layer) server establishes a connection so that the information is transmitted encrypted, which ensures that it is only intelligible to the client’s computer and the server of our internet provider, complying with the pseudonymization conditions provided by the GDPR. .

You can verify that the connection is being made through a secure server by checking any of the following:

  • Through the address (URL) of the server, since in a secure server it starts with https: when it normally does with http.
  • Through an indication of your browser program consisting of a whole key appearing in one of the lower corners of the screen (instead of broken as in any non-secure server) or a closed padlock (instead of open as in any non-secure server ).

Your rights

What are your rights?

The user can exercise their rights recognized in the RGPD, of access, rectification, cancellation, opposition, limitation and portability by means of communication through our email stating their name, surname, address for notification purposes, date and signature of the petition, contact telephone number and email.

You must accompany a photocopy of the D.N.I. or supporting document.

What rights can you exercise?

  • Right to request access to your personal data.
    • By exercising this right, you will be able to know the information related to the treatment that we carry out on your personal data.
  • Right to request the correction of your personal data if it is not accurate.
    • You can correct or modify your data if it is inaccurate or incomplete to ensure that the information we may have about you is correct.
  • Right to request the deletion of your personal data.
    • You may request the deletion of your personal data when any of the cases contemplated occurs. For example, illegal data processing, or when the purpose that motivated the processing or collection has disappeared. However, a series of exceptions are regulated in which this right will not proceed. For example, when the right to freedom of expression and information should prevail.
  • Opposition right.
    • Through this right you may oppose the processing of your personal data: when for reasons related to your personal situation, the processing of your data must cease unless a legitimate interest is proven, or it is necessary for the exercise or defense of claims, or, when the processing is intended for direct marketing.
  • Right to limit processing.
    • You can ask us to limit the processing of your data when processing them when the accuracy of the data is contested, while we verify such challenge when the processing is unlawful, but oppose the deletion of your data and request the limitation of the processing instead when you are You who need them in the event of a claim and even when you have opposed the processing of your data for the fulfillment of a mission in the public interest or for the satisfaction of a legitimate interest, which must be verified. In these cases we will only keep them for the exercise or defense of claims.
  • Right to data portability.
    • You may request the portability of your data in electronic format, as well as the possibility of transmitting it to another entity. We may need to request specific information from you to help us confirm your identity and guarantee your right to access your personal data (or to exercise your other rights). This is a security measure intended to ensure that your personal data is not disclosed to another person who does not have the right to receive it. In an effort to expedite our response, we may contact you to request additional information in connection with your request.

Use of cookies

We collect information through the use of cookies. Cookies are small text files that are automatically saved to your computer or mobile device when you visit a website. You can find more complete information in our Cookies Policy.

Your rights

Claims and, in general, any relationship between the user of the website and THE COMPANY will be governed by current Spanish regulations and will be submitted to the Courts and Tribunals of MADRID except in the case of consumers and users where the imperative jurisdiction of the courts that correspond to your domicile.

THE COMPANY may modify these TERMS AND CONDITIONS, updating this Legal Notice, so it is recommended that you consult it with a reasonable periodicity in case there have been any changes in them. The modifications that occur in this Legal Notice enter into force at the moment of its incorporation.

If you have any questions regarding this Legal Notice, contact us by email:

Social media

THE COMPANY may have profiles on social networks, in which case the rules on data protection will be governed by what is indicated here, as well as by those conditions of use, privacy policies and regulations of the social network that is appropriate in each case and previously accepted by the user.

THE COMPANY will process your data for the purpose of correctly managing your presence on the social network, informing you of the activities, products or services of THE COMPANY, as well as for any other purpose that the regulations of the Social Networks allow.

If the user publishes personal information through the social network, THE COMPANY is not responsible for it, and the user must be informed of the privacy policies and security measures established by the social network, releasing THE COMPANY from any responsibility.

The publication of content is expressly prohibited:

  • That they are allegedly illegal by national, community or international regulations or that they carry out allegedly illegal activities or contravene the principles of good faith.
  • That violate the fundamental rights of people, lack of courtesy in the network, annoy or may generate negative opinions in our users or third parties and in general whatever the content that THE COMPANY deems inappropriate.
  • That contravene the principles of legality, honesty, responsibility, protection of human dignity, protection of minors, protection of public order, protection of private life, consumer protection and intellectual and industrial property rights.

THE COMPANY reserves the right to withdraw, without prior notice from the website or the corporate social network, those contents that are considered inappropriate.


Minors under 16 years of age must not use the services of our website without the consent of their parents or guardians. In the event that we detect that the user is a minor, we reserve the right to request a copy of their ID or the authorization of their parents and guardians.


THE COMPANY is obliged in accordance with the provisions of the Law to keep secret regarding the personal data accessed, even after the commercial relationship between both parties has ended.

Private communications that may occur between THE COMPANY staff and users or visitors will be considered confidential. Access to this information is restricted through technological tools and through strict internal controls.

Security of the information

THE COMPANY has developed all the technical and organizational systems and measures at its disposal, provided for in the personal data protection regulations to prevent the loss, misuse, alteration, unauthorized access and theft of personal data provided by the user or visitor.

However, the user or visitor must be aware that Internet security measures are not impregnable.

User consent

The user declares to have read these general conditions or terms of service, accepting and agreeing, fully and expressly, to everything provided in each one of them.

Contact us

  • Company Name: BIREN Engineering & Architecture
  • CIF: B-04980280
  • Responsible person: Olalla Martínez Rubín – DNI: 34996903B
  • Address: C/Cifuentes 5, 28021, Madrid (Spain)
  • Email:


Calle Cifuentes, 5 | 28021 | Madrid

+34 653 10 52 81


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