Information on the data protection officer

Date of last update: 12 October 2023

Welcome to I am Juan Álvarez Sempere, the owner and operator of this website and the SEOSEMPERE trademark. As the owner, I am personally responsible for ensuring the security and confidentiality of the data you entrust to us. Below, I detail how, why and for what purpose we use your information.

Details of the data controller:

  • Name: Juan Álvarez Sempere
  • ID: 21675649N
  • Address: Calle Poble Nou de Sant Rafel 165, Cocentaina (Alicante)
  • Activity: Consultancy and mentoring in SEO, digital marketing, optimization and SEO strategies.
  • Contact email:

1. Use of your data

First and foremost, I want to reassure you that your information is safe with me and will only be used in a lawful manner. I collect it for the purpose of managing your registration on my platform, dealing with your queries, sending newsletters, among others. For more details, see section 4.2.

2. Legal basis for processing

We use your data on the basis of the contract you accept when you register or interact on our site, and in other cases, by the explicit consent you give us, such as when you subscribe to our newsletters. Further details are set out in section 4.3.

3. Sharing your information

I want you to know that your information will only be shared when absolutely necessary to provide you with my services, such as responding to your enquiries. Under no circumstances will I market your data. To find out more about this, please see section 4.5.

4. Your rights as a user

You have the right to access, correct or delete your data with me. In addition, in certain circumstances, you may object to my use of your data or request data portability. Find out more about your rights in point 4.6.

4.1 Identity of the person responsible for your data

I am Juan Álvarez Sempere, owner of SEOSEMPERE, with ID 21675649N, located at the above address. If you have any queries regarding the protection of your data, please do not hesitate to write to me at

4.2. What can I use your data for?

Basically with your data, as the case may be, I will do the following:

Purpose Information
To generate your registration as a userTo manage your registration on the platform, I need to process your personal data. If you choose to log in via a social network, I process your data on the basis of the consent you give by authorising the transfer of your data from that network.
To deal with your enquiriesI will only use the data that is really necessary to deal with your query or request. I do not use WhatsApp as a communication channel.
For marketing purposesI process your data for marketing purposes based on your explicit consent. To show you personalised information, I benefit from profiling the information I have about you, which also benefits you by improving your user experience on my site.
I know it can be tedious to receive emails continuously, but occasionally, and only when I really consider it relevant, I will send you information about products and sales actions aligned with your interests. I am in the process of creating a blog with useful content, and the Newsletter will be your bridge to keep up to date with this news.
By subscribing to the Newsletter, I will manage your subscription and the sending of personalised content. I will also analyse your preferences to improve and adjust what I offer you. If at any time you decide that you no longer wish to receive these communications, you can unsubscribe through the link in our emails managed by Mailchimp or by writing to, requesting unsubscription. See Mailchimp’s privacy policy.
In addition, you may occasionally receive invitations to participate in promotions such as contests or sweepstakes. If you choose to participate, I will always provide you with the legal terms and conditions with detailed information about how I treat your data in that context. If you share images or photos publicly and give me your consent, I may share them on the platform or on social media.
Usability and quality analysis to improve our servicesYou should know that I will process your browsing data on the website (only on our website, we will never access data on your computer, tablet or mobile) for analytical and statistical purposes, i.e. to understand how you interact with the website and thus be able to introduce improvements in Likewise, I will occasionally carry out quality actions and surveys aimed at finding out the degree of satisfaction of our customers and users and detecting those areas in which I can improve.

4.3. What is the legal basis for processing your data?

The legal basis that allows me to process your personal data also depends on the purpose for which I process it, as explained in the following table

To manage your registration as a userIn other words, in order for you to register as a user of the Platform, I will need to process your personal data, otherwise I would not be able to manage your registration. In the event that you choose to use access or login through a social network, the reason why I am entitled to process your data is the consent that you provide at the time of authorising the transfer of your data from the social network.
Development, fulfilment and performance of the contract of sale or serviceI need to process your data to carry out the contract of sale or services you have with me. Some data processing related to the purchase is only activated if you request it or give me your consent, and I rely on your consent to do so.
Customer servicesI have a legitimate interest in processing the enquiries you make to me. This processing benefits both you, allowing me to respond appropriately, and me. If your query relates to rights or claims, the legal basis is compliance with my legal obligations.
MarketingI process your data for marketing purposes based on the explicit consent you give me. To show you personalised information, I benefit from profiling the information I have about you, which also benefits you by improving your user experience on my site.
Usability and quality analysisI am interested in analysing usability and user satisfaction on my platform. This processing is aimed at improving your experience, aiming at a continuous improvement of the platform and the services I offer.

4.4. How long will I keep your data?

The length of time your data will be kept will depend on the purposes for which it is processed, as explained below:

PurposeRetention period
To manage your commercial relationship with meI will process your data for as long as we maintain the business relationship and for the period of time for which legal responsibilities may arise from the services provided.
To manage your registration as a user of the PlatformI will process your data for as long as you remain a registered user (until you decide to unsubscribe).
Customer ServiceI will process your data for as long as it is necessary to deal with your application or request.
MarketingI will process your data until you unsubscribe or cancel your subscription to the newsletter. If you participate in promotional actions I will keep your data for a period of six (6) months from the end of the action.
Usability and quality analysisI will process your data from time to time for as long as I proceed to perform a specific action or quality survey or until I anonymise your browsing data

Although I only use your data for as long as it is essential for its initial purpose, I will continue to store and secure it for as long as there may be legal consequences arising from that use, always in line with current laws. Once any potential legal repercussions have passed, I undertake to dispose of your data in a safe and responsible manner.

4.5. Will I share your data with third parties?

I will only give access to your data to those parties who support me in the services I offer you, namely:

  • Financial institutions
  • Fraud detection and protection entities
  • Technology service providers
  • Marketing-related service providers and partners.

For efficiency of service, some of the above providers are located in territories outside the European Economic Area that do not provide a level of data protection equivalent to that of the European Union, such as the United States. In such cases, I inform you that we transfer your data with appropriate safeguards and always keep your data secure:

Some providers are Privacy Shield certified, which you can consult here

4.6. What rights do you have when you provide me with your data?

I will always value and protect the privacy of your personal data. If you wish to exercise your rights or if you have any concerns, you can contact me at If it is necessary to confirm your identity, I may ask you for a document to verify your identity.

You have the right to:

  1. Access: Ask me for information about the data I hold about you. If you have a registered account, you can also verify this information in your profile.
  2. Rectification: Ask me for corrections or updates to your data. As a registered user, you can do this directly from your account. It is essential that the information you share is accurate and up to date. Any inconvenience caused by incorrect information will be your responsibility. You should only share your own data, not that of others, unless permitted by our policy.
  3. Deletion: Ask me to delete your data when it is no longer needed or when I no longer have valid reasons for keeping it.
  4. Limitation: In certain contexts, you may ask me to restrict the use of your data.
  5. Withdraw Consent: If at any time you have given me permission to use your data for any purpose, you may revoke that permission. Simply send an email to or unsubscribe from our newsletter via the link in emails sent via MailChimp.
  6. Portability: If you provided data or if it is based on a contract, you have the right to receive that data in a common, readable format and to transmit it to another entity, if technically feasible.

In addition, if at any time I decide to use your data based on my own interests, you have every right to object to such use.

I will always respect the confidentiality of your personal data and will ensure that you can exercise your rights, for this purpose you can write to me at, just write to me at, just write to me at, just write to me at, just write to me at

Finally, I inform you of your right to lodge a complaint with the relevant data protection supervisory authority, in particular: The Spanish Data Protection Agency

4.7. What happens if you provide me with third party data?

In general, the services that I offer on are not designed to process third party data. However, if you do provide me with other people’s data, it is your responsibility to have previously informed them about how and why I will use their data.

4.8. Changes to the privacy policy

There may be times when I need to make changes to this policy. If these changes directly affect your privacy, I will let you know. This may be through various channels, or I may even send you an email to let you know. Even so, I recommend that you regularly review this policy so that you are aware of any adjustments or improvements I may make.

4.9. Information about Cookies

My website,, uses cookies and similar technologies. This is to make your browsing experience smoother, to understand how you interact with my site and, on occasion, to show you advertising based on your browsing habits