Privacy Policy

1. Data controller

DE3 ("we", "us", "our") is responsible for processing the personal data collected through this website. Contact: carlos@de3.mx — Mexico City, Mexico.

2. Personal data we collect

We may collect the following categories of personal data:

• Identification data: full name, email address, phone number.
• Contact details: company name, country, role.
• Project information: messages, attachments and any content you voluntarily share through our contact form.
• Technical data: IP address, browser type, device information, pages visited (via analytics cookies).

3. Purposes of processing

We process personal data for the following primary purposes:

• Responding to inquiries and providing the services you request.
• Sending quotes, proposals and project-related communications.
• Complying with legal obligations.
• Operating, maintaining and improving the website.

Secondary (non-essential) purposes — only with your consent:

• Sending newsletters or marketing communications.
• Conducting customer satisfaction surveys.

You may opt out of secondary purposes at any time by emailing carlos@de3.mx.

4. Legal basis (GDPR / international users)

Where applicable, our legal basis for processing is: (a) your consent, (b) the performance of a contract, (c) compliance with a legal obligation, or (d) our legitimate interest in operating our business.

5. Transfers of personal data

We may share your personal data with: (i) service providers (hosting, analytics, email delivery) bound by confidentiality obligations; (ii) authorities when required by law. We do not sell your personal data.

6. Your rights (ARCO + GDPR + CCPA)

You have the right to access, rectify, cancel or oppose the use of your personal data ("ARCO rights" under Mexican law), as well as the right to portability, restriction and erasure where applicable.

To exercise any of these rights, send a written request to carlos@de3.mx including: your full name, a copy of an official ID, a clear description of your request, and any documents that support it. We will reply within 20 business days.

7. Cookies

We use first-party and third-party cookies to operate the site, analyze traffic and improve user experience. You can disable cookies in your browser settings; some site features may not work properly without them.

8. Data retention

We keep personal data only for as long as necessary to fulfill the purposes described above and to comply with our legal obligations.

9. Security

We implement reasonable technical, administrative and physical safeguards to protect personal data against loss, misuse and unauthorized access. No method of transmission over the internet is 100% secure.

10. Changes to this policy

This policy may be updated. The latest version will always be available at this URL with the "last updated" date noted at the top. Material changes will be communicated through the website or by email.

11. Contact

For privacy questions or to exercise your rights, contact: carlos@de3.mx.