Privacy Policy

Last updated: 15 January 2026

Data Controller Information

This privacy policy explains how drelkonavi.top B.V. ("we", "us", or "our") collects, uses, and protects your personal information when you visit our website drelkonavi.top or use our construction cost analytics services. We are the data controller responsible for your personal data.

Data Controller:
drelkonavi.top B.V.
Lindelaan 31
1087 NA Amsterdam
North Holland, Netherlands
Registration Number: KvK58694731
VAT Number: NL584769135B01

Data We Collect

The data we collect from you includes personal information you provide directly to us and information we automatically collect when you use our website and services. We collect the following types of personal data:

  • Contact Information: Name, email address, phone number, company name, and job title when you contact us or request information about our services
  • Communication Data: Messages, enquiries, and correspondence you send to us through our contact forms or email
  • Website Usage Data: IP address, browser type, device information, pages visited, time spent on pages, and referring websites
  • Technical Data: Cookies, device identifiers, and similar tracking technologies as described in our cookie policy
  • Service Data: Information related to your use of our construction cost analytics platform, including project data, usage patterns, and performance metrics

How We Use Your Information

We use your personal data for the following purposes based on our legitimate business interests and legal obligations, and with your consent where required:

  • To provide and improve our construction cost analytics services and platform functionality
  • To respond to your enquiries, provide customer support, and communicate with you about our services
  • To process and fulfil service requests, contracts, and business relationships
  • To analyse website usage and improve user experience through analytics and performance monitoring
  • To send relevant marketing communications about our services (with your consent)
  • To comply with legal obligations and protect our legitimate business interests
  • To detect, prevent, and address technical issues and security threats

Cookies and Tracking Technologies

We may use cookies and tracking technologies for analytics, advertising, and remarketing purposes, including Google Ads. These technologies help us measure campaign effectiveness, deliver relevant advertisements, and improve our services. You can manage your cookie preferences at any time through our cookie consent banner. For detailed information about the cookies we use, please refer to our Cookie Policy.

Legal Basis for Processing

Under the General Data Protection Regulation (GDPR), we process your personal data based on the following legal grounds:

  • Consent: For marketing communications and certain cookies
  • Contractual Necessity: To provide our services and fulfil contractual obligations
  • Legitimate Interests: For website analytics, service improvement, and business development
  • Legal Obligation: To comply with applicable laws and regulations

Data Sharing and Disclosure

We do not sell your personal data to third parties. We may share your information with trusted service providers and partners who assist us in operating our business, including:

  • Cloud hosting providers for secure data storage and website functionality
  • Analytics providers (such as Google Analytics) for website performance analysis
  • Email service providers for communication and marketing purposes
  • Professional advisors including lawyers, accountants, and consultants
  • Law enforcement or regulatory authorities when required by law

Data Retention

We retain your personal data for as long as necessary to fulfil the purposes outlined in this privacy policy, comply with legal obligations, resolve disputes, and enforce our agreements. Specifically:

  • Contact enquiry data: 3 years from last contact
  • Customer service data: Duration of relationship plus 7 years for legal compliance
  • Website analytics data: 26 months (Google Analytics default)
  • Marketing consent data: Until consent is withdrawn or 3 years of inactivity

Your Rights

Under GDPR and applicable data protection laws, you have the following rights regarding your personal data:

  • Right of Access: Request a copy of the personal data we hold about you
  • Right to Rectification: Request correction of inaccurate or incomplete personal data
  • Right to Erasure: Request deletion of your personal data in certain circumstances
  • Right to Restrict Processing: Request limitation of processing in certain situations
  • Right to Data Portability: Request transfer of your data to another service provider
  • Right to Object: Object to processing based on legitimate interests or for marketing purposes
  • Right to Withdraw Consent: Withdraw consent for processing where consent is the legal basis

Data Security

We implement appropriate technical and organisational measures to protect your personal data against unauthorised access, alteration, disclosure, or destruction. These measures include encryption, secure servers, access controls, and regular security assessments. However, no method of transmission over the internet or electronic storage is completely secure.

International Data Transfers

Your personal data may be transferred to and processed in countries outside the European Economic Area (EEA). When we transfer data internationally, we ensure appropriate safeguards are in place, including adequacy decisions, standard contractual clauses, or other approved mechanisms under GDPR.

Contact Information

If you have any questions about this privacy policy, wish to exercise your rights, or need to contact us regarding data protection matters, please reach out to us:

Privacy Contact:
Email: [email protected]
Phone: +31 207904300
Address: Lindelaan 31, 1087 NA Amsterdam, Netherlands

Supervisory Authority

If you believe we have not handled your personal data in accordance with applicable laws, you have the right to lodge a complaint with the relevant supervisory authority. In the Netherlands, this is the Autoriteit Persoonsgegevens (Dutch Data Protection Authority).

Changes to This Policy

We may update this privacy policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. We will notify you of any material changes by posting the updated policy on our website with a new "last updated" date. We encourage you to review this policy periodically.