Privacy Policy

1. Introduction

Ronaldo Pereira dos Santos LTDA, operating as Persan Engenharia ("we", "our", or "us"), registered under CNPJ 48.283.761/0001-24, with its principal place of business at R. Funchal, 538 - Sala 24, Vila Olímpia, São Paulo - SP, 04551-060, is committed to protecting your privacy and personal data.

This Privacy Policy describes how we collect, use, store, and share your personal information in compliance with Brazil's General Data Protection Law (Lei Geral de Proteção de Dados — LGPD, Law No. 13.709/2018) and other applicable regulations.

2. Data We Collect

• Identification data: full name, CPF, RG, date of birth
• Contact data: email address, phone number, physical address
• Professional data: CREA registration, engineering credentials, company information
• Project data: site addresses, property details, building specifications, technical requirements
• Contractual data: service agreements, project scopes, billing terms
• Payment data: billing information processed through secure payment systems
• Navigation data: IP address, browser type, cookies, access logs

3. How We Use Your Data

• Delivering engineering services including design, inspection, and consulting
• Preparing technical documentation, ART filings, and regulatory submissions
• Managing project timelines, deliverables, and communications
• Coordinating with municipal authorities and regulatory bodies
• Processing payments and issuing invoices
• Communicating about project updates and engineering services
• Improving our services and operational processes
• Complying with legal and regulatory obligations (including CREA, CONFEA, and municipal requirements)

4. Legal Basis for Processing

• Consent provided by the data subject
• Performance of a contract or preliminary procedures related to a contract
• Compliance with legal or regulatory obligations
• Legitimate interests of the controller, provided fundamental rights are preserved

5. Data Sharing

• CREA, CONFEA, and professional regulatory bodies as required
• Municipal and state authorities for permits and regulatory approvals
• Subcontractors and technical partners engaged in project delivery
• Payment processors for secure transaction handling
• Technology service providers for system maintenance
• Government authorities when required by law

6. Data Retention

Your personal data will be retained only for as long as necessary to fulfill the purposes described in this policy, or as required by applicable law. Engineering project documentation, ART filings, and technical records may be retained for extended periods as required by CREA regulations and civil liability timeframes. Upon expiration of the retention period, your data will be securely deleted or anonymized.

7. Your Rights

Under the LGPD, you have the following rights:

• Confirmation of the existence of data processing
• Access to your personal data
• Correction of incomplete, inaccurate, or outdated data
• Anonymization, blocking, or deletion of unnecessary or excessive data
• Portability of data to another service provider
• Deletion of data processed with your consent
• Information about entities with which your data has been shared
• Information about the possibility of denying consent and its consequences
• Revocation of consent

To exercise any of these rights, please contact us using the information in Section 10.

8. Cookies

Our website may use cookies and similar technologies to enhance your browsing experience. You may configure your browser to refuse cookies; however, some features may not function properly without them.

9. Data Security

We implement appropriate technical and organizational measures to protect your personal data against unauthorized access, alteration, disclosure, or destruction. Project documentation and technical records receive additional security measures. Despite our efforts, no method of electronic transmission or storage is completely secure.

10. Contact Information

11. Changes to This Policy

We reserve the right to update this Privacy Policy at any time. Any changes will be posted on this page with a revised "Last updated" date.