Privacy Policy
Last updated: June 2026
Sephiance Qant (the "Firm") respects your privacy. This policy explains how we collect, use, and protect your personal data when you use our website, services, and mobile application.
1. Data controller
Ioannis Tzalas
Sephiance Qant
Email: ioannis.tzalas@live.com
2. What data we collect
- Contact information: name, email address, phone number
- Payment information: processed via Stripe (we do not store credit card details)
- Usage data: pages visited, features used, and interaction with our platform
- Communications: any information you provide when contacting us
3. How we collect data
- When you submit a contact or access request form
- When you subscribe to our newsletter
- When you purchase reports or services via Stripe
- When you use our mobile application
- Automatically via cookies and similar technologies
4. How we use your data
- To provide and deliver research reports and services
- To process payments and fulfill orders
- To send newsletters and updates (with your consent)
- To improve our platform and user experience
- To comply with legal and regulatory obligations
5. Legal basis (GDPR)
We process your data based on the following legal grounds:
- Consent: for newsletter subscriptions and optional communications
- Contract: to fulfill purchases and provide services
- Legitimate interest: to improve our services and ensure platform security
- Legal obligation: to comply with applicable Greek and EU law
6. Data sharing
We do not sell your personal data. We may share data with trusted third parties who help us operate our business (e.g., Stripe for payment processing), provided they agree to keep your data confidential and comply with GDPR.
7. Data retention
We retain your personal data only as long as necessary to provide services or as required by law. When no longer needed, data is securely deleted or anonymised.
8. Your rights
Under Greek law and the GDPR, you have the right to:
- Access your personal data
- Rectify inaccurate data
- Request deletion of your data
- Restrict or object to processing
- Data portability
- Withdraw consent at any time
- Lodge a complaint with the Hellenic Data Protection Authority
To exercise these rights, contact us at ioannis.tzalas@live.com.
9. Security
We implement appropriate technical and organisational measures to protect your data against unauthorised access, loss, or alteration.
10. Changes to this policy
We may update this policy from time to time. Changes will be posted on this page with an updated date.
Sephiance Qant · Greece · ioannis.tzalas@live.com
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