Vantario

Legal

Privacy Notice

Last updated 27 July 2026

1. Who is responsible for your data

Juan Carlos Nava Arrieta, operating as Vantario, an individual registered in Mexico as persona física con actividad empresarial, with address in Querétaro, Mexico. Contact: [email protected].

2. What data is collected

DataWhenWhy
Email addressWhen you use a form, buy a product, or request a briefingTo respond, deliver your purchase, and send the receipt
Name and companyOptionally at checkoutInvoicing and record keeping
Billing country and payment detailsAt checkoutProcessing payment and tax treatment. Card details are handled by Stripe and never reach Vantario
Documents you upload or pasteWhen you use the checkerTo produce your analysis
IP address and access logsAutomaticallySecurity, rate limiting, and abuse prevention

Documents you submit to the checker may contain personal data — names of legal representatives, signatures, job titles. Only submit documents you have the right to submit.

3. Third parties who process this data

Vantario uses the following providers. Each processes data only as needed to deliver the service:

ProviderWhat it handlesWhere
AnthropicText and documents submitted to the checker are sent to Anthropic's API for analysisUnited States
StripePayment processing, receipts, card dataUnited States / Mexico
FormspreeContact and briefing request formsUnited States
NameHeroWebsite and email hosting, server logsUnited States
CloudflareDNS and content deliveryGlobal

Vantario does not sell your data, and does not share it with anyone other than the providers above and where required by law.

4. Aggregated data

Vantario may create de-identified, aggregated statistics from submitted documents — for example, the percentage of attestation letters that address a given element. Aggregated data cannot identify you, your organization, any supplier, or any specific document, and may be published or used commercially. This is described in full in the Terms of Service.

5. How long data is kept

6. Your rights (ARCO)

Under Mexican law you have the right to access your personal data, rectify it if inaccurate, cancel it, and oppose its use. You may also withdraw consent or limit how your data is used.

To exercise any of these, email [email protected] stating which right you wish to exercise and enough detail to identify your records. You will receive a response within 20 business days.

If you are in the European Union or United Kingdom, equivalent rights under GDPR apply and the same contact address is used.

7. Cookies

Vantario does not use advertising or tracking cookies. Cloudflare may set a technical cookie necessary for security and performance. Stripe sets cookies during checkout for fraud prevention.

8. Changes

This notice may be updated. Material changes will be reflected in the date above and, where they affect how your data is used, communicated by email where we hold your address.

This notice is available in English and Spanish. For data subjects in Mexico, the Spanish version applies.

Vantario is an independent venture. It is not affiliated with, endorsed by, or representative of any current or former employer, nor of any government authority.