Company Information

The entity behind Tesseum.

Built in Prague. Designed to operate under European data-protection law. Currently undergoing formal incorporation.

Legal Entity

Registration details

Trade name
Tesseum
Legal form
Private limited company (Czech s.r.o.) — registration in progress
Company ID (IČO)
to be assigned upon registration
VAT ID (DIČ)
VAT registration filed concurrent with incorporation
Registered office
Prague, Czech Republic — full address to follow registration
Founder & Director
Luis Reyes
Country of operations
Czech Republic (primary) · Mexico (customer base)

Once the IČO is issued by the Czech Commercial Register (Obchodní rejstřík), this page will be updated with the entity's full identifiers and a link to the public registry entry. Customers requiring confirmed entity details for procurement may request a status update at hola@tesseum.com.

Operations

How Tesseum is run

Founded
2025
Headquarters
Prague, Czech Republic
Customer markets
Czech Republic, Mexico, with EU-wide coverage rolling out
Interface languages
English · Spanish · Czech · French
Hosting region
Frankfurt (Vercel fra1) for EU traffic · Supabase US-East
Business hours
Monday – Friday, 09:00 – 18:00 CET

Compliance Posture

Data protection and tax

GDPR role
Data controller for end users · Data processor for B2B customers under the standard DPA
Standard Contractual Clauses
EU Commission Decision 2021/914 modules in place with all non-EU subprocessors
Anonymization
Uploaded documents are anonymized before any AI engine receives them ([PERSON_n], [ADDRESS_n] tokens)
Payment processor
Stripe Inc. (PCI-DSS Level 1) — Tesseum does not see or store card data
Tax residency
Czech Republic (post-incorporation)
VAT handling
EU B2C: VAT charged at customer's country rate via Stripe Tax · EU B2B: reverse charge with valid VAT ID · MX: invoicing per SAT rules

Subprocessors

Who else touches your data

Tesseum relies on the following subprocessors. All non-EU transfers are covered by Standard Contractual Clauses. Material changes will be announced 30 days in advance to active customers.

Subprocessor Purpose Region
Supabase Inc. Database, authentication, file storage United States
Vercel Inc. Web hosting, serverless functions, CDN United States (EU edge: Frankfurt)
Anthropic PBC Claude language model inference (zero data retention enabled) United States
Google LLC OAuth identity provider, Gemini model inference United States
Stripe Inc. Payment processing, billing, tax computation Ireland (for EU customers) · United States