Contact
Quick check for your hospitality clients
Submit an anonymized statement — we'll show you how GPAA prepares your platform revenue for DATEV. Professional assessment via email, no sales call required.
- Quick check: submit 1 anonymized statement → assessment via email
- Sample pack: download KanzleiPack (EXTF, audit report, receipts) instantly
- Demo: test all scenarios yourself — no registration, no call
- Anonymized documents only — no real client data
- No disclosure — your enquiry stays confidential
- Written response within 1-2 business days
- No commitment — purely professional assessment
- Personal review by Duc Thanh Nguyen
Submit anonymized quick check
For an initial expert assessment, please provide:
- 1 screenshot or 1 PDF of a platform statement
- anonymized (no names, IBAN, tax IDs)
- max. 5 MB
The analysis is used exclusively for expert feedback and is not shared with third parties.
Book a personal introduction
30 minutes, via video — I'll show you GPAA live with a real hospitality statement.
No sales pitch, purely professional.
Alternatively: open calendly.com/dtnsoft directly
Pilot participation (selected firms)
For firms with multiple platform clients or integration needs.
In the pilot, we define:
- client scope
- chart of accounts (e.g. SKR03)
- handover formats
- review and documentation structure
Pilot duration: typically 4 weeks, clearly scoped.
Data protection & responsibility
- Quick check with anonymized data only
- Real data only after a signed Data Processing Agreement (DPA)
- Processing in the EU
- Documented deletion concept
GPAA provides structured preparation data. Final professional review and DATEV import approval remain exclusively with the respective tax firm.
Show details
Details: Privacy · Security & DPA