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Legal

Imprint

Last updated: 10 May 2026.

Provider details

The following information is published in accordance with Hungarian Act CVIII of 2001 on certain issues of electronic commerce services and information society services.

Service name
4D Growth Advisory
Legal entity
ARCADIA ASTRONAUTICS Korlátolt Felelősségű Társaság (ARCADIA ASTRONAUTICS Kft.)
Registered office
1036 Budapest, Kiskorona utca 4. 7. em. 36. ajtó, Hungary
Company registration no.
01-09-408879
Tax ID (Adószám)
32143634-2-41
EU VAT
HU32143634
Main activity (TEÁOR)
6201 — Computer programming
D-U-N-S® number
98-789-0609
European Unique Identifier (EUID)
HUOCCSZ.01-09-408879
Chamber of Commerce
Budapest Chamber of Commerce and Industry — registration no.: BU32143634
Authorised representative
Arpad Lorincz
Email
hello@4dsalesarchitecture.com
Website
https://4dgroup.hu

Hosting provider

4dgroup.hu runs on the infrastructure of:

Provider
Vercel Inc.
Address
440 N Barranca Ave #4133, Covina, CA 91723, USA
Web
https://vercel.com
Contact
https://vercel.com/contact

Diagnostic engine — additional hosting provider

The engine that powers the Mini-Diagnosis (engine.4dgroup.hu) runs on:

Provider
Hetzner Online GmbH
Address
Industriestr. 25, 91710 Gunzenhausen, Germany
Web
https://www.hetzner.com

Supervisory authority

For data-protection complaints, you may contact the Hungarian Data Protection Authority:

Authority
National Authority for Data Protection and Freedom of Information (NAIH)
Address
H-1055 Budapest, Falk Miksa u. 9–11.
Email
ugyfelszolgalat@naih.hu
Web
https://naih.hu