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Mattax Advisory BV

Mattax Advisory (BV) is a company in Chaumont-Gistoux, active in accounting, bookkeeping and auditing activities; tax consultancy, founded in 2026.

ActiveAccounting, bookkeeping and auditing activities; tax consultancy
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Health check, financial year in detail, 10 years of history and the board.

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What happenedfrom the annual accounts and the CBE

  1. Incorporated as besloten vennootschap

Activities NACE-BEL 2025

Establishments 1

AuditProSanctions and politically exposed persons

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Publications in the Belgian Official Gazette 1 publication

  • 23/02/2026Incorporation and articlesConstitution (nouvelle personne morale, ouverture succursale, etc...)Deed (pdf)

To the publication → list, timeline or per year

E-invoicing and VAT

Checking… · Peppol network and European VAT register (VIES)
PeppolWorking…
Peppol address
VAT number (VIES)Working…

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