At FIZ we believe in and trust accountants — they are essential partners for companies in Portugal
Our invoicing and expense management make it simple to collaborate with your clients, always 100% compliant with the Tax Authority and Portuguese rules.
Why accountants choose FIZ |
Certified invoicing free forever (AT nº 3041)
No hidden fees, no limits.
Expense management made for Portugal |
Automatically connected to AT and e-fatura.
Multi-user collaboration
Work with your clients in real time.
Designed for accountants
Instant access to reports, exports, and documents.
A true two-way partnership
Accountants recommend FIZ to their sole trader & freelancer clients — and we recommend accountants to companies.
Full compliance and security
Fully certified, encrypted, and always up to date with tax rules. |
Coming soon
Soon, FIZ business clients will be able to find and contact you directly through our accountant network — giving you visibility to thousands of potential clients who already trust us.
Why you should join now
Instant visibility
Your profile visible to all FIZ business clients.
Early access
Be among the first accountants listed.
Trusted partner badge
Displayed on your profile and marketing.
Direct leads
Clients reach out with no middlemen.
Don’t miss the launch of the FIZ Partner Network
Be among the first leading accountants to join our exclusive network. Get visibility, direct leads, and the official trusted partner badge.
AT № 3041
NIPC 517696835
1200-082, Lisbon, Cais do Tojo 24