A VAT solution trusted by Tax Advisors

Designed to build trust upon the relationship with your clients.

Why choose Marosa for your VAT compliance needs?
We are tax advisors
Marosa is a tax advisory firm that evolved from VAT compliance to VAT technology. We value the importance (and risk) of reliable tax work. 
Tax classification done right
Our VAT logics process Amazon reports with all VAT consequences in mind. A detailed report is generated with line-level analysis , warnings and overviews. 
Automation
We automate data extraction , mappings, VAT return generation and VAT return submissions, so no manual mistakes happen.
All in-house. No subcontractors
All EU returns are prepared, reviewed and submitted inhouse. No delays in back and forth emails with local agents.
Marosa

How do we compare?

Check this table to learn how Marosa's value proposition and range of services compares with other providers.
Automated VAT calculation (EU & UK)
VAT registrations & filings (EU & UK)
Direct integration with online marketplaces
GDPR-compliant
EU-based tax advisor support
Direct OSS submission (all EU countries)
Direct VAT returns submission (all EU countries)
Intrastat declarations (all EU countries)
Additional compliance services (SII, Packaging Ordinance)
EU-based data storage
Marosa
Yes
Yes
1 Marketplace (and 3 more to come!)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Taxdoo
Yes
Yes
5 Marketplaces
Yes
Yes
No
No
Limited
No
Yes
CountX
Yes
Yes
1 Marketplace
Yes
Yes
No
No
Limited
No
Yes
Taxually
Limited
Yes
3 Marketplaces
Unclear
Limited
Yes
No
Yes
Yes
Unclear
HelloTax
Limited
Yes
3 Marketplaces
Unclear
Limited
Yes
No
Limited
No
Unclear
Avalara
Limited
Yes
3 Marketplaces
Unclear
Limited
Yes
No
Yes
Yes
Unclear
Manual solution
No
No
No
No
No
No
No
No
No
Unclear
Automated VAT calculation (EU & UK)
Marosa
Yes
Taxdoo
Yes
CountX
Yes
Taxually
Limited
HelloTax
Limited
Avalara
Limited
Manual solution
No
VAT registrations & filings (EU & UK)
Marosa
Yes
Taxdoo
Yes
CountX
Yes
Taxually
Yes
HelloTax
Yes
Avalara
Yes
Manual solution
No
Direct integration with online marketplaces
Marosa
1 Marketplace (and 3 more to come!)
Taxdoo
5 Marketplaces
CountX
1 Marketplace
Taxually
3 Marketplaces
HelloTax
3 Marketplaces
Avalara
3 Marketplaces
Manual solution
No
GDPR-compliant
Marosa
Yes
Taxdoo
Yes
CountX
Yes
Taxually
Unclear
HelloTax
Unclear
Avalara
Unclear
Manual solution
No
EU-based tax advisor support
Marosa
Yes
Taxdoo
Yes
CountX
Yes
Taxually
Limited
HelloTax
Limited
Avalara
Limited
Manual solution
No
Direct OSS submission (all EU countries)
Marosa
Yes
Taxdoo
No
CountX
No
Taxually
Yes
HelloTax
Yes
Avalara
Yes
Manual solution
No
Direct VAT returns submission (all EU countries)
Marosa
Yes
Taxdoo
No
CountX
No
Taxually
No
HelloTax
No
Avalara
No
Manual solution
No
Intrastat declarations (all EU countries)
Marosa
Yes
Taxdoo
Limited
CountX
Limited
Taxually
Yes
HelloTax
Limited
Avalara
Yes
Manual solution
No
Additional compliance services (SII, Packaging Ordinance)
Marosa
Yes
Taxdoo
No
CountX
No
Taxually
Yes
HelloTax
No
Avalara
Yes
Manual solution
No
EU-based data storage
Marosa
Yes
Taxdoo
Yes
CountX
Yes
Taxually
Unclear
HelloTax
Unclear
Avalara
Unclear
Manual solution
Unclear

Why did Taxdoo partner with us?

Hear what Marosa customers are saying

FAQs

How does Marosa make VAT compliance easier for clients?
How do you submit returns in-house? 

We are registered tax filers in each country, so we are authorized to submit VAT returns for your clients. Our centre of excellence submits 40,000 returns every year with a blend of knowledge and technology. 

Can I review the returns of my clients?
Yes, when uploading your clients to VATify, we can indicate your name and email as the person responsible to review, comment or amend data upload or VAT return approvals. 
Will you inform me of relevant changes in VAT compliance?

We’ll keep you up to date on important VAT changes and guide you on relevant regulatory changes impacting your clients' businesses. 

Do you cover all Europe?
Yes! Marosa is a global firm. We file VAT returns in all EU 27, UK, Switzerland and Norway with our inhouse team. We cover APAC, Africa and LATAM with our local partners. VATify reflects this global scope.