Tax intelligence for innovators. Always-on and up-to-date with the latest global tax laws.
Fonoa allows Uber to validate taxpayer status both in VIES, and in the national databases across the EU, allowing us to have a complete picture over the taxpayer status of our supplier base.
Trusted tax automation platform for the digital economy.
Stay compliant with real-time tax calculations, reporting, and invoicing—anywhere in the world. A single, scalable tax solution that adapts to global compliance needs. Fonoa integrates seamlessly into existing financial and operational systems, eliminating tax complexity so you can scale your business with strategy and confidence.
A single, end-to-end tax platform
From record to report, Fonoa provides a fully automated tax compliance stack tailored for modern global businesses.
Built for the digital economy
Designed for marketplaces, SaaS, and digital-first businesses, Fonoa ensures real-time, country-specific tax compliance at scale.
Seamless API-first integration
Our modular, API-driven approach integrates effortlessly into existing finance and ERP systems, making compliance frictionless.
Real-time regulatory adaptation
Automated updates and a dynamic compliance engine that seamlessly integrates the latest rules into your tax processes.
A fully integrated platform of global tax solutions
Invoice easily and always locally compliant
Generate tax compliant invoices and credit-notes that include all required information globally.
Instantly validate tax IDs in 110+ countries
Instantly validate VAT, GST and other tax IDs in more than 100 countries through official country databases for the most comprehensive and accurate validation.
Report transactions and create
e-invoices in real-time
Report transactions and generate e-invoices in real-time across countries with one standardized solution, stay up to date on local regulatory changes.
Stay on top of sales tax, VAT and GST worldwide
Determine the right sales tax, VAT and GST treatment of your transactions globally with a single solution, that can be integrated into your business in 2 weeks.
Keep pace with local data sharing rules
Meet quickly evolving tax information reporting obligations and securely share tax data with authorities across countries.
Nail error-free VAT and GST returns
Automatically prepare, review and submit error-free, VAT/GST returns everywhere from one single platform.
Fonoa in numbers
The industry leading experience
Jurisdictions
Calculate taxes accurately in 190+ countries and U.S. states with Fonoa’s comprehensive tax engine.
Countries Covered
Validate VAT, GST, and other tax IDs instantly across 100+ countries using official government databases.
Sellers Onboarded
Fonoa powers e-invoicing solutions for 1M+ sellers on leading global marketplaces.
Transactions Processed Annually
Ensure real-time tax compliance with 500M transactions processed every year.
Resource center
Stay ahead of change, not chasing it.
The only tax updates you'll actually want to read.
Indirect Tax Compliance Procurement Guide 2025
This guide provides a step-by-step framework for selecting an efficient, scalable indirect tax compliance solution, helping businesses reduce risks, cut costs, streamline tax filings, and confidently navigate global regulations.
Customer stories
Don’t just take our word for it. Why companies around the world prefer Fonoa.
"The whole landscape is shifting heavily. It’s no longer possible to ensure invoicing compliance after a transaction. You have to do it instantly."
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see everything in action.
