Fonoa

Fonoa provides a platform covering the indirect tax lifecycle: global tax ID validation, tax determination (VAT, GST, sales tax), a unified e-invoicing API, automated tax return filing, and newer modules for tax legislation knowledge and audit. An agents product is listed as coming soon.

The company sells to businesses that operate across borders, including digital economy and marketplace companies. Its website cites customers such as Coda and reports 1M+ sellers onboarded for e-invoicing, and says the company acquired PwC's indirect tax platform (Indirect Tax Edge) and raised $110M in May 2026. Revenue model details are not stated.

Fonoa Technologies Ltd is registered in Ireland with its registered office in Dublin. The website lists offices in London and Zagreb in its job postings, and roles in New York, San Francisco and Sydney. Open roles span engineering, sales, tax and legal.

Product: Indirect tax platform with tax ID validation, tax calculation API, e-invoicing API, automated VAT/GST return filing, and AI tax knowledge tools.