Startup profile · funding coverage
Sphere
AI-native global indirect-tax compliance engine for software companies.
Stage
series a
Status
private
Coverage
full
Why Sphere is interesting
Sphere automates VAT/GST registration, calculation, and filing across 100+ regions — plugging into Stripe, Rillet, and NetSuite as a programmable tax layer.
Key facts
- Series A: led by a16z; repeat founder Nick Rudder (a16z announcement)
- Co-investors: no additional institutional investors disclosed in public sources reviewed 2026-07-24
- Source: https://a16z.com/announcement/investing-in-sphere/
Investors in our directory
Funds linked from Sphere's profile — open a fund page for stage focus and related deal articles.
Industries
Fintech Enterprise SaaS AI & Machine Learning
Industry hub pages are rolling out from our fund-derived baseline taxonomy.
Related funding articles
Venture Capital Tracker pieces that cover Sphere's financing or category context.
Last updated: 2026-07-24