Tax Technology startups in San Francisco Bay Area

1 Tax Technology companies in San Francisco Bay Area.

By the Numbers

1Tax Technology startups

Additive AI

San Francisco

Additive AI, founded in San Francisco, builds AI-powered tools to automate document-heavy tax and accounting workflows; acquired by Thomson Reuters in 2025, it operates as part of a global leader to help professionals make faster, more info

AccountingSeedEst. 2023

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