Funder directory / United States / Venture capital firms

Act One Ventures

Venture capitalSan Francisco, United StatesFounded 2016actoneventures.comVerified 8 Nov 2026

Act One Ventures is a San Francisco-based venture capital firm investing in early-stage AI-native companies. The firm focuses on pre-seed and seed investments in AI agents, enterprise software, and AI-native operating systems and services.

StagesPre-seed · Seed

Business modelB2B

What they invest in

AI Software and SaaS

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