Cambrian pairs capital with community for early-stage fintech founders, writing $300k to $1M+ checks and often leading as the first check at pre-seed. It covers the full fintech stack including payments, banking, lending, insurtech, wealthtech, and RegTech. A solo-GP firm run by Rex Salisbury, formerly a fintech partner at a16z.
Cambrian Ventures backed 3 Y Combinator companies.

The open-source AIOps platform
Autopilot for Accounts Receivable

AI operations partner for enterprise order-to-cash
Auto-detected from Cambrian Ventures's website.
Engineer and community builder, ex-A16Z investment banker turned fintech software engineer turned fintech VC.
Focus and check size from the firm's website. Website reachable as of Oct 2026.
A fit check scores your pitch against their thesis, stage and ticket. An email draft uses their real deals and thesis, not a template.