Nonagon Capital is a venture capital firm. Team members are concentrated in San Francisco, California, United States. Among the 3 companies in the known portfolio are Acctual, D3 and SONEX.
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Investment focus
- Stage
- Seed
Who to pitch at Nonagon Capital
Nonagon Capital portfolio companies (3)
- Acctual
- D3
- SONEX
Co-investors
Funds that share portfolio companies with Nonagon Capital.
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About Nonagon Capital
The firm's listing covers sectors AI and FinTech, and focus areas AI Applications, Crypto, DeFi and Machine Learning; known deals cluster at Seed.
The contacts to approach at Nonagon Capital are Kaz O. (Investor) and Soonhee JiJa Kim (Advisor).
Nonagon Capital shares portfolio companies with 12 other investment firms, among them Kestrel0x1, Flow Traders and Leyden VC.
Frequently asked questions
What is Nonagon Capital?
Nonagon Capital is a venture capital firm whose team is concentrated in San Francisco, California, United States, with a known portfolio of 3 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Nonagon Capital invest in?
Listed sectors include AI and FinTech; listed focus areas include AI Applications, Crypto, DeFi and Machine Learning. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Nonagon Capital invest at?
The known deals of Nonagon Capital include Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Nonagon Capital?
Both people on file at Nonagon Capital are listed as contacts for the firm, each with their own profile page.
How do I contact Nonagon Capital?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 2 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal