Basis Set is a venture capital firm. Based in Silicon Valley, United States. The known portfolio counts 10 companies, including Momentum, Entire, Quince, daydream Labs, ReFlow and Rowspace.
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Investment focus
- Sector
- AIHardwareHealthcareSaaS
Who to pitch at Basis Set
Basis Set portfolio companies (10)
- Momentum
- Entire
- Quince
- daydream Labs
- ReFlow
- Rowspace
- Quill Meetings
- Neion Bio
- Valius Sciences
- KEYESQUE
Co-investors
Funds that share portfolio companies with Basis Set.
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About Basis Set
The firm's listing covers sectors AI, Hardware, Healthcare and SaaS, and focus areas AI Applications, AI Infrastructure, Developer Tools and Industrial AI; known deals cluster at Pre-Seed, Seed and Series A.
Of the 7 people on file at Basis Set, Lan Xuezhao (Managing Partner), Chang Xu (Partner) and John Mannes (Partner) are listed as the contacts to approach first.
Basis Set shares portfolio companies with 20 other investment firms, among them WndrCo, DNA Fund and Protagonist Capital.
Frequently asked questions
What is Basis Set?
Basis Set is a venture capital firm based in Silicon Valley, United States, with a known portfolio of 10 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 Basis Set invest in?
Listed sectors include AI, Hardware, Healthcare and SaaS; listed focus areas include AI Applications, AI Infrastructure, Developer Tools and Industrial AI. 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 Basis Set invest at?
The known deals of Basis Set include Pre-Seed, Seed and Series A 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 Basis Set?
3 of the 7 people on file at Basis Set are listed as contacts for the firm. All 7 have their own profile page.
How do I contact Basis Set?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 7 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