Sizi Chen, General Partner at FoundersX Ventures is an active investor based in Cambridge, Massachusetts. This profile covers what Sizi Chen backs, at which stage, and how founders can reach out in 2026.
Sizi Chen is a General Partner at FoundersX Ventures, focusing on AI research and investing in technical founders.
Sizi Chen invests in Artificial Intelligence and Hardware & Deep Tech, typically at Pre Seed, Seed and Series A.
- Location
- Cambridge, Massachusetts
- Typical check
- $250K
What does Sizi Chen invest in?
- Investor type
- VC
Where is Sizi Chen based?
Sizi Chen is based in Cambridge, Massachusetts.
- Browse more startup investors near Sizi Chen:
- Startup investors in BostonStartup investors in the United States
How to reach Sizi Chen
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About this profile
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Cite this page
Round Funded. "Sizi Chen." Round Funded investor database, updated September 22, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sizi-chen
Frequently Asked Questions
Who is Sizi Chen?
Sizi Chen, General Partner at FoundersX Ventures is an active investor based in Cambridge, Massachusetts. Sizi Chen invests in Artificial Intelligence and Hardware & Deep Tech, typically at Pre Seed, Seed and Series A.
What does Sizi Chen invest in?
Sizi Chen invests in Artificial Intelligence and Hardware & Deep Tech, typically at Pre Seed, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sizi Chen invest at?
Sizi Chen typically invests at Pre Seed, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Sizi Chen's typical check size?
Sizi Chen typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
Where is Sizi Chen based?
Sizi Chen is based in Cambridge, Massachusetts.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.
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