Sizi Chen
General Partner at FoundersX Ventures
Cambridge, Massachusetts
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.
- Investor type
- VC
- Stages
- Pre SeedSeedSeries A
- Invests in
- Artificial IntelligenceHardware & Deep Tech
- Location
- Cambridge, Massachusetts
- Typical check
- $250K
How to reach Sizi Chen
Angels and operators like Sizi Chen reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
Connect with Sizi Chen
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise.
Frequently Asked Questions
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.
How do I contact Sizi Chen?
Unlock Sizi Chen's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.