Mason Du
Angel investor in New York City
New York City, New York
Mason Du, Angel investor in New York City is an active investor based in New York City, New York. This profile covers what Mason Du backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- SaaS & EnterpriseHealthcare & BiotechMedia & ContentPropTech & Real EstateSpace & Aerospace
- Location
- New York City, New York
- Typical check
- $150K
- Past investments
- 13
Notable investments
I Done ThisBioCellectionHBS Angels NYCFairyTiesta TeaHarvard Business School Alumni Angels
Kepler CommunicationsBrooklyn Bridge VenturesRaven Telemetry
Futurestay
BenbriaGuidesHow to reach Mason Du
Angels and operators like Mason Du 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 Accelerator.
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Frequently Asked Questions
What does Mason Du invest in?
Mason Du invests in SaaS & Enterprise, Healthcare & Biotech, Media & Content and PropTech & Real Estate, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mason Du invest at?
Mason Du typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Mason Du's typical check size?
Mason Du typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Mason Du?
Unlock Mason Du's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.