David Grayzel

David Grayzel

Active Investor

Partner at Atlas Venture

Cambridge, Massachusetts

David Grayzel, Partner at Atlas Venture is an active investor based in Cambridge, Massachusetts. This profile covers what David Grayzel backs, at which stage, and how founders can reach out in 2026.

Investor type
VCPE
Stages
Seed
Invests in
Healthcare & BiotechBiotech & Pharma
Location
Cambridge, Massachusetts
Typical check
$250K
Past investments
4

Notable investments

Atlas Venture Development Corp.DeliniaXilio TherapeuticsDyax Corp

How to reach David Grayzel

Angels and operators like David Grayzel 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 David Grayzel invest in?

David Grayzel invests in Healthcare & Biotech and Biotech & Pharma, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.

What stage does David Grayzel invest at?

David Grayzel typically invests at Seed. Lead with traction that fits the stage when you reach out.

What is David Grayzel's typical check size?

David Grayzel typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.

How do I contact David Grayzel?

Unlock David Grayzel's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.

Application closes in --:--:--
Email David Grayzel