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Michael Seibel Email & Contact Information

Partner @ Y Combinator

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Michael Seibel Location

San Francisco, United States

Michael Seibel Work

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Michael Seibel Investing

Partner Emeritus at Y Combinator

Stages
Pre-seed, Series A, Seed
Sectors
AI, Health tech, Deep tech
Cheque size
€138k–€138k
Freshness
Verified 1mo ago

Michael Seibel Summary

Michael Seibel, based in San Francisco, United States, is a Partner at Y Combinator. Michael Seibel invests in AI, Health tech and Deep tech at Pre-seed, Series A and Seed, writing €138k–€138k cheques. Michael Seibel brings experience from IT CRUX Mobile Apps Solutions, Robyn Frankel, Socialcam and Top-Patents. Michael Seibel's verified email and contact details are available on Mintround.

How to cold email Michael Seibel

Michael Seibel, Y Combinator in San Francisco, United States, backs AI, Health tech and Deep tech companies at Pre-seed, Series A and Seed, writing €138k–€138k cheques. Here's how to get a reply when you cold email Michael:

  • Subject line: name your company and one metric that matters to AI, Health tech and Deep tech, not “quick chat”.
  • First line: your strongest traction, the real numbers, not adjectives.
  • One ask: a 20-minute call with a date range. Keep it under 150 words.
  • Send it to Michael's verified address below. No warm intro required.
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Notable investments

Frequently co-invests with

Andre CharooiNovia CapitalArash FerdowsiBill TrenchardFirst Round CapitalDiana HuY CombinatorEmmett ShearGareth JefferiesRTP GlobalImmad AkhundY CombinatorJason WenkMatterscale VenturesJohn DiazStone Mountain VenturesJonathan EhrlichFoundation CapitalJustin KanGoat CapitalKevin MahaffeyLookout

Michael Seibel's colleagues at Y Combinator

Jon LevyManaging Director, Y Combinator
Carolynn LevyPartner, Y Combinator
Kirsty NathooPartner, Y Combinator
Brad FloraPartner, Y Combinator
Reshma KhilnaniPartner, Y Combinator
Garry TanPresident, Y Combinator
Immad AkhundUnknown, Y Combinator
Diana HuPartner, Y Combinator
Geoff RalstonPartner, Y Combinator
Ali RowghaniUnknown, Y Combinator
Ben HuhUnknown, Y Combinator
Harj TaggarManaging Partner, Y Combinator
Surbhi SarnaPartner, Y Combinator
Aaron EpsteinPartner, Y Combinator
Gustaf AlströmerPartner, Y Combinator
Nicolas DessaignePartner, Y Combinator
See all 17 at Y Combinator →

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Related lists

AI investorsHealth tech investorsDeep tech investorsPre-seed AI in United StatesSeries A AI in United StatesSeed AI in United States

Frequently asked questions

How do I contact Michael Seibel?
Michael Seibel, Partner at Y Combinator, can be reached by email. The verified email address is listed on this page.
What is Michael Seibel's email address?
Michael Seibel's email address uses the michaelseibel.com domain (shown as *****@michaelseibel.com until revealed).
What does Michael Seibel invest in?
Michael Seibel backs AI, Health tech and Deep tech companies at Pre-seed, Series A and Seed, typically writing €138k–€138k cheques.
How do I cold email Michael Seibel?
Michael Seibel backs AI, Health tech and Deep tech companies at Pre-seed, Series A and Seed, writing €138k–€138k cheques. A concise cold email that leads with relevant traction and one specific ask, sent to the verified address on this page, is the most direct way to reach Michael.
Where is Michael Seibel based?
Michael Seibel is based in San Francisco, United States and works at Y Combinator.

Every contact is a verified, deliverable email. How Mintround verifies contacts.

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