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Mattan Griffel

Mattan Griffel

Entrepreneur, Professor, Investor, Coach, and Author

mattangriffel
Brooklyn, New York, United States
Joined January 2025
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Network

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Summary

Mattan Griffel is an accomplished entrepreneur and educator, having co-founded two Y Combinator-backed startups: One Month, an online learning platform, and Ophelia, a platform for opioid addiction treatment. His entrepreneurial journey has been recognized with a spot on Forbes' 30 Under 30 in Education. mattangriffel+3
He holds a significant academic role as an Adjunct Assistant Professor of Business at Columbia Business School, where he teaches entrepreneurship, leadership, and technology. He has received the Dean's Award for Teaching Excellence and is involved with the Lang Center for Entrepreneurship as both an Innovation Fellow and Lang Coach. columbia+3
Griffel's expertise extends to advising and consulting for prominent companies including Goldman Sachs, Bloomberg, NYSE, JPMorgan, Condé Nast, and American Express. His insights on technology, entrepreneurship, and growth strategies are frequently featured in major publications and he has authored a book, 'Python for MBAs'. mattangriffel+3

Work

Education

Writing

Python for MBAs

An educational book authored by Mattan Griffel, aimed at teaching Python to MBA students, co-authored with Daniel Guetta.

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How to Get a Busy Person to Respond to Your Email

An insightful essay on effective communication strategies for eliciting responses from busy individuals.

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The metaphysics of consciousness

His undergraduate thesis written while studying Philosophy at New York University under David Chalmers and Ned Block.

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Notes

TPTitiaan Palazzisaid they've seen
MGMattan Griffel
make a significant positive impact on product growth through engineering at a Series A-C company.

Feb 17, 2026

EBEliza Blanksaid they consider
MGMattan Griffel
a standout tech founder, especially at the pre-seed stage.

Feb 10, 2026

EBEliza Blanksaid they've seen
MGMattan Griffel
successfully raise and lead a tech company through the pre-seed stage.

Jan 31, 2026

FDFrank Denbowsaid
MGMattan Griffel
is one of the most impressive tech founders they've met at the pre-seed stage.

Jan 12, 2026

TPTitiaan Palazzisaid
MGMattan Griffel
is one of the most respected academic leaders in business education they know.

Jun 20, 2025