Investing Profile

Aaron Epstein

VCInvestor
General Partner at Y Combinator
blog.ycombinator.com/author/a...San Francisco, California
Photo of Aaron Epstein, General Partner at Y Combinator
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Networks Aaron is a member of
Y Combinator Network
120 CONNECTIONS
Y Combinator Network
120 CONNECTIONS
Y Combinator Network
120 CONNECTIONS
Autodesk Network
38 CONNECTIONS
University of Maryland - Robert H. Smith School of Business Network
27 CONNECTIONS

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Current Investing Position
Y Combinator General Partner
Investment Range
$150K - $150K
Sweet Spot
$150K
Investments On Record
150

Aaron Epstein is on these Sector & Stage Rankings

Aaron Epstein's Investments On Record (136)

CompanyStageDateRound SizeTotal Raised
Thunder Compute
Series AAug 2026$13M
SeedJan 2026$5M
$18M
Co-investors: Tom Preston-Werner (Preston-Werner Ventures), Daisuke Minamide (CyberAgent Capital, Inc.), Ilya Sukhar (Matrix), Logan Lorenz
Klaimee
SeedJul 2026$6M
Pre SeedApr 2026$500K
$6.5M
Co-investors: Alex Mittal (FundersClub), Tim Suzman (Pioneer Fund), Ted Suzman (Pioneer Fund)
Sazabi
SeedJun 2026$8M
Pre SeedJun 2026$500K
$8.5M
Panacea
Pre SeedJun 2026$500K
$500K
Ardent AI
Pre SeedJun 2026$500K
$2.5M
Co-investors: Aneel Lakhani (Crane Venture Partners)
Sidekick
Pre SeedJun 2026$500K
$16M
Co-investors: Mark Ransford (CVC Capital Partners), Michael Pennington (Unknown Ventures), Will Neale (Learn Capital), James Tootell (Eos Venture Partners), Andrew Miklas (Y Combinator), Arra Malekzadeh (WorkOS), Jeff Fluhr (Craft Ventures)
Parrot
Pre SeedJun 2026$500K
$15M
Co-investors: Ryan Petersen (Founders Fund), David Helgason (Nordic Makers), Ben Braverman (Saga), Rahul Vohra (Todd and Rahul's Angel Fund), Mike Dauber (Amplify Partners), Tom Blomfield
Interfaze
Pre SeedJun 2026$500K
$1.5M
Co-investors: Michael Tefula (Ada Ventures)

Aaron Epstein's Experience

Group Partner Y Combinator2020 - Present
General Partner Y CombinatorPresent
Visiting Partner Y Combinator2018 - 2020
Co-Founder Creative Market2012 - 2018
Director, Marketplace Autodesk2014 - 2017
Co-Founder COLOURlovers2009 - 2014
Founder ColorSchemer2000 - 2014

Aaron Epstein's Education

University of Maryland - Robert H. Smith School of Business Bachelor of Science (BS) Business, Entrepreneurship

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