Y Combinator
Iconic seed accelerator + early-stage fund — Airbnb, Stripe, Dropbox, OpenAI
VC
Accelerator
📍 Mountain View, CA
Founded 2005
AUM
$7.0B
as of 2026-Q1
MID
Y Combinator was founded in 2005 by Paul Graham, Jessica Livingston, Robert Morris, and Trevor Blackwell. The most consequential accelerator in tech — alumni include Airbnb, Stripe, Dropbox, Coinbase, DoorDash, Twitch, and OpenAI. Garry Tan has been President since 2023.
Notable Partners
Garry Tan (President)Jared FriedmanMichael SeibelDiana Hu
Notable Portfolio
airbnbstripedropboxcoinbase
Investment Focus
Sectors
Enterprise · Consumer · Fintech · Bio · AI
VCAcceleratorIconicSam Altman Era Alumni
Investor data reflects publicly disclosed AUM, fund sizes, and portfolio holdings as of 2026-Q1. Refreshed periodically.