Investor Profile

Y Combinator

AcceleratorMountain View / San Francisco, US

Quick facts

Type
Accelerator
Headquarters
Mountain View / San Francisco, US
Founded
2005

About

The best-known startup accelerator in the world, running twice-yearly batches that fund a small, fixed amount per company in exchange for equity, plus mentorship and a demo day. Alumni include Airbnb, Stripe and Nubank.

Companies backed on our watchlist

  • Cacao — Cross-border fintech (Seed)
  • Ploy — Marketing SaaS (Seed)
  • 9 Mothers — Defense tech (YC Spring 2026)
  • Dispatch — Space (YC Spring 2026)
  • Adialante — Healthcare (YC Spring 2026)
  • Silmaril — AI security (YC Spring 2026)
  • Arga Labs — AI infrastructure (YC Spring 2026)
  • Sazabi — AI infrastructure (YC Spring 2026)
  • Tasklet — AI agents (YC Spring 2026)
  • Superset — Developer tools (YC Spring 2026)
  • Lightsprint — Developer tools (YC Spring 2026)
  • Complir — Compliance SaaS (YC Spring 2026)
  • Uno Wallet — Consumer fintech (YC Spring 2026)

Before you read anything into this

Profiling Y Combinator here is informational, not a recommendation. Almost all venture funds only accept institutional or high-net-worth limited partners with minimums far beyond most individual investors — see our guide to venture funds for how that actually works.

Understand how venture funds actually work for an LP:
Venture funds explained →

← All investors in the directory

Frequently asked questions

Can I invest alongside Y Combinator?
Almost certainly not directly. Funds like this generally raise from institutional and high-net-worth limited partners under private-placement rules, not the general public. The realistic routes into early-stage deals are regulated equity crowdfunding, a syndicate, or a retail-accessible venture fund — see our guide to the four routes.
Does Y Combinator backing a company mean it's a good investment?
No. A fund backing a round is a signal about that fund's own thesis, not an endorsement we make. We have not done diligence on either the fund or the companies it backs.
Where does this information come from?
Compiled from public reporting (fund websites, Crunchbase, PitchBook, press coverage) as of the review date above. Fund details — AUM, focus, active funds — change; verify anything load-bearing against the fund's own site.