The story of Y Combinator

Mar 2005 –

Y Combinator. Startup investment firm founded in March 2005 by Paul Graham, Jessica Livingston, Robert Morris and Trevor Blackwell; it funds startups in batches.

2005

Y Combinator invested in Loopt. Seed funding in its first batch (summer 2005).

Loopt was in the first group of eight startups Y Combinator funded, in summer 2005, at $6,000 per founder.

Mar 2005: Jessica Livingston founded Y Combinator. Co-founder. Paul Graham founded Y Combinator. Co-founder. Robert Tappan Morris founded Y Combinator. Co-founder. Trevor Blackwell founded Y Combinator. Co-founder.

2011–2014

Sam Altman worked at Y Combinator. Part-time partner.

2014–2019

Sam Altman, head of Y Combinator. President.

Paul Graham announced the choice on 21 February 2014; he wrote that he and Jessica Livingston thought Altman best suited to grow YC, and that he had started trying to recruit him in 2012.

Oct 2015

Y Combinator founded YC Research.

Announced by Sam Altman, then YC’s president, as a non-profit research lab.

2016

Y Combinator invested in Scale AI. Summer 2016 batch.

Also took part in the 2018 Series B as an existing investor. Scale’s 2018 release describes the May 2017 Series A as led by Accel and Y Combinator.

9 sourced connections, each with its evidence. Open the explorer to follow any of them further, filter by lens, or move through time.

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